MAINTENANCE AND SERVICE MANUAL FOR SOVIET IL-14-30 AIRCRAFT

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP82-00038R001600050001-0
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 325
• Document Creation Date: December 22, 2016
• Document Release Date: February 10, 2011
• Sequence Number: 1
• Publication Date: July 24, 1959
• Content Type: REPORT

Sanitized Copy Approved for Release 2011/02/10 :CIA-RDP82-000388001600050001-0
Tin' du .~ RDA INGs A'~~
bF cower;,
~,~ ,. Sad' 1 E; ~~ 'n~ ~:,'l3'.? ;
322_pa~e, [.31~, ,~t . l~ - ~l ~a.r~:~ ~;.~,
~ ~ d Sexv ' Manua ~ ~' ~ ~~'
., ~ ~~~~r~anc
~~ , ' 11Ua. W1S ~U i~,1S~lt'Cl 111 ~~~.'T,~yuC 1n
Ihc, ma
NAVY I Ala
......__ .M,..~ ARMY
S~A1! p1A
ld dielrlbullon Iadkohd by "#?~1
fl
M
, a
a
lNolu
i
,r ~
,..~?
Sanitized Copy Approved for Release 2011/02/10 :CIA-RDP82-000388001600050001-0
,,,,,,a.....
~
ib~C ;J iJ~1 C4~1'ailei '~
?
~! ~l Littsi,[?~ ~'rl~l~ilt,ti;i~iitl~~r,ri,a., ~,:~
+ ~; IYnp,#anc~t ~1ek'et~et, ~t t.t,rt ~J rj f : r'
i~1QZti LT rCC~lRttfjh r~I w"1J1C~~ i griY i1~~~lA~aa.p ~~, .lr
'Chin matiorlat aontalnn int'ormaClan aSar;t~ie'zg Mkt
itl, U,H,#). f~aan. 'IA3 and 7A4, #ho trane-r! ,
/" ~ ~ (" ~sE' ~
-------~~--? RE~C)itT
~,gUNT~Y a1~~51~.
Ma~n~;cnanc~ and S~:xv~r.~ Ma~~l.~a~~.
~us.aECT
fur 5ova.~t I~~ 1~-~U 1~,~..rcra .~
PATE pF
INFa.
PLACE &
nATt~ A""`:~.
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
50X1 -HUM
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
50X1 -HUM
4 30 AIRChA'' 1
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
CHAPTER 1,
PRE-FLIGHT 1.iEPATIOl Qr' AIRCRAITd
A. Preparation of Aircraft fo.r Pre-i?light Im pectiona
it is necessary to:
1. Remove the coverings from the engines, wings,Mheelsg
pressure head, the pilot's canopy and the tail plane.
Remove the clamp from the rudder. Check whether wheel
chocks are placed under the wheels of the landing gear leg
and whether the lower locks of the landing gear main legs
are secured by pins
ding gear cock handle locked in position "Extended''o
30 Intall toard storage batt?:ries, ater prcliminary
examination for: spilled electrolyte on their surfaces and
sure that the terminals leading out are covered with
technic2l grcjase,
4.. Check the ircr~f. t charging with fuel and oil. Re-
p1.~nish the aircraft in dependence upon the task and flight
mill the small tank with antifreeze fluid and the
6. Check the hydraulic system for proper charging with
oil and the pneumatic storage bottle for charging 'kith air.
if necessary9 When refilling check the presence
;a kets and the cleanness of filters.
Sanitized Copy Approved
for Release 201 1/02/1 0 : CIA-RDP82-00038R001 600050001-0
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
aircraft for flight, and re -
t;f; ctn. j,t1 ch rlight occur during the aircraft
Inc t the cor1dit, t Dn of ;kin for m chanic~.l dh,m.ges
the tight fitting of the Ming flap v*her retracted.
Pi ure 1.
Sanitized Copy Approved for Release 20
l'U1~J O''. _.: ,'! r ,ter ? ' t't 1\-, r
1 kJfi_LJ _ :!` L'i:l. ~~~ I~r ~ .L!' ria~~I..Vi"
RDP82-00038R001 600050001-0
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
Th.eck t.!1e condition of the aileron skis and of t zL. hinge
tc:ndible l(.r?Ldilight and mL~.ire sure th
1C;\1? dullvery of to
the ground
of the hydraulic
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
.11 order to releaEr the air loosen the union nut of t;ir.;
for the `::in g-flans retr fiction a.t the cylinder of
11Tle ~-
R,
at the servo-unitso
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
;ing flaps control
.._, sin>; the )rakes pedalorit after the other fill the
~e preS
ski ng line.
The releasing of the air is to be accor:lplisb.ed by un ?
. The
i
the ra plugs on both brakes of each whe1.in the mornent
scz"e~`,'lr~;
e ressed and the pressure on ttii
:. ~.,l~
whcr tie brake pedals are dp
equal to 28 32 kg per sc. cr1.
after the other the dosing valves of both thG
li.rt and the left ,,lc,~~ ~ accomplish an intensive 1,}ui';.
'C ,s cleaner,
through the system of the glass cleaner, o
in of the fluid
` operation of the glass cleaners ,~r~:~
,~rJr,I~~Y~ Do not permit the op
pour eater sten rerating.
the :. pressure close of the ground hydraulic rt
~~iscinnect tn.
w ,a ~ i ttin~? of the right ngine nL~cElle e
fitting
ti o ~ i f r (!1 ~ the b ear ~~ i r_t ~.,kE
yolying fluid only throu~.r~1. ~the intake fittin`; of the left
Iu
er - ~~.:rge tyr hydraulic aCCU?U~.ctor~ up t~
` ,~~ine nacelles cTle
1o
:rensure of 110 5 kg per sci. cl.~.
After the relief automat of the pump st,'itches over 9 ef-
'ect the release of air frothe autOLatlc i1ot systela, by
ti}autur~atic pilot system filter in
.~~.irlg the drain cock of t~~~
tT( nose of the u1ag~,.
,-itch on the a,utomti pilot, make cure that the handle
-Gc
raa l s stern. Move the slid;
{~ the band ~~u~~~1 ~ cock ; s stt to nor Y
? 1 ~
into their extreme positioY~ f,~~o~i"1
Tr~~1vES of the hydraulic unit l
the ground yr cuUi1 sta,tian.
? ? ? r to be a,ccor~pI.ishcd by uri -
The releas a.r? of t!~e lr IS ,
raj glass
essure gauges is
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
t~iz., purpose it is necessary to loosen the union nuts on the
fittings e emerencY extension9 on the fittings of the
of th _
the larldingear extension. Pu
~ur.C:rency hyaraull e system of
Operutin the wing flaps release the pressure in the hyd-
' ulic syEteU to "O'.
O iflc the aircraft hand pump release the air from the
p erat,
ei.IerencY brake line from the multiplier to
Sj:itch off the pumps of the around hydraulic station.
Set the handle of the hand pump selector valve to the
Set
;ition "Eriiergancy system". .
on. tnc clr in valves on the fittings of the emergency supply -
-y
o~i the hydraulic pnels in the right and left engine nacelle;
gear nose 1e
ce1ectcr valves installed on the landing
vlve into o
3iti fl norma1 system"
1.oC nuts of the pipe-lines at the
~,Y3in~ of union
n l~11ts of the suction hoses w~ ~,
osen slightly the undo
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
l not exceed. to - 1.2 1-L~ per sq. cl~a
n1,nu1~
s~o
r,?; ,, nr~ ,: of air has to be accomplishec~
selector ~ralve. 1i1t rL.1-eins
Mier releasing the
of the Eround hydraulic station t
the level of the f lull in
air check
uulta. ~ filled the fluid should be by
~~jher~ nor~~.jally f
',~Tiers,
_ _, edge of the metering p~n?
a - 15 I1 above the lo~~er e~
the ur~t~.on 1i~1 F' frorl ti2E: ':'~y~. -
Release the air l)cks In th s
.., ---1 k ,., lr +:- f.~ r
hycirauli c
of the air from the automatic pilot line
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
1 of the-right and left engine
naclles.
panels.
fi11ifl necks to the purls on the engines by 1oosenin the
ur... o r1 nuts of the pressure hoses, the reducing fittings at
the pumps on the right ~.nd left engines.
