PS Magazine - JULY 1981
PS, The Preventative Maintenance Monthly
ISSUE 344
JULY 1981
get into the assEmblies while you clean
your bird. Solvent ruins grease!
When
you
have
the
hanger
assemblies off the craft for tear down
and inspection, tho, you can use PD-
680 cleaning
·
solv±nt to remove the old
grease²
Drive-shaft
hanger assemblies
Solvent
OK±
blow dry!
Just make sure you get all the
³
solvent off the assembly. Use com´
pressed air to rEmove the last of the
solvent²
Using PD-680 solvent? Wear .
rubber Or plastic clothing aNd
gloves; aNd a face shield or
G±ggLEs² In cLose quaRt³rs? Poorly
ventilated area? Check with the
medics for the right res´µrator¶ PD-
680 is bad for your health (on Yo·r
Skin or ¸n your luNgs)¶
If
your unit hes not rEcivEd
t•H
m±SHg², ChECk wiTh youR nEat hlGMR hEeDquA³±r´.
UH-1·81±02
Malnt Notice UH-18/0/h±,
Uh²1E center frame assy ORSTS²MEA
³221´Z Maµ ¶1
UH-1²81³03
S·F MaLