INSPECTION GUIDE NO. II ELECTRIC EQUIPMENT ROUTINE MAINTENANCE

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80T00246A062100080001-3
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 135
• Document Creation Date: December 22, 2016
• Document Release Date: December 6, 2011
• Sequence Number: 1
• Content Type: REPORT

Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
50X1-HUM
INSPECTION GUIDE No. 11
ELECTRIC EQUIPMENT ROUTINE MAINTENANCE
Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
General ................. ............................................
Starter-Generator ....................................................
Carbon-Pile Voltage P.egulator ........................................
Differential Ltinimum Relay ...........................................
Electric Control Actuators, Type JT-6Jj .............................
Air Distributor (Item 525) ...........................................
Thermostat of Cockpit _;ir Temperature Reevlator ......................
Eleotrio Aotuator 1Af14-2 for Drive of Head Light JI!1CB-45...........
Electria Actuator AIIC-4 ............................................
Automatio systea APY-2A ............................................
3leotroaotora ........................................................
Bleotromotore !.7I-100S of ~:el Pumpa pIjFil ..................
Electromotora klr?-102A ......................................
Pilters ......................................................... ....
Starting Panel ........... ............................................
59
80
88
91
104
110
12a
124
133
136
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
.,o.,- _ - ................ ..... ............. ......
_. _. -.rl .............. ...........................
1. .:ne n: :ro?. . -~_
r:H?.J:r .........oo.'.. .-.....':rs -ae. fc. :-outlne t!:ir.teraace
144
151
151
15q
I59
165
169
2C4
Cg
221
.27
50X1-HUM-
1. Routine ~:Lrt cn:u:ce d aL^cr:Sf: cle otrlc equl p-tit :n rrrr.. out at
Srterv~ls c,^.crific3 b; Iaapeoti.m Llild! 50.11 (s~:cn:.l e..t::,..~.
2. ire pre :er.t ]ratructio:.: o: -rlr:e ~wce pror~~:,rc r.e .nreei ou: or. t.`.c
bscls of experi er.ce acc',:`ul:ae! :y .... ltrce ualts 1r. ter:i~-: r.~ ... r_::.ft e1eN.rio
cyst c, c. :!:ey o1.tr11C .~: -:c ns n ,'.:1 ~!e for et.~:r.ee:s r..::] :cc:.r.1c: ~.. ... rm,,t ir,c
..i nter.._~.ce of electric cqulr.a~r' :::F.in :he score eta:l:o!:c'. t, ,:cte:arse
.:.s t. uctiors No. 11 (acct:..! cdi::o :1?
3. ?Sec neceptlr..; :_. x:rer:.`?. fnr rout lne enf r!e:~.-.ee? e)ec: :'?w eo1~!1 :1O::
o! :!:e :~3.-c: 11't electric e;?:1; cry' b, Srn; toll c~ tu.2 tr ek l:~. 12 sit f.l r. !*.a soon
prcli_ia'.r, prcynrMon. :]:roc S.nata dc:ect?d nt t1.1a t::c nhoul: ^e coz'ro~ted by
c1~o O:':71.^.ta :ratlc,^~~rJ tO r^r:ice ?Lr ~l: rr,.ft.
rr.^.Snat SOn Of Jc.:-., !.~:l: Lr ... b! tl'O.'. t0 Lt.w rO'1:: r.o al'rtwt nTCP r'rO??O??L'.^!
ro': St!c.: .ia ro:::Sre r~:r'c: :r.ee .. ne]) !ollo?? n pOe.-.:lr' irs; wct:o?.
~. AlI .-d-: e:.nrcr u; -r:d.n:.: or. w alrcraf: o?.et be ,rr: ..rte. ?...
rer.?icc .`_lc at :r :zr: to: is ~ _ .: r_ !: oc.
$'o:e ar..~ ...: rr ..c ?^ri o'. tf.e nl nfvet e':e~Y e,ter t!.? :x:c ?Aa1 r-??. t7?
Sa:e-to:- 11s: ^o :r rv: to /o.w. er le:va t1.?~ S_s/:? `e w:r:?:>t:.
_. S. .ru:1u .....-.:?rn.:? e?,at br ,rrior..?1 aStt. t!.? ?!r:r~!t .-.?Sr^ ~?-
?rertLe/j do rc'. mrr,.ct a:rc:aft v.1 Rio.:.: rv.?r ?c_r?e to tae ?St?:wet razes
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
until all works ir. electric. p~nelsr 3istribatin~, de:~iees a,d other electric units
are finished.
G. khan perio^~ia~- rou'ice :.c:ir.tenance, wip_ di=, dust ar.d old grease oil
tta external su riaces of elects c Brats.
7. The ro?aine c. a.: tr-.:arve _s so de~~:eloped that oal;~
2 minlmrv, a,~,:unt of
epeelal tools anc cf:eck ir._=n:~c:.'.s =tee rewired to ca..7 cut i:.:rpc-:,ions ar:d
:a,antenanec opcrstie^_s. :;pedal tcolc, Y:xtures and ire trunents f~-
r ogee ssazy
..^ain'eranca operation sae 1'_sted ir. Appendix 1.
SAFETY P_ECpJTIOi:S
1. Before starting any ir.spcction.^, or routine r~intenance take all necessary
precautions to pre-:er.t ac;cidentai Y1rir;, of weaF ejecti
ors ar.i on gun , as wall
ns jettisor:ing of tan't~, retraction o: the landitZ gear and inadver'?~ert operation
of elaotric units.
For this purpose open the cocY.pit and without entering it make sure that:
the firing necY.r:nic_ of t:~c ~~?}
~- =and tY.e ejecticn ~.rn are to^ked by ^ain and
ground safet;; p.ns, r?:ile the handle of the face screen and the fiti^g controls
located or. the are rests, as well as the levers o.' tt:e spring mechanism aze wire-
lockad;
tD.e handle for in'ependerrt je*,tisoning oY the canopy is set in tk.e ClCSF.D
(3AhT~TO) positior. an3 is wire-locked;
buttons to,- eacrgeacy dropping of bombs are closed v,?ith protective caps
and slips;
the changeover switch of the landing gear control is in the neutral position
and latohed;
the storage battery and all electric snitches are off (circuit-breakers
situated under the right-hand panel of organic glass may be left or., except circuit-
breakers A1t7dED-SyFE (B3PSiB-HEL'3FJB)
the bomb firing circuit is open (the safety pin is inserted).
2. Flhen installing drop tanks is the aircraft, do not switch on ttre battery
and ground power supply until the installation is completed.
3. PTnen performing some work in the engine cocpartmant (wlth installed
engines);
see that all tools are tied;
take care that removed units and fastenings do not drop Snto the section; for
this purpose, la3? down a clean piece of cloth around the unit being serviced;
close air Dy-pass band, when assembly and disassembly are carried out.
J. All openings in units and tubing which are opened during disassembly shrnrld
be closed with plugs or polyvinyl chloride tape.
~. 4hile the engine is running, keep away from the sir intake duct at a distance
of over 1~ metres.
v. Ib not perform any work, while the engine is running, except for checks of
units a.^.d inutruxnts oY aircraft equipment.
7. Sever take a repeated starting or cold cranking of tho ongi ne until tkre
engine rotor comes to a co=plate standstill.
8. On aircraft pro?:ided With a controllable stabili2er before sr?itching on
variable ratio autommtic boost control unit APY-2A. first swltch on hydraul?c
booster SY-141iC ar electric actuator Ai1C-?.
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
i , e~ 1
?rs>er-
Cenvrater
:o re:~ovc th?e star ;c r-:;F_
ner::tor:
u:.lock ?..~ turn out hclt~ w':_ ~
c::~=rator inlet pipe roc f-ic o?
con:; n.' air fec.:;
dicconro cc condur_tors frog, tY.e
st ~_ ~er_gcr... retort
uri cek arc, s::ppo;.t ,;,~ the
s'.Vr7cr-der..;r_ or,
tL'r1-. p:lt
txo boll? o? ttrc bener,tar?
e.:ail, detachable cor.n_etior rin.-; I
i:. poi nr so, :irrt turn
out the
irter.::a bol',., tl:er. the external
o
ne;
rono-re tiro starter-; enerator
fro= t::e spliresr reaove the
P'?ro::ite spacer ar.d, tiith the
i rlet pips do:ru, t:~ a cut the
gene z:,to r,
Posa1'Ie
f s;:i t s
ec, c 3y
1. Hated eeltage ........
. 28.5 V
2, Eete@ load currcrt,,,,. 200 A
~ 3. Speed (rar.~;e of revo_
j lotions) ............... A000-
4. fluty yuuU r. p. m.
~ ? " "?'???????.., continuous
! 5. Perissible maxivum load
I c:areat frith the starter-
!
denerat or operating from
cold state for 30 min...
~rithout torced cooling
at 3400 r,p?m? ~
28.5 Y ................ 60 L
Permissible maxlnum
lead current for
20 min. at 3050 r,p,~
and 25 Y ,??,?
Crade of b ????? ?? 100 A
rushes...... No.7(1~-.ry)
Total comber of brushes.,. 12
':iipe dust, dirt, and aois-
ture off toe bodyr inspect
ezternallj and check for
corrosion an3 damage on
starter-generator parts.
OY.eck for dents on the
protective case located
inside the starter-generat-
or body on drive ai~e; dents
may cause rnDDig of the
fan against case, r.;:ea
armature rotates.
Possible
faults
lte~~ dy
(Speci.ications)
9. Numbe; of brushes per
holder stud .......... 2
10. Size of brushes ...... 7.2z17.5z
x25.5 con
I Cicrc at end of ~ Send sterter-generator for
splined shaft, repairs,
loose bolts of Tighter,-bolt fastening nuts.
terniaals.
I
i
i
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
Ooeratlors ~a.,. ble necedy
3. Check of Comxutater
Condition I
:b:aove the pro'ect!ve bane.
L?heck the coravtl;or cu.-,di-
tine, b~ eY crnal irspectim..
t?1:?,:. the ntartcr-gcner^tor is
cps: atzd sor~al2;; , the
eoc:rta:dor surface aeGnires
;;l oss~ files .+ith a dsrk sr:ule,
but ~xi'.i:out traces of burning
or contaainatinn.
~'O'~`?~~n"'t7?'- In ezse of cor.tomiciation (fatty
c.' corc:ctaior. ~ dull blc_ck Yilr) rub commutator
':with clean cottor. cloth slightly
j moistened Sn Casolire s-~JQ
`, and blow with compressed air,
1
ix axing t;.e tez~inal blocky ~ Durni n,; of coamu-i 1t oontaaination carrot be
eakc sure that t::.: starter-
tater bars. ~ removed by cloths use sand
gercrntor coatain~ no eil
?emo.e brush d~:st iron
st niter-Fre:.crraor ,,its b
blOrcin~ sit:: co:.?f,~sscd air
(Prcrscre 1.5_2 ?"Gi:~q.ca,).
;paper No.180 0.- 220 (never
use emery cloth for this
i
purpose). -
Ghea cleaning, rotate starter-
generator armature and press
against commutator surface strip
of sand Paper pulled over a sta~rpened
4. Chest of S~riag Pres-
at7re on Brushes
Deiag a dynamometer with
aeasurenent range of
0-1000 gr, sheet pressure of
Poss!ble~~~T
fasts
Tin molten
out of
coo~mutator lags
wooder. play::.Sl!de plan:c together
with sand pa;:er nlose entire
commutator. ?afore cleazz'_a~ commutator
remove brushes from brush holders.
After clearlr,~, groove commutator
bars with wooden stick, wipe with
cotton cloth moistened in gasoline
E-70, blow With compressed a1r
(pressure 1.5-2 k5/sq.crt? and
install brushes into brush holders.
In the event of bad burning or
wear of co:mutator, send starter
generator for repairs,
fieplace starter-generator.
The accuracy of readings of spring
dynamometers sith meas:n?emert range
I up to 1 kg is considerably affected
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
Possible
faults
spring-loaded levers ou the
brushes vrhich si:oul~ be
nithlr. 575 - 7C0 gr.
S. Check of Condition o1
B.-vsf:ea and Their
Seating
See that bT rushes ye
by weir-,z'. of ~r:oving Parts.
Dyn,:yioceter reads Host accurately
when its position Sn checking
spring pressure corresponds to
position during Sts calibration.
Dynamometers with cylindrical
springs are oalibrated in vertical
position.
In checking spring pressure on
brushes, position starter-generat-
or so that axis of brush in
question is located vertically. The
dynamometer axis should be in tine
with brush axis. In this case
dynamometer rea3a spring pressure
the moment spring-loaded lever
separates with brush,
Brushes corn down to 17 mm height
correctly installed and 'easily
move (without jaruing or rock-
ing), measure tl?e height of
brushes with calipers or a
ruler, make sure ti~at brush
pig tailsare saie,eapecially
at points of their joint
pith brushes and cable lugs.
Brushes helnhtsF.ould De
sot less titan 17 mm.
Possible
faults
damage of
brushes.
or dama~,ed should be replaced
with ne:: ones iron individual
eet of spare parts.
Measurement o2 brush height
should De made along greater
side as shoos SnFig.L
Seat sew brushes and ground them
to fit commutator.
When measuring brush height
take into consideration degree
01 their wear during previous
operation.
If, for example, heig:rt of brush
decreased for 50 hours of opera-
tion from 25 m to 19 - 20 mm~
remove such set of brushes and
replace it, as during subsequent
50 hours brush nay wear away to
lava than 17 nm which may cause
a starter-generator failure.
In high-altitude flying allawa`le
wear of brushes for 50 hours of opera-
tion is not more thaw 3.5 mm.
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
'ru^hes j1v i:: I if ::rsst~ ;;ems in Drush holder,
~hrus:. ::ol~ers. p::ll .t oc: a:~ carefully dress
point of ja.*~ir.~ (it has a shiny
i glossy app_;rance) :;ith sand
paper ~o.lf ^. A. -round-in brush
I ~ should easily xo?re 1-. brush
holder. Fernissible gap between
b.~?ush an3 brush holier is v.?Sthin
0.2 - 0.4 mm for both sides, increase
in gap will make brush loose in
i
~~, brash' halter, ,:hich deterio-
rates operation of commutator
unit,
To seat brvshcs, Yollo+: tSe ~
procedure belo~,: ~
prop a etrip~cf rani piper
Ho. 180-220 aroa:.d the commutator
with the sanded side out:ards. i
The width of Yre strip ehoald bed
equal to the conmut at or length.
Install the brushes to be seated
iatobrush holders, carefully set
the springs orRO the Drushes,and.
rotate the arrature raft
;.rotn:di~.~ end by hand in the
directior. of the starter-generat-
or rotation tut?il the bn:shes m~.1ce
unifotr. fit circumferentially.
Be?ore seating a. new brushes,
those brushes which are not to
be replaced or seated, should be
removed from brush holders.
In the course of seating brush
height should not decrease by
more ttar. C.5 - O.o mm as decrease
in the heiw'tt of brushes shortens
their life.
Rhea seating process Ss over,
take brushes out of brush holders
and remove brvsh~ dust frog the
starter-generator by blo~~ing with
:e^ cle
felts
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
conpressed c1e,~1 air throcCh pores in irarte.
Brushes shocld be iTOUt;d durire: oi~'rc? ion
of the st;irter-gene r:a or under et.erat fag
duties at 50 - 70 :load ar idle for
1 - 2 hours.
Seatin6 is eo.-~;Sdcrei' corpleted i' at
le::at 70 - gp por cent of t::e brush surface
tits well to the concu.ator and b-tis};es
acquire ;u. cren gloss;
surface xatout
noticeable deep scores whic}_, pr;:cticr.lly,
en.:ures sp;~ klass opcratior of stu?ter-
Ecuerat
or,
7. !'heck of s~ occ 1
Star: cr-.,rr .. ---~~?~
'cr Ar.: Lure
fieaove ~,?~ c
.-.,,._ s .~._ s^e t!tat the
armture sores ire ~ xhen bci..-
b3' hand. ~ -~ ?~~ rotated
Drun7 cs 3nspcctim. o: the coV::utator std
r ies?c.-1 t:;e nro: ectire b,~
and rela;k fire boils sit" soft steel
wire protecteu Iro::. corrosion b, tin
~' ^inc-platlug.
!Fake sure that bolts of electrical
contacts are tight. the air dint
hose is securely fastened to the cap.
See that the cornnrtator side shield
and cap are sectse~ when ctecking,
use calibrated wrench (calibrated
for 90 - 11G kg.cta) to avoid
over?tightening of bolts.
To insiall starter-generator,
reverse procedure !or ream?a1.Lhen
installing, be arse to oonnect
- electrical conductors correct!;;,
in accur~anoe w_`_.: narKs on
conductors a.-t3 terainal blocs.
i"~en installin3 the starter
generator, position the connection
ring so that the 3oint Ss in the
horizontal plane.
Possible
faults
Loose bolts } Tighter. up bolt fastening
of electrioal nuts
contaots.
Loose bolts I Tighten bolts,
fastening blow-I
through oap and ,
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
~ocG+_l.le _T
_.,...ts I ened~
Loose nuts of Tina en up natl.
Connect the s*.a.-ter-generator to'
the aircraft mains, ~
Cable lugs on contact screws ~
should be secured by nuts sad
lockouts. The tishtering should ~
enswe perfect electric contact,
Put rubber caps on terminals and
cable lura~ olose the terminals f
sith the cover and secure it by I
three bolts placiu~ ordinary and
springy e~ashers under their ~
heads,
Joir. the air duet pipe to ,
inlet pipe of the cap through the
inter?ediate ila ngc. j
The intermediate flange is ~
fastened to the inlet pipe by
bolts which should be securely
locked, liter ~oirlag `he air
duct, sake sure that the cap is
securely attached to the shield.
.The outside bead of the cap
should enter groove in the
eortact screws.
i
L'ama;.ea solder- pesolder
irb or dacage I
to cable lugs,
i
I
I
I
r
I
ehleld all_the nay in along the
entire surface and De securely
bolted to the shield.
lO.Checking starter-Generator
check operation of stazter-
generator used aastarter.
(a) Cold Cranking of Engine
In cold cranking the engine Ss
rotated by the starter-generat-
or nlthout fuel feed and
ignitloa.
Possible
Yaul'.s
6hen cut ity
starter-generator
tails to operate
due to:
ffi~eakage of
bulbar of
series exciting
viadi ng,
iialfunction of
starter-gene rat-
or power supply
or oontrol
circuits.
If is measurement of reslatance
avometer T1 1 reads iniinity~
remove stazter-generator and
send it for repairs.
ChecY, to see that power
supply is well ecnnected to
aircraft rains. In the event
of imperfect contact, correct
St.
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
ro:: blc
I faclts
io perfcr_ sc 13 ....... _.?, o.? ...c `
engire~ fo'_lov t`-e procc?,,:re beior.?:
oontrol le:?er, sec th:: Stis 'or !ails to cavelon
in tY.e Si?. ACS"vii) Fesition, ~ .red spee.. of j
Close aatoc:tic care+ut- !.,em.~kurc. ~
i
br:a:cera: d3~-5 of PU.~' CP 1S^
and i;Q-'S c? ST:.;Cac~~ St^;'S
Depress 5u t'. o.^, o:AiC ~3:,:i3CF:).
release it :n 1 - 2 sec. ar.^.
s: ~ultaoocur,ly st;s?- stop-
+._toh.
At the er.d of t!:c startia~
byclo neatttre the c',:-rent
eoaattmed Dy t!:e s'.rter-
6snerator~ the apecl 01 engine
., : ?s.^t er-den erat-
for develops an ex-
cescive speed of
rat ore,
:heck t2~irtc-nirr cf corrtact
scree: rate of s`srtitg panel
ar.' .,...rte:-gereratcr. Nuts
3i:ou13 'se tightened up
se~t~~-ly. '
Check supply voltage ands
if it is less than 21 V wit:
starte.--e?.: erator on,
in,?,-ease voltage or replace
pever supply.
If voltage vrith starter-
gererator on exceeds 21 Y~
3ecrease voltage.
If supply voltage is
norral, check reaistz_nce of
exciting vindings~ if tot,:.l
resistar:ce of shunt winding is
ahait, and starting cycle time
against atop-catch mhici: should
be started precisely at the
end a1 the starting cycle.
Speed oY the engine shaft
should be me2svred against
aircraft taci:oCeter ar:d must
Sall nitY,in 800 - 1100 r.p.m,
Load c~~rrent sY.ould not
excee3 23C V at supply voltage
of 21 F.
Duration of the atartin
cycle should be within
42-'3 sec.
(b) Ft-_-ting of Engine
Bngine Sa started 3n n
way similar to cold crank-
ing.
When atarting the engine,
set the engine coatrol
Possi`?ie
Y~ults
Excessive apark-
Srg order brushes
with resultant
burning of commu-
tator bare,
less than 2,0?3 ohns or
total resict:snce cf series
wird'_n;; is less th:.n O.C0252 ohm,
remove starter-generator and
send it for repairs.
Sce that Drus?:cs sroothly
move in Drush holders. Rcmovc
brushes v!:ieh cannot De
readlly pulled out or do
not ilt well to cor..:.utator
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
le:?er to the LG: ;,yyc`p (;1 `;.?~
I'~13) stop,
The speed ~' the erEir.c sl:ait
at which the startln.~ 'cycle of tt~e
starter-generator cr.ds is of
1400-2400 r.p, n, provided ertf;i ne
is nor',;12y started Sre-~ tk:e
^ircraft bYtcry, -.~ncr, s; stet.
1ro~a more porerfsl (e}a err.;:1)
soirco, tie st ~1-ter_gererator r
het disengaged at 25(`0 r
. c. ~.
Diser.~agemert o: the st:~ ,er-
generator Ss indicate3 ;
ti:e
eztinetion of t3_e
(3%.piiI':iH::E) -ilot la.:.p.
ote: Operations outlined is
Para.10 are to be
pcri'or-cd by the ,ir_
craft Ee c;.a.~:lc
toset;:er
with a:: electrician,
I due +o j,-~.:;r,ir.~ and slightly
dress t::eir side surtaces
cite sar.:: paper .7o.18p or 22 C.
i sr,:s::es :r+_th rough spots
exeeedinE 30 per cent of
entire surface should be
seated and ground, as above.
:o remove blaci t11m on com-
11. Checking Starter-Generator
~ mutator surface, rub
Operation user Generating
co.:mutatcr with cotton cloth
Duties
slig*.tly moistened in
gasoline 5-70 and then blow
Ia testing the engine check
Starter-generat-
with compressed air,
operation of the generator. carbon-
or Tails to supply
IS sp;s'sin6 under brushes
pile w ltage regulator and
voltage due to the
does not diminis~~ clean
dilierential minimum relay.
Sollowingt ,
g=ooves beineen coomntator
bars.
Zt fault persists send
atarter_ge_eratcr for
repairs,
io check the operation of the
starter-generator and control
equlpceat~ use portable test
desk. For the electrical
diagram of the teat desk see
Pig.2,
Poss-hie
faults
Excessive burningot one nr
more bars ahoy-s up wire breaks
in armature winding,
Starter-generator cith wire
breaks is armature winding
ehoald be sent for repairs.
6/c in ezoita-
tion winding;
IS in cheokiag reslstaaee of
exoitation winding Dy avometer
Tr-l,the latter reads in:inity
a~.d with armature rotated vol-
tage of starter-generator does
not exceed 1 - 2 9 (due to
residual IDagnetiem)~ send such
startex~gencrator tar repairs.
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
To measure voltages and currents,
connect the r:ab'_c test ,.esk to
appropr:atc receptacles r:E?g
locate: in t..c left-i::i.~
electric2l unit of t?u aircraft.
,^>et on the stitch of the
get:e rotor ir, question a::d by
changing the reed of engine
shaft :a thin 5~'O0- 10,n(?0 r.p.m.
and generator loam.' from 0 to 00 k
(contc coon of electric Wot ors
of fuel pumps to Ica orator
impoeea approxioately 60 :.
loaad), c..*.ecs ti.e valt~le
jai nt aimed b; th_ vo It a.e
regul::tor. ?t sitoulrt ii:
within 2?.C - ?5.? for
Fc ,sibl~
CJ:: *. net
r.iator
br;eY. hol Hers};
.....'~^re`.se9.
cam- ~holdere, slightly dress side
(jy=-1-e; ~ sun?~cr:. cS bnahes with sand
~~battery to terWinal ID and
" of battery to terminal
~ Generator may become
demagnetized owing to
. excessive load, short circuit,
impact, inco.^r>ct connection of
e=citing Binding or shorts of
exciting winding to aircraft
frame.
y.?ter 2.0.120 or 200 to enstac
t::at tY.ey move freely In
~O1~Cr6.
pan-netize starter-generator
!by conneotiog storafie battery
for ? - 2 sec. to terminals ID
and ? - ? is accordance with
proper polarity ("+" of storage
SY.ut down ti:e first generator
and check the operation. of the
second generator in a Similar
manner.
1[alfunetiona of
carbon-pile voltage _
regulator.
A short may occur if seal
wire of the adjusting scret~
of carbon contact in voltage
regulator touches aircraft
frame. To prevent damagneti~a-
tion of generators in
flight, check to see that
it is impossible for ends
of seal wire to touch
aircraft structure.
To Danny out the check,
ah11t regulator and seals
on all sides as tar as
shook absorbers of panel
and seal wire will permit.
If wire ends touch, cut
them off, leaving one turn
after seal, and then coat
seal with insulating tape.
If starter-generator
produces voltage with
voltage regulator dlaconnected
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
cos Sle
f ~-- -.,
cu: :r...c` -e rrate~ r.?.ile
~
ter'--rcls
~ and ^++ are
cor::.cc-ed, re;.lace carbon-pile
re.-:_~tor.
I ~oltace ~o~s
- r_eoatat of xaaual
~aoi ^_orrrs;~~o.
c
e:-e::~t, re;:~jast voltage.
~
Ito Specifica-
~
4o
:::cr~~.e ~.-olt:;ge, tort. slider
tiozs.
cloc::~..i: ^_, to decrease -turn it
counter-ciocksiae.
12. Check of F^=~lle1 ^-+cratio::
of 3trrtc_-;r:erators
!
I
J
Possible
faults
:.Yter the check of eac!i ate-ter-
~en~rator separately, ci.eck , 3just- !
ae:.t of their parallel eperatioa an'~
ii ^ecesaary, adjcst ti:eir parallelyr
opera-ion ir. the Yoao::in- r; ~ !
to _::an;re v .: c ar':
ol'.a?es a:.~ c:~+Tents i
cr. tatil gencratorsr_co_::~cr., tfle
elect (Cee i'-_~ .... _,..-z r._ _,
Sncreas_ ..._ se_. .. .__ ,
re ~ -
+ ! of relay or contactor,
replace diiierential minimsm
relay.
aircraft engine which mounts the
generator complete With the relay
checked.
If even with the iacrerse of
the engine speed the relay does
not nut in the generator,
diaoonaeot the operating
generator with the circuit and
using the voltmeter (oi the
desk) check that the relay
being checked Data in the
generator.
The drop-out of the diiterettial
minimum relay should be checked
Wdten the engine comes to a
standstill. For this purpose set
the engine control stick to the STOP
position, and by the ammeter of
the portable desk measure the
reverse arrest at vLich the
dliierential relay will diaoonnect
the generator (with the decrease
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
of C..= _, zcr..tor n,.._ ti3e .:.aet?.r
pcirt er ~.:! i? co^a to L..: 1cYt, pss ti:e
zero r.,.... .-.i 2i:e ~o-ent t?.~ ~,enera:ar
is c~;t o:: is ?,.a__ s:i sp., rc';sr. co
zero j.
~:h~ rc?:crcc a:rrcnt at Laic: :he
di:?eror.*.it.: rcle:~ ]_scornects ::e
ererator s'rould be i:ahin 15 - 35 L.
i:o~e: ;t is recocxn!aG :o cock or.e of the di?ferential minima.:,
relays ::ae:~: :.^e s::rizr-~e-.e:ator oa the other expire is put
- ic:o opa-axiom, ::;:ile tte secor.3 relay is oheckeC.shen aground
porcr source er :..a aircraft batter~r is used.
-59-
^T~?'SC CO~rTnO:, .r^iLri+~~.sTL't1^~P? ;~T-6L
27. %:cternal Inspection of tlectric
Actuators, Type YT-oj.
1:ith the participation of the
airorait technician (mechanio) remove
the ~echanian, :ripe dirt irar the
body, chec!t the external rnndition
and make sure that coaponcnts of the
actuator are not corroded and damaged.
28. Chec's of Co:autator Condition
fleao~e the protective band. Inspect
the worY.iro surface of the coautator
throug.*. ports in the shiel It t13e
electromotar operates rorclly, the
commutator surtace ~r..s siightlq
dar's, but has no traces 0f burring
and coat?.ination. :o rmove
oontamination and Dn:sL dust, wipe
electronotos parts with a place of
cloth and blow the ixrternal cavities
of the electrnmotor citL ceapressed
cir (at 1 - 1.5 k6/sq.cm.prossise).
Contamination
or btaning of
commutator Dana.
In cane of cortwimtion
(fat Dlack film) wipe
commutator *ith clean
cotton cloth slightly
moistened in gasoline
and blow with compressed
air (at pressure of
1 - 1.5 kg/sq.cm.)
If oontamination carrot
be removed with oloth, nse
sand paper &0.180 or 220.
tben oleaa grooves of
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
:weir ?--..i:i:.C
`ros-ible F `en`.d;;
{-..ult.. i -
i
oo^utator Sass cith ueoden
stick, ":Pe ?"it$ oottan oloth,
moil*. one? ir. Gasoline a^:d bloc
~ ri*.* cor_pressed sir (at
- 1.5 kg/s4.cr ).
f pressnr~ of
Co~:ty;ar should be cleaned
cith brushes renoved. Do not use
eaery cio.h.
Jnr~i: oY bashes Grird side s~aiace of brushes
Sn brusk: i:oiders ^ith. sand paper Io. 180 or 220.
3rushes should movE in brusY.
holders Without yammin8 or rock'
ins.
CY.eek *.o see t ~t th:e brisl:e s i
sil~
d
oa
are cor_'ect17 set an
core i~. bntsh ho]i+era.
;he brushes siroulc enter
' bn:sT holder races :rit'.:oit
l:~airg or rocking. '..ensure
the bn:sY. height S;; ~x;as of
z oalicars znd ^. ruler ::ith
cillimetsr di-~i si on.
Dn;aha turn a?.:^; to c c-?
should be replaced r~it* ne"
ones from the spare parts
1
$ruac rers end
~
IS brushes are broken sa' worn
other mechanical
aut, renew them. Seat new
I defects.
I
bruehes.to coomutatoT. .hen
seating brushes, place aid paP~
Cheer. to see ttwt the brush
pir tails are sa3e.
::o.18C or 22C aroun3
oo~cu'.ator with ended
sido out::crds. Snnd paper
should De of the same width
as that of commutator and
cover cocvutator taroi~
180o as shown Sr. Fig.7.
-Install brush to be run in
into brush holder and prase
St with spring. Shift sand
paper to and fro until brush
pnkns perfect fit to
coanutator. dazimvm rrear of
brush during seating should
ba within 0.5 - O.G mm.
To glue final seating to
bruehos~ eat them in brush
holders an6 run eleotromotor
st ao-load for 5 - 30 min at
voltage of 18-24 V. After
coating is over blow
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
or - 50D M dock sprit.-
prr:usore or. tr_ br aot:ea. ._ _s:;~c +
a_; i^st flee Les: es si~.o _'_.: ..ie
._~hir. 100 - 13, ~^, iI
,c_ec-ro~oor sit:: compressed
a_- (a; rr~=es~ue o: 1 - 1.5 kg/sq.ce.)
`~
i
I
i
~ ..hen chec'rinE; spring press?.ue
' on Grnsh~ position eleotromotor
so c at axis of brush in
;question is located verticall:;;
~ c~avometer axis should be
i aliEne3 Witt: brush axis. In
this case dynama^ieter will read
spriag pressure on brush the
soaent pressing end M spring
comes oit Drush. Dynamometer
reads moat accurately 11 its
~ position in checking spring
pressure corresponds to posi*.ion
iI dicing callbratlor..
I
Fossible
faults
dv
(Speo`{37~cAtio: s)
31. Check of Aleotrio Aotuator
on Stand
?hc electric actuator may be checked
under load on a aiaple portable device
(See r^IC.B).
To check the systems Sollov the
proceoure belov:
place crooden block 4 under the
actuator bodS and secure the ear of
the actuator to bracket 6 vlth
coupling bolt 5; the movable rack
of the actuator should lie
horizontally; fasten shackle 2
with rope 7 to the ear of the
movable rack by means of shalt 3;
connect the actuator to the
parer source anc instruaeata
acoordfng to the diagram shove
Sa Yig.9;
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1. Acted volt age.....26 V
2. Range of operating
voltage .... 23.# - 26.6 v
3. Current draca at a load
oS 20 kg oa rack, not
Wore than ....... 0.75
#, Fated load on raok 20 kg
5. Maximum load on
rack .......... #0 k8
6. 1~axianmr travel
of rack ....... 21.6='p,Smm
7. Tlme required for trim
tab to pass Srom bee
extreme positiOa to the
other at 23.# v across
eleMrmotor terminals
and at #0-kg load
 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
c11-.F; the rope over p.illey
loa:i to tLe rope crhllo tk:e
s:o?~rbic rsc'c is retractc3;
a5 3.C '.' scross tYc I
electrono!cr ternirale s.:itd-. f`
on the :et.:ator for extension.
of tnc cov~ble r~cY.:s:d ~~rte
s?.u~o tt~;,. t!:c shackle ~ovcs
pen=ile'. to S?s origir.,.i
poai:tor: (:r1'.: oct turning aoti^d
end raboii.C aFalnd tk:e
nechar.ism). Lurir.;_ the open::- ~
tlan o' the aet~..: for .:.,ice
od:astmects of t'r.c suppl
volt~~c for 23.? ~:;
slim, ti=e rope :ark: tk:e load E Actuator does
over pulley 1 arc' scitoh or. ~ not operate uhen
the actuator for retraction connected to
power source,
:E~ed'?
(:;pee?iica~iens)
not note titan ....30 see.
8. Lut3? ...... intermittent,
i!umber of operation
ayclas ............. 10
Irter:?el betneea
c3?oles ........... 1 Ain.
9. 17ictior. ooupling is
to slip through
when a load of 15G kg Ss
applied to raoY. and
should not slip through
at a load of 60 kg.
Poor coarser at cite
connections on terminal
panel or o/ a at plug
connector. 8estore aoutact
of the movable rack. Lcu?ing
extension and retraction of the
racks measure tho duration of
the rack travel.
Duration of extensim- ^rd
retrletloL of the strip
should not exoeed 30 sec.;
uhen the strip is retracted,
attach a 20 k6 load and adjust
the voltage across the
electromotor terminals for
a rated ?ralue of 26 V;
give the actuator ten
emplete shifts at 1 min.
intervals Detueen successive
suitohimgs;
at She last erteasion and
retraotiom of the movable
rack, readjust the supply
voltage and measure the
current consumed by the
sotnator; St should be not
more them 0.75 /!;
Possible -?_ults
1
~ on ter~in^1 panel or correct
j o/o at plug connector.
1
Wu'rert osc11-
Check to ace Shat brushes
lation durin6
operation of
actuator.
move smoothly Sr. brash holdera~
check brush heights co~itlon
of commutator and brush springs.
Hon-unitas?n travel
~ Correct jamning or replaoe
4 _.
of actuator.
defeotive brush or spring.
If neceseary~ dress eocreut ator
es Indicated in Para.20,
1:ith actuator
? Sticking of redactor. Send
an, electronotor
: eleotrio aatuator for
rotates but ex-
tsnaioa rack
j repairs.
remains Sewovable.
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
?1~.u'in,; LI:E C:.~C:i 02 ...: ^.C :::::O r,
rr=:c,?. si ,2 c _ipers or ;: r,:icr,
tro:r. o:: r: ~:zL-c~r_ *~c; i ~:or. :o t:.e
oircr ro:,.'ic:: .c1 ^:: cocres^e~.ae
to `.._ cloes:i ~....t n: ccrtacts :..
--.~ c_rcrSt .+ce2 for ^i;^:^lizrtior.
..ou;. .;.e nc? ~r:A-, c;itio:: O_* ti.^
:riaaD. ...~ corrlr.-~ tr:::.'1 0* i
:i:?. ... r::ouli b. eYUa_ to r
of tLa nilot L?~ g ci.o?~L_ be clocc ~
. e of ..., r.c~. tr...__
s:1t91: =_. ^_. f-,-?.tta :'ro; _ _idC
of ti;e r'-.~. tr-.^.,, le
rt 23.?. :cr.c.. ..._ ^.ic_tro~otor
r.ppli._ ..:ocb ...~ ......, _.._ ir.
:at tir.:o:i?: ~---~~_tt -~ the ~?~~, i
:Stet ) n?cx:9c of _- i
::1:F: o ::.ra~~*.
os~_bie tau'_'s ;~ Eeaedy
at each of the stops, sake t:o
complete shifts of the rack at
I min. fntervah ir, this case
the couplir.~ is not to slip
throts;pplJ
:re cocnec'r_ o.- :?~Sle the aL-
errSt er~:ce a r:::aicg. io
cake the cecs~ iolio?.- the
yrocedure Belo:-:
set an cirri;-bre;Yer
!JO-: ..FiI:^;~ ~? 17::.._03
5i C::LLIZA::.,:'~ ;:'~? Pb:rS
~.i~
locateC~o:'t;t r,, ,,_ ~Psc.el;
Ot L`c le:: ..c a:c t~. the
tiree-poia: s-itch :w:.a-20
?(lxa:ed or. :fie left
panel) deoS~re.i for c~aual
and euto~tio oir:i-toter
of Yr:e eyrir..' foal eechani::.
xtltfOL;
Possitle i~.ats $enedy
t'.^so?.~h~ xre in c~r1o_^aity with
speMiications.
I
Electra=clot i Check condition of electric
doe: ^ot ope- ! circuity locate fault and
ra:e due to ;correct it. To check condition
faulis ir. ele- jof electric circuita~ use test
1 ctric circuity :laap or avoaeter 1~T-1. If
j1 near ~' ~`+~- 'hyd:aulic electric valve
i an;- of D: ashes I':;-74f3 is operative,
1: brush hol3ers. begin check from plug
'.connector p-59. The test
'.I_.p ahosld be connected
liirst to terminals 1-2
;and then to 1-4.
Operatioae IFoscible YacY.s ~
and press the button of the
four-point switch on the
control stick to tT.e DIYIRC
(~11GiF0EAiI:E) position until
triatab effect actuator y'T-6:
aalcea a coaplete tuft. Ir. Yris
ease the effort on the stick
becoc:es less and the pilot
la-p of the neutral pots-
lion of the triatab cones out;
set the "triatab effect"
electric actuator Y3-6)j
to tie neutral position"
against ti:e pilot lamp;
pull the slit's all tie vap
backward ozd press :'re button ,
to tho C~SRI::c (E,:F::rOBAH;iB)
position= in this ciao the
eftort on the atici Deco~ea
leas a^,d the aigral la.:p carts
o~ :;
~ :'ith Dater; oar succcasively
i
press Du:tot of four-Point tuitoh
on control sick of s]roraft
first to J;l'JI::G poaltion" then
to CA33Ilic position, check
toad it! on of olrcultc for ooatml
of ?trictoD affect" electrlo
actuator. If cfrcuito nre in good
oondition~ rescue actuator from
air.raft and nheck coition of
electric actuator Sn the way
m:tlined lr. Para. )1. If hydraulic
electric valve fA-74/3
does sot operates start check
froei plug corrector of vale.
Yor th1a~ coraeot test l:~~p !n
auoceealon to tcr~lnala 1-) and
2-) vlth Doter ao?.n'co s^.d
~~ elrcuit-Drerker VC-i LAliDIb;
:EAR SICSLLIZA?IONS BFi,L1i8
tLAYS~ CCII:hCL 6'fI? O? lILEktN~
NAyiGA:IC.: LI.N:S CH; aecordingly~
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
set the ?triota~ effc~et"
... _;ai. t2ss?ee-po=rt a;:itc ~I3[iH-2(1
electric aotu~tar ?e tiie
to the ?-r.:_~I a:.d t*.en LIC"r_:
neutral pos ~io- 4:,-.irs*. the
(::~~'-L_) poaitio:
by liri:ting
pilot 2stap ~.~5';; "i: ~...:IB
!oi test 1 gip, c*eck
condition of
I:? NL'L'i:tAL FCa::i C:' (i'::"_? P.B.
~circaiis for core
co:.:.nct busbars. Insulation revlst;,:,;~e ,...???::.?De nc? .
t-- .y-
- i "rated tn;ylY rol'a~e e!
? ~ slzClnfs, ?olts
~ 7olta.~c of contact c1r.?cit:
i to. rolls
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
(b) at one-phase alternating
current of b00 o.p.a. up to,
volts
(e) at three-phase alternat-
ing current of 400 o.p.s. (line
voltage), volts
Bated lo;.d at contacts:
(a) direct current oY ohmic
load (main ecntiacta), aaperea
(b) direct current o2
inductive lead with time
eonateat~C 0,015 sec.,amperca
(o) auziliar~ contacts at
ohalo load, amperes
1d oD of voltage across oae
pair ~i ooata?ts at rated oats
rent, millivolts
paziamm load current o1 aork-'
ing contacts daring 5 min.,
amperes
Currant consamed b7 control
Ong at an ambient teepera-
tore +205?C~ amperes, sot
ovsr
Yiok-up voltage la the cold state
at an ambient temperature +2G~5?C,
volts
Ih~op-out voltage in the-cold
state at an ambient temperature
of +205?C, volts
at an ambient temperature of
+20+5?C, volts, not more than
state at an ambient temperaturo I I I
of +20?5?C~ volts, not sore than
ors presauro ahonld be measured
at s voltage of 4 9), grams,
not lees than
Yiok-up aisrent at pick-ap
voltage is the cold state,
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 Declassified in Part - Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
Operations io.?-itle ?nulls
^l?^,i T-: ii ;?_'' , ;':17^" ~~; A.iD ]fil;TORS
e~. ~:e~~, of ~~.-t~:~~ ~?-~dttt~:
an~Inct,-,llatioa _~: :7'_ ~:~er::~
SLritc3es tr'] ?c+,t..;r.~~.
Che ok attaohc~ent of circatt-
breakers A3C, ssitohes an: bulttrs,
make snre the{-the circvic is do-
saerglaed, check for proper Eechr~-
lcal operatiaa,
Check to nee that the mechanical
parts of rheostats o? lamps ~;i9O and
cockpit lamp arc intact So: rhicT,
purposes smoothly tinrala~; tte
rheostat knob, shift the rhoootat
slider from one ertrene position to
the other.
~~:.uf:7oieul
ti~:tening of tasten-
iab 6(:4'2wS.
L:aocu.~*.e opera-
tion or ~amaing of
mrn?in~ parts.
Whoa load Ss apt
plied, circuit-breaker
antamatically opeaa.
Tighten up
screws.
All battens,
circuit-breakers,
and switches should
operate aootaately,
without lamming.
Beplaoe defective
egnipmentt.
Yaladlpetment of
circuit-breaker.
Check pick-ap time
of olrouit~breaker
at current too tiaees
at rated value ae
outlined is Appendix 3.
$eplsce defective
olrouit-breaker.
i ?cs_a.Sle ' salts --r_Ec-ed:~
If in the course of operation moist?ae loose nc~ostxt
got inside switches check in,^t;latica knob ~n ale,
resistance of these s~tohes as o-?rtiined ~ ~ Jneeairt, o! rheo-
Sn Appendix k. !stet slider.
Imx p ~~-~.~~:: r ~r~a-~ooa>
88. ~tieok of Ezterna2 ,^.ondt.t2
that wires are securely commented. For
this, remove the boz hood, inspect the
cover and the unit body as well as the
equipment mounted la the boz. Check for
their erternal condition.
Check by hand that the oontactorre~
relays, contact screw blocks arse securely
fastened and that the wires are securely
attached to the equipment.
89. Check of Technical Rata
Check the basic technical data of
relay Doses P[1A-200'.1 sad PIIA-2009.
o? bo:.
Loose attach-
ment o? relay unit
(boz) or o!
Tighten up screw
with a a^srow end
driver.
Replace rheostat.
Ripe with cloth
and Dlow with
compressed air at
press~~re ~f up to
1 k3/sq?cm.
Ti;htcn fa.^.tening
separate components.nnts and c;cr.?as,
check and, if neces-
sary, restore look-
. Sng.
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
i pccsiDleRemedy.
I !salts 1
Befa~re the check remove the ~vcper betxee
terminals 5, 9 and 10 on panels oY the bones
whloh eoaneot ground po-er sourrec.:ase a+se
that the ewitoh of the aircraft batter,/ is is
the OPP position, that the battery is not crounted
1n the aircraft (or the batter; plu~ccrneotor
is dlecaaasoted), that the aircraft power sources
are sot oo~eoted to the airoraft mains.
To oheok the aquipmeat oY each box, follow the
procedure below:
Commutatinrr Rela+ Tlc_F-S?IIA
(Au::iliarY 3elav P[i-2A1
~olces Pih; 200:)
Deliver 18 - 20 V to termlaala 4 and 9. Relay fails
Ad lust the voltage with the help of the ~ to pink up.
potentiometer or switch oa 8 - 10 cells of the
battery.
The picking up of the relay is tol- Ho oontaot or
lowed by a oliok. Cheok with avometer anatable oontaot
$ -1 (or s test lamp), that the oir- in soy oirouit
units between terminals 1 and 5, when the winding
2 sad 5, 3 and 11 are oloeed. is oonneoted or
Disoonaeot relay TFLer52fi~ (PI!-2i~~nd daenergized.
is She acme meaner make sure that the
oirouita between terminals 3 and 6,
2 sad 12" 1 sad 12 are oloeed.
~e1aZ Tj~-210 (PIIII-A~
Deliver 'a voltage of 18 - 20 y
oonaeoting ?~? of the power aouroe
to terminal 4, ?-? to terminal 10,
a oliek iadioates the olosing of
the relay; when the relay is oloeed,
cheat that the olroait Detweea
terminals 11 sad l0 is opened.
Deliver a voltage of 31 - 32 Y
(Strom 15 - 1T oe12s of two series-
oonaeoted batteries) to terminals 10
sad 4. Ia this uses, oonneot ?t" of
Relay pioka
up when ?a" of
powe! iotlrOe la
ooffieoted to
terminal ^10?.
end ?-? to
terminal ?0?.
Io eleotrio
oircuit between
terminals ]0
and 11 when
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Remove bon,
open hoods check
for condition of
relay winding.
Bon PIIA 200!!
(Pftll-200A) with
defective winding
of relay TRFrs2tUl
(PQ-2A) should
ba replaced.
Opea the relay cap,
cheok circuits oS ezteraal
oonnectioas of oontacts
ead oorreot faults. If
wiring Se in goad condi-
tion, Temove hood of relay
TKFrs2ilH(PII2G) sad wipe
ooataote of relay coataot
system with ohamois leather
ar writing paper. Take Date
sot to damage oontaot
system.
Rsplaoe Dan of relay
PM-200Li (PIL:-200A).
Cheok oondltion of
ezteraal eoaaeotioas and
oorreot faults. If erter-
adl oo~ection !s latact,
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to Ar_1aal l;.mke sure .y^` rCl .o
l~r2I0 (?,:.~-A) foes act :.o: L rt~11e the
caias closed (check of seleaisr_ rectifier}, ~`'t Pick up
Contactor A~i_~Lke ~H-2~B)
Supply 16 - lE Y across terminal, 10
ant I2 of the Dox; a olieY Sn3lcates
that the ooutac~.or. hat picke3 up vrit'~ the
contactor closed, cY.eck to aer that the
circuits betccea terminals A and 10, A end
b nre eloaed.
but circuit retains
opea~ replace defective
Doz.
Replace defective
bos of relay F11A-tppv
(PflA-200A).
Check coataot at
terninala of contact-
or winding and at bo:
panel and correct
faults located.
1i no faults are
found in external
wiring remove box
Srom aircraft and
replace it.
1 PoGei5le
1 *_a:~lts
f
After the check of the Doz of relay l .1o c L^cuit
PIIA-2i ON (PIIA-20QA) check for tighten- lllbetneen termin-
ing of the fastening screws and lock thet Ials A and 10 on
with red enamel. pick-up snd drop~rt box panel.
voltages of contactors and relay: of
boxes P."ui-20013 and PIIA-200A are
given is Table 2.
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Check for coadi-
tioa of flexible
dumper of awing
contact of coataotor,
check to see that
dumper L securely
fastened to contact
and that wires are
securely attached
at terminals; correct
faults located or
replace boat.
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Plck-:'p s:. :~?c;,-~:t: ;o+,~?~,,e,; ~~ Coatacto3?e
a:.d .r.a~, ,, ~.~,~:: ...~-..:.... and P(Id-200P
'.II?a~-o~ ~ vol+. age, volts
- _~~ ~z cold, _T_ .- ----..--~
no. trLen Heated, aot
__ -:re shat. I more than
5
S
8
3.2
1.2
9
90. C4ecY, o: Aircraft
:>~. -. ,.oc- , ~ .._:: ~ cite of tuercro-sensitive vans
ccrer ate:- _; -:?i I is ;,roperly attached to aircra`Y
?~ircal`-:.rc?::~c_' ire.
__:. _..:?ci:c:: o::. ~ ith poser souroe on, check
*prea=ing condition of relay ~y
sti~itchiag on and off circa:it8
t:reel:er L':~GIL? LSST3L?~2~1^a5,
FIE~+;iC~zC".'IOIi isQiTIP1,f^iT.
L? relay HF-2 Se serviceable,
check condition of thernoscitchea
I by usin3 avoaeter .TT-1.
Ii thernoswitchee are service-
able as Hell, check oonditioa of
~ electric cYrcvit between plug con-
aeotors Iio.57 (6th socket) and 29
(23rd socket). Ia thin cane the
~ eloctric wire tuna through heraetlc
~ plug oonnectar IIo.3 (7th pin).