After
filling up the system vith fluid check thb level ~f fluid in the t~,nk as stated above a In order to remove cor plE:-
is necessary to connect tht:r~;ssure anJ
tely the ~
~. ? ~.r 1o~ks it
^ti ':ftior hoses of thC:
and c a rz3y out
disconnected
and extend- thE: wing flaps 5 - to times y
a/ retract
t and extend the lending gear through the r~1i
b/ retract
.., bit the hanc. pump through the erier ;ency
Systtl:`i ~ ~ t~ tl~e~ = n .r
the fo7 ~.1o\'iins; procedure by the aceessoriea and
~f/ p
hydraulic tank of the ground station:
e l ~
c brake and unbrake ti}e whee1 t iuEh the i:i Yl 6y~ i.:
2o ti? ..ies fv full extent s,r, 1 through the emergency system
.
3 times.
W cleaners f Jr 2 ~ 3 minu tes 9
d/ sv7itch on the sno
is of the autozlatic pail :)t ~,nct
e/ switch on the serv0?u111
,)1ac1 31~ thern to both sides to th
operate the rudders I'y djs,;
stop 5 - 6 times.
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
a short term ens a~;eLaent of the grOund hydre.ul.ie station
elease the air f on the proNsure lines
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
". go'erc ChU C_.
aCCt E Ories cileck the c1eann~$ 3 of all filters, turning the
t:.:Lc.lc of thy; filtering part aria riraining the sedlments frcu
be fit for operation in
t, / ch 1 Ck the br^.ke syster: to sake cure
pressure on
fl-a
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
filters through the hatist filter.
Take out end inspect the filter of the hydraulic tank.
^rd the filter of the by~rn-t.
sediment G
c that the drained ~~
After this carry out,
^ui?;t condition ui:C.er
the filter of the hydraulic
r,: attcnta .n
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
fi1t' r and. of i;h?, landing gear filt? r
Of ryc'rr~Ul10 tanlL9 the; f1Ouc..
the . ~~.
rature of ? ro
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
h;r(irL uliC
~~n nuts, ;1u~3 and drain cthCks, c:~hich have b~~~l?
~,~-Vfty the uni.,
~ ~
N
1;tY1~ x? the air rc;1 e ~,s i nF . The }ianG 1 ~; s~:) of
~~ri~;~0~ for t~41; purpose U -'
t filter inst`ti^1ler in the i'unr!~l
3 1~y. of Uatis:
~.:
Unli 'r Ural On Cf ti
1 ncing ear and i;jng f1
~;t~e,, e
r,~,1eni sh the sys_i in s?;rvic
,J !J
therefor
T'hE;rE;fore different,
of t Xi.( by~lr aUl i C tank 1'cr the
f
air"- tit;htYzesu
sf!us t b?. f ilterE
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
air-ti htness of
different 1c-v;1s
hydraulic tank i'r the
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
~.t charged condition of the hydr .uw
u c11eck th? fluid 1k ve1 in the tank at released stat:
uliiCl'red for the ;~ur;:;osc of the :sir releasing. The handles o t
thc:; f l oud
filtere
0?' 'oatlst filter installc(J in thy; funr! 1
nec,,sc''ty t .~..~l~1ef1Sh th?; Sys to=1 l.n s: rvIc
to r:.
risc only as
~' i. ci ant
of ur~ss
a rt;;~l.:lt
unit or union of t =.'; 1iydI.U1ic
clE vated tci:lper tore
there f O
re yTE l tht unti Pubne S s
the fluid cause(!-
TherE;fore
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
quantity of fluid requireil for replenishment of th? t r
o_ be dct - 'nc in each case separately cording to
~,r~iz~.c
m
r?~i ne nce11G s the ;r Zinc. by Lraul1 c
~
ration line to the tank.
su
Ai ~~CiTft 1-.yclrauliC Tank i :~i:lptyH
o the r-_yc'.rc-ul.ic syste~-. tank with fluid t~it~
?
