•
. I
Wherever you plant your brogans
during a Huey pRe-fLIght, one pLace
you pilots want to avoid is The upper
aIr fiLteR.
OI·
-
l REPACeD TH±
L/NFar ²³´ctµ¶¸
do W¹ MK¹º
»¼S½ fiGh¾
NOW?
±he rivets are on The engIne sIde of
the Filter and can end up in The engIne
iNlet²
±hen, when The engIne is cranked
uP, It swALLows the rIveTs³ ±hat'll cause
foreIgn object damage´
So watch your step, OK?
-±²³
our UH-1 H
.
1¿
ht
DeaR Windy,
inE lnEar AcTuator on
.
is rEq±ire² when
³
´ Ig
À
j±St rEpLacEd The
;
G
P
ara
3-2c (4),
sayS a TEst
fµ
Gh
!
G abo±T whEther a TeSt
¶M
55±1500²328±
,
d
WE hAve a biG diSputE Gom
e repLaCE
·
conTRoL S±rF
a
es
d
aR
What say You
· Windy?
¸Ght iS REquIRE
±
Dear SergeanT D´µ¶,
±he Linear actuaTor is not a primary
flight conTroL iTem, so no TesT FLighT is
required³
Á
MainTenance OperaTionaL Check
(MOC)
is
needed· Tho, according To
¸ara 3-6 oF ¹haT ±M³ ºake T»e check
according ¹o The
Info In
¼ara
4-122
oF
±M
55-15±0²±10²23.
DeaR W¹ndyº
²
Â
h
Ã
T
»e ¼ade
8
onE½t¹¼e ¾nSpECT¹on o¿ ThE ouTEr rmG on
UÄ-
swas
p
a e
assE¼bÀ¹ES so¼E T¹¼E aGo and rEcoRdEd ¾T on ThE co¼ponEnt DÁ ÂoR¼
³408´5.
Nowà whEn wE rECE¹ve
8
SwashpÀaTE BAck ¿ro¼ ovErhauLÄ thE DÁ ÂoR¼
³408µ
5
¹s no ÀonGEr ¹nCL±dEd:
Å
WE havE qu¹Te a d¹Sc±Ss¹on Go¹nG ¹n our ÆÀ shopÇ WÈndÉÊ Ëo Ìe have to
re͹nspecT and ¼akE uÎ anoThEr ¿or¼Ï
ssg Å. ÆÇ È É
Dear Sergeant
ÊË ÌÍ
S³·
½o, a new form is noT needed¾
Specia¿ inspections· and
other
current
dIrectives
aÀFectIng T»e componenT,
are IncorporaTed inTo the depot mainTenance work reQuirementsÁ
±he head hangar (±SÂÃCOM) has a qualiTy conTroL secTIon aT Corpus
ChrisTI ÂRÄy Depot To make sure thaT
all
aircraFÅ coÄponents are upÆToÇdaTeÈ
;
Shim for Clearance
When insTalLIÉg youR HueyÊs droop compensaTor, Ëake sure you maintain a
0.001
To 0³003-In clearance beTween The belLcrank anÌ ¹he shear FittIng, as caLLed
For in ¼aRA
4
-132F of ±Í
55²1520³210²23´
 maxiÄum of
2
shIms,ÎS½
5
36
5
-
00µ708²±±55,
are placed between The beLLcRank and The reTainIng washer´
AnotHEr Phase
PhAsE MAintEnAncE chEcks hAve bEEn chAngEd FRom ¶0·to15· hours For thE
UÏ-ÐH/V
And
Ñrom
100 to2··hours For thECH-4¸B
/
C¹ ºyEbAll thE LAtEst PM
ÒaÓuaLÔ³
49