95. C`.cck of 1Ster3.mner :.ntonztici
Ccaitrol Unit is Aircraft I
The check of afterburner ( Then engine
autocratic control unit ca-. be !control lever is
performed rhea the aircraft shifted iron
engines are shut down. S10F to AFiII?-
ib make the oheck, follow BG3?Z9, clap. of
the procedure belox: ;et nozzle do not
(a) cvt oil the lacking change their
arrangement of afterburner position.
switohixy, device, for which i
purpose shift all the siz apliaes +
oa afterburner automatic control ilf
boz 1(Aa-2 from the vertical to
horizontal position; ~
(b) disoonaect the p1uE con-
nector from the hydraulic
retarder of inel pucrp HP-l0A of
the left and right engines, after i
which close aookets 1 and 2 on the
disengaged part of the coanoctors I
with lvmpers;
wit*_ poser source on,cheek by
!:e:sinE condition of relay PiI-2
used to interlock ilape in
relation to Dy-pass bands
closing and openin,; circuit-
~rcaker SF:07 ~OCZ, OIL FAFCaSC:i3
(Il~~n7..B90'~ RrA3, JjA$'L7i.!'.AC][A).
If the relay does not pick
up, check ooaditioa of eleetrie
circuit botvsen pluz oonneotor 4'iP
Lo.6~ and olrcult-treaker.
Tett leap should be ooznooted
botweea aircraft frnoe and plug
connector Ro.SA, 9th socket
(12th socket); It lamp ooaea oa,
olrcult is intact.
Electric eira runs through plug
connector Ro.36, 6th pin (plv6
connector 110.77, Gth pia); through
eoataet? of Bait switch doalgned
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(c) Hake sort *},t t; ^. -1 rr
by-pass brads of *.ot:. er:,;iso-.
are relented;
(d) make sure tiu~t all c1 :,ssc-!
breakers and s:ritches !:. :*e :li~- j
craft cockpit are open anC cn:w;:cc~
the pound power sonrcc to t_.e ~
(e) close the twitch c,::r::ed
AIRC:iAFS, GHOOt1L F3A.iEHIr"-~
located on the pllot~s r1~ht ~
panel;
(f) olose the olreuit-'oreekr.:;;
of both engines marked =:'Y3+,-
aUBRiSB (OOPCAE). sxu~~ coca, uIt
FEES.StI$B (IIEPEtiPL.B' RD:'l iC'Ati,
~jgr yA~7-A) loc:sted on tt:e
FLAPS (CYBOPICN j~R7R.) atul Ettr,IxZI
ST11iTIIiG UiITS (APPr'TAT}1 3ADYCHA I
Cperatioaa
~_
Pos;iDlc _*ault~
'
to interlock afterburner cuttin;
~
JAS;-1i .) located in the left
I
is retarding by-peas band, pl?~~
po+~r unit should be closed a-<
check condition of afterburner
connectors So.35, 24th soc::e'.
rill;
autoaotic control boz lUl4~2 as
(connector Ho.33r 24th socket).
(_r) make sure that the flaps
i
outlined in Section 'Check of
*_crnetic plug connector ?10.3,
of the jar Hustle are in the
AftcrSurrer Autoxatio Control
9th pia (8th pin); plug oonaector
mazlmum open position when the
Sox HA~2~.
i"c.25, 23rd socket (18th socket)
engine control levers oa the
and circuit breaker.
throttle oontrol seotor are Sa
I
Ii, on closing circuit-breaker,
the 2;'Gp position. the tleps moat
I
relay PQ-2 pinks up, check cendi-
be to the ma:dmum open position '
tion of electric circuit between
within the eagle from the STOP I
plug connector of 1[A~-2 and
position to 23 ?2? (on the dial
~
~ circuit-breaker E;TCIY.B PLt.PS.
;est lamp ahonld be eoTmected
~etneen aircraft frame and plug
coimector F:A~-2, 10th socket;
ii, with circuit breaker on, test
~ letup comes oa, circuit is indict. -
( Electric care running trot
connector $A0-2 to clrcuit-
i
breaker Ss solid.
of control panel ID-3). In this
case the first terminals of
1:Ydraulio waits PA-21 An.2 of
tot: engines, as well ae second
tcrainala of hydrsnlic units
I,"~.-21 Ho.l of both engines should
be ^.nergited;
(h) check the afterburner
automatic ooatrol snit oa each
engine for chich purpose:
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
snoothl.: c if*. +.':~. co:'ro:
2PCer of ti.e r.'rec:cad ~.. ... _.,
the tY:rottle con-rc: ;-.:or ..
the atop ~rhic:. cot?+?e^.pe^~a to -_. ~.
ra`.ed conditions o_* err-f;:r: ~_ ...-
Sior.. Fi3en the er..^,i.^.^ co~:r~-
lever passes the ~citio: co--
lcapOIIding LO th[ EaPl~: ~_ _: t'O
on tY.c sector 'row '... ~:.: ~oe:-
tion, tho nozzle =laps :fail'. c_
Sn the Biddle position r.~iici: I
corresponds 'hl t'.:e rz:*.cd corditioa~
of en;,lne opcrat'_on. `i
In the ranEc fro^~ ?3 ~"O :o '*
should D? is tike rated ro:ttica.
In tLis exec tl-,c second te:~i.;:=2
o? hydraulic anise I'n-21 :o,l
^ad 2 should Ca ene:~.lard;
tmoothly oFlit the control
lever of tine ca~,1n~ Deln~ c ec';-~?~;_- ,n~ltlan -.11 tae three rod: remain de
- - pressed.
Rhen t?~e Wloi~r try being i:f:-.ed _-o:- one posi`ion to t?x other, tre rode
OY the reepectl^e lints ,ritcY.ce ru~a1:: a^.der pressurep
(!) snoothly shirt 1C~ob I?L^- (:: ~')
Eton the RATSA position to t!:.
u4X1GiU'! position. ;.a a rosult, t
button stitch PiAXILSD,! one: ~1zer, te:c
minding of relay d(~.
ithen knot lI0'(?.tiP) .z coin;-
set is the L'JJCI?'tki position pilot t
lamps lEC sad 4JIC (].3TiC and 1?}EC)
oome on xhieb proves tke eer?~i-
oeability of t2u boz olrcuits i
ene~alag the operation o_* the ~
engine order mazi~m duty;
{g) set lrnob lIIP (2iIP) i1o;..
tlur 11AIIMlu position to the :.i ~f::-
BI1BIf?..R position. Ae s re:-ait, tic ~
Dutton emitoh AFTLRPUR:"N~R ~
eaargizea the vladin,;s oY rela;; p(g)
sad 8(m. t
Operations ~:occitle f:.ults
~ettiag the lxob to t?~x AFTrti-
iL2?."daZ position causes signal
lanes 13C, 3)IC, S3C, &IIG ,
ar_d T..C (13.wC, 13EC, 1d1C,
8:?C and 8fi~) to ooma on whic*
prates the serviceability of tie
Soz cirouita ensuring the opera-
tion of tho engias under efter-
curaer oonditiona;
(h) moaentarily depa~ess
button lILY (2 K9) mhioh causes
relay S(~ to operate and
eztlaguia_4es laop 68C (g'IC).
i?:1s proves the serviceability oY i
relay S (A) which disconneotr thej
ic~itioa coils when coning over toy
operate under s:terburniag condi- f
IIote: Button 2 &9 (2 1G!) imitates the coatacta of the afterbuz-ier needle,
pip HP-ilA needle;
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
(1) close switch lx (2:) -iac
corresponds to the aboexe of
pre~avre in the n~^.ia hid=^;li~ .
system. This causes rela_?'.? (~;
to operate, deenergises tYe
windings of relays P and E(?
and .Jj), and extiaguisFes oilo:
lamps SJIC. 73C and 3T.C (i4fiC,
6][C and 1L'[C). Lamps Lim
end 4)[C (1w3C .and 143IC).
oome oa.
Glowing of p11ot lamps inC
and 4IIC (13'IC and 141iC)
shown that the eleaentc o" tLe
afterburner automatic control Lor
have come over iroL the aSterSUrner
position to the position. ahic:n
ay~tem. This deenergizea the
windings of relay S(Y), opens
relays T and S (B and ~), causes
si?~al lamps 1dC, 53C, 7IIC I
and 3F.C (8~C, 15JIC, 17dC
and 11dC) to cove on, while
signal lamp 4IIC (14JIC) comes oat.
slawtag o' the pilot lamps sha:s
that the elements of the after-
burner automatic control box are
in good oonditioa and that tht~
hava come over to the position
which corresponds to the after-
burniag conditions of enfyine
operation;
(J) close snitch 3B which cor-
ez^ures operation of the a^;iae
responds
to the absence of inel '
,.uder maximum duty. ~
pressure
in the main fuel ayatea. ~
Open switch 1B (2B) shlch con-
~ a raealta relay li (designed to j
reaponda to the presence of
intarloek afterburner !a relation i
pressure is the gain hydraulic
to pa~eseure in the aaia taal
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
Operatlonn ~~:^-.
. ~.
t
6ycLCr^.) Op~!x?ntee, t?lr; -.;'_~;iN~ ^ I
o! rol.y~ b, I', d nr:d E !%, Y., :.
^nd )j) b?co^e decncr~;lx;:C, ;,i2o: ~
L.~pc Ifl~, .`,7!C. 7T:C Ord 4.~~
(('..?iC, 1C C, 13?~ eat 12:;; cocc
o:.t end pilot lactp: ..:,, s.d 4 ..
(i~'.C and 14'iC) care or..
Gloxir.Y oi' t?:e pilot 1.1 ps ~
ahov^ that the elcoen'..s o? trr
aftertu:ner control bo.>. :,,~ iac:r~'
and that ttcy arc In 'Le rocitio^ ~
that ansurce en~lne o; r.: ;:tion
under nonlnal condlt!o^:; '
(k) Opea?ewltch 3:. n::!a- con- ~
reaponde t0 thn prcren,e of 'ucl
firecnure Sn the cv.in fuel ~.?-tc~.
At. a result, tF.e x:rdin- of I
relny~ becoece de.?c?~r~_1r.~C, ~.,
vlndlaga of rein, r, , i. F n:n: ., ~
(fi, B, AaaQ 3I)_~cco^e_~az,act~`a ~,
to the poxer auppl , ;!lot l:t;- ,
23C sad 4.F,C (12,3C and I4_'iC) !~
coos out and pilot loops L'SC, 3'lC,~
~C, GIIC sad 7%C (&IIC, ?.iC,
103C, 1330 and lUIC) coos on. i
Cloalag of the pilot lamps shoos
that the elements of t?~e after-
bur?ter automatio control boz are
In good condition and chat they
have come over from the aoninal
conditions to the position Rhich
ensures the engine operation Hader
atterburnlag ooaditioas~
(1) set knob lIIP (ZIIP) In t*-a
3i0P poaitioa ?hich causes
lamps 2IIC and 3IDC (12TiC and
IlIIC) to coos on. Glo~rias of
t: 'se lamps shoaa that the
elements of the atterbsu'ner
autooatlo oontrol boz are Sa
the position vhloh enstaes th
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
(~) to check the elenents o! ^!:c
afterFy-c:er autoPatic control i?ar~
wlach ensure the opcratioa of '....
ri~,k:t engine, !olloc tl.e :..._,
yroced::re as for the Ielt en~ir.e.
.1:e doconinations of the e;ni;.-rn;
pertr.inln~ to the check of t'..
afterburner auto:atic cone of bo:;
are ~Svea 1n brackets.
98. Ckeok o_* Control F?m:cl^^3
in Aircraft
The Operation o? .1?.e control
panel may be checked r:iz_^ tt:e
help of portable test oe-: cLe
key diagra:, of ehiok. is ~Saen in
rr^1g.26.
To check the opcratior. of t::e
control panel, folios tae
proeediae belon:
(a) disooanect tTe plug coa-
neetor from control panol RY-3
! Ora or rereral Check condition of 1in14
l~cps do no; !switces. IS defective, replace.
li?ht. !
i 'alsd;t~sterrt Sake sd~ustaent of Knit
o' lief+, era tc1:PS.~ssitches as outliaed !n
? ?Seetior. "Ad~uatneat o_* Limit
i ?Switches".
I
Irosslb~~--le Sal'.s
!
sad comuct the connector of the
teat set to the panel;
(b) eonaeot the fast set to
The D.C. power supply of 24 - i
28 P, ?
(o) oloae saiteh B. ifiea the
control lever o. the engine is
set to the STOP poaitioa, lamps 3~
sad E located oa the teat set
aheuld oome on (ii the aL by-
pass bead ie released).
It the air by-pass band is not
released, lamp E does sot none
oni f
(d) smoothly shift the engine
control lever from the STOP to the;
62T~BURAt~ position aad check by
1lghtiag of the set pilot lamps ~
that the limit aeitchea are in +
good oonditioa aad that angles of
operstioa are correct. The lamps `
.should come on in the iolloning
aaowaeion:
r.P: Cdy
H
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 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
xhen the control panel i ;
is shllted by 4?1, pilot I^--, 111
c?~ronld cone on; 1
rhen the control 1Cnc1 lcr?_r
i^. :hafted '+7 ~7 +??, pilot l;rn 3:S
s.*.UUId C07e OL x*.S1C lar"p ~y
or:ould cote out;
ahcn the cn;,ine : aa:ral lc:~er 1
I_ set s }wr.i :ion >i;J:::O" ^~?1 cLd
??':?:F2LT:'iT? AS~l (^F^?:nrt dSai),
pilot leer (! and 6' .. i:ouJi :n:c ~
on, ros;x~ctlvcl;; i
~- - tet the ent.lac con`.rol lcc~r t_
t!.e .;?Oi' parl el ca. In .i:!r _.... .
..,? p11ot L^.aps core pct r.r.? cor_c
or
In t!:e rccnrnc orZer
.
;
(!~ r^. Ivfat t!?rce ..Her '_ _
o,?ratlonc ou:2ined .~revn :.. (d}, ,
(!) dStcor.nec! t ;1::~ cnn_
t.ector of :P- teet se! .rn~ ?..
control purl and coa:.act ~ila
control p:tiel to t'e alre:nf: r.~.in:,
~9' =i?.=..mac?" -=i=! :-~a~i_N_:es
Ii in checking the operatioL o? !.~ control ,2;e1, St !e 3lcciosed t:.at ors or
several limit snitches o;.erzte :u:s:_tl;; or ::.e1. :_r.-1e< o! ope.:.:1oL ore Sacorreot,
Hake a ooaplete adjust=aa`. o: ti:e _a.~l l:~it ei'c:.ea. .::e ..d;?a ~??r.! of ?~a 11att
Erltchea should to eer:ieG os' :i:c el!r-:r5ciaa - .'.er r.3ti~ t:.e air?~raft :oclmicSan.
Before caking an ad,u=!^_~t o: ?__ ,.ot:rol p xel Itc1', rvcStc*.ea. 11^en~aFe the
englae control rod lroa t^~ pscl icczr.
o ad,uat the licit nri!c ee, use ti:e pcr:able tort set (for the ;cey dia,~?aa
of the set see Fig.26) and icllo. t::e p?oced;a?o :?elav:
1. fietrove the tcp cover of t::=.e cont:ro; p:,LCI cad unlock the adluetft~ (2) and
coupling (1) strewn of t'=e rofiled c3.?.
2. IInlock ad~ustL.~, screws ? ant lac:^rutr c o! tLe 11c1t r::lteas.
3. Set the paae2 cor.'_^;1 lever to 50 .2? frrc aye 5:!`F po:!tSon (aiaSnat tba
panel dial); in thin case Lll tmguer of t*e 1i~1: rwl:ch pre-sura decieae eLould ~
nL the lobes o~ tl:e ~or'iled ca._r.
Ia the STO? positio-. the s^orea on the body e::d lever of tie control panel e#.oulG
~e in one llae and cr~k 0 on t7x dizl s`ould *e !n 2=. a ?+1:`. score Con t`.a pu.l Doty.
_t the 0 of the dial cannot.*e slf~sed s: t?. acorn ~, raleare t'..e ; a?1 au: and eat
t:x 0 of the dial in 1L^e xit*. ecore i:.
4. Cpereting the ad,lsar.E screws o! t':e 1l~i: nltcsa, oDtaly !t.a cereal
operation o1 limit ewite.*.ee SFt 3,:.~ cad 0. b rd;u^t aac : l:a1t rv1'cL, testa t:~
following etapet
(a) turn out the ad;ustlrg screw o' t'i 1lc:t a?i:c".aa uatll t`:. raepaotlr y11es
la=y o! the pm-tabls test t?et eon. out. t.`.ea s-radually turn !a tL? ad;uatlaR sprat
Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
 Declassified in Part -Sanitized Copy Approved for Release 2011/12/06 :CIA-RDP80T00246A062100080001-3
-until tha same lawp comes oa. ;a