~~~~'~eri rtpleni shln.~ the ?
c{.ur,s v t;jc; ction 1 of this in$truction shoulhe
L,ler~ ~rl
riuc1 out.
SV?jtch On the
..V
11 cc e '~ 1. 1
1 hydraulic
n'r ff. . Pump the fluid into tilt aircraft hycLru11c tank
\ ien C I.C ckJ X!.g the f lu1
th t yd r1 i c tank 9 the
in the i'~ollopcait~.Jri$.
~,ccGss~ories shloul~. be ~.
1ar? in gear extendeC= 9
y wing flaps retT3Ctsa9
Sanitized Copy Approved for Release
~rre1l as the lack of fluid-
"res~ ur&' of one of the
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
pilot Y J aEe the fluid from
cn,lne na Ce11.e 3 e
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
1~ nd.ing ge )1 is extended 9 the
tams in the initial position, the fluid level
relieved should be carried out in the following rnann.er
At inop er.tive pumps operate ttie vying flaps brakes anc~
'heels unbraked.
C tank should be in th? limits shcwn on the
label of the
etrin ai3 /at discho.r ~ d hydraulic accumulators/`.
In case of insufficient quantity of fluid in the tank
of the intake fit
p :yirig ~ttentiofl to the j)re 3ence of t
Put on cover~._ 'ng on t1ie nipples .of the hydraulic stt tio~
Close ~~. ., ?xrtzr~htly the tank f the hydraulic station 9 cl o s E;
~
,ii?tig htly the tank Of the ^ W ircruft hydraulic system, safet4i
,, c; drain cock of t~ r~,ulic tsnk. Close and lock the c:~c~.c
the ~ ~, _yd
t.~.
_
s o f the left and
at the pssurE; a dr G~ul i c pane l and
re;~:uge s on the ny
cock o? the hydraulic tank4
disconnect the ground hydraulic
~.tion from the L.irCra1t9 fit the covers
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
k handle into
oil
in order to fill \1t1 clean
g1J ~lil~
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
ing or \;T7atri Effecting of
Lift the aircraft
1i11 y~T1th pure oil fuliov:ifg the
the. front and.
_f ..r parts ?f t1~ ~
~?~?auliC pump cork into ~~Ei
~~ ~ "
;, ~a,r~dle of
1:1ove tha 1~!., t ~~r ti
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
per sq. cm. The end of the
filling i~ay be follo~ ied according to
ukic panel in the right engine nacelle in the section of
G main landing ge ar o
it will drop to zero / at
he control pressure gauge indicates the drop of pressure
~,.:~~~ the ~I?;c~~rF, -Tve~~rlnr h~.E: disengaged the
n~ ~ proves that ~~ E. ~., ~,
1andigig, gear and ~~r~._ ~n~, ~~~ t'1~,ps cocks one after the other
~. ~.
.t. it ~xt. ed11. In this case .the oil from the pipe
~.to position ~~c,nd ~
lvr!es will fully flow out through the openings of the cylzn-
`lean oil rri?ll start flooring /newly filled in the
..
!Liydrauiic tank of the aircraft;". Move the landing gear
w
naps/ cock into neutral position and close the plugs
~
the landing gear and wind flaps retraction and extension
p.a -round hydraulic pulp, to set the handle
Carry r the ;riaa. n line of the landing 'ne~:,r
out the same f~~
the charging the pressure on the central pressure
the handles of the li?:nding
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
.?sconnect the hydraulic hoses of the brakes at the
~~~?-~i
'eels and exchange the oil in the brakeB
~;~~i n~ beer wheels .
ressing the brake pedals.
s~~~rtE~a by dep
u
As soufl as r clean oil viill start flowing from the bra re
1,:1u stop th Js~ 'n~, ~? of the brake i,edals and connect the d f,pre.l
t1~e pipe-line to the -, ? ltcn , es 1 f the pr~;ss~~re in the hyd -
s~.
~ ~ ITl ~ J =ti ~ a Q ~ Cif.
n~.u~.lc accumulator of brakes should be minlmu
B. Dis.cornect in th engine nacelles Sri the fireproof
-lines from- the hydraulic pump
y: 1_ rcSEUre pipe
_ ;. ~~:,verwl rEVOlutivns until clean
r.
flUid will ~~ - turn t1~ e px~ort~ll~rs by .~
.. -: /VP oil," from the pressure pipe linE:s.
r. ", U? 'llt; stated iroc~;~~are it is neceS -
i ~
`;r the oil level in the alrcr~
sa1y to fowlo
~~~~bel~~ttf the red mark
Y.of di
T
n,I-:d to ~~rev.~~nt the oi1.1CTEl fl
a.ld ~r1 tj c~ rgency br~,king Gystemo
90 'XChJ1? t1( _ ~~'s
-, purpose c~yrry c,u t the f ol~.c
~.~ n, this . in oil from u1,ti .lien ;check to make sure
.'1
, m the 1 ~
? c o ~ressurE: left in the mu].t~.;~lier/ and f_11.
t:rh,t there is n -
1 - r1 the wheels ^nd drain tl `."
CE''itcP.;~s th
clean oil.
- uPSCre?'' the hoses
the; emergency period the cock
., a ~h~~rt -er
f from the i.~J S CS, ~ `-~ d i~r
1 ~ ~ ~ ? Y the pxcssur~~ cordin~ to
~: ~., 1,~;~ f.; piny I,_:1 S 1.1u ~,
... L~t~..; i... ..~ _ 4 kg per sal. c~i
?reSSUre gauge to 3
Lt~ c:z~~or~ency br~~~~ln~ p
ency braking and re -
~ti~ of tnr, ~ corer
n
COy~y~
r 111teVt the h0
lti ilex With fluid
if necessary, the r1u p
pltnl sY,
ic t
10. 5\1i t ch on the o.utom~1t pilo.
"normal
e of the hand lump to
Set the selector vFlv
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
the inaxil'iUIf prousure of 110
sq. cni checkfhetIher n=O
in the unions of the
Sanitized Copy Approved for Release 2011 /02/1 0 : CIA-RDP82-00038R001600050001-0
vr..1 tires, in the hydraulic unit of the automatic p1101; by idd
of yringe of vacuum pump of the ground station.
#ccomplirh the draining of the fouled cdt ur~t11. c1t a:n
oil will appear by unscrewing the union nuts at the servo
ins ts. lielnove and trash out the filter of the automatic pilot: o
tic the hydrr ]. i c s~1 s tera. For this purpc s e carry
~~ rl ~ s
dui CA. })J\. above for he eXpulsiof of air froi:l the u
'EJ A {{L i~Tr1 +
L' ';_' r . t.% i~
U1i; hydr U1i C syst? which need it.
r ' ^ U
t~~. ~.G A _ '7'7 B operation on ground is; effected in brd~l t
' E/
i ~ check ~il
c~~r: ~:~'~ the ry..irti~;htr~ESa of pi Pe 1n~: unl0ns .rld to ~,
After finishing the filling of oil into the hydraulic
tern of the aircraft it is necessary to check the correct
.. rrect ~rfrati en ~f the accessories.
T,or checking the Cx.t~ a r''7 B opc:rati0n G'~hell the nip
~~i ' t.
n r {
lic sy>>te;m until the rC11ex {.,utor:~~,t~
 Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
Sanitized Copy Approved for Release 2011/02/10 : CIA-RDP82-00038R001600050001-0
err v.1ves of the brakes hydraulic accumula ter and the;
1-.crts6 the; pressure in the hydraulic accumulators
; ~YE;tt r to the pressure of loo to kg per sq. cm and switch c;f '
M
ground hydraulic station. Then relieve the pressure in thr;
system gay the operation of wing flaps to
?At this the pressure in the hydraulic acctunulators of
t bxrake;; and of the automatic pilot should remain unchanged.
t,h ~
r:ui is panels cf the engine nacelles in the section of the
ure gauges br;fure ch?;cking
At the open^tion o? the
thE; nresti}ure on the control
after switching over of t'~e
relief tiutomats drop to
The ~F pressure might sure might increase ag.in on the control pressure
to 11c to leg per sq.CU.
5
; 5 kg per Then the relief automat engages the 1Zyd-M
. .~q.cLi .
tl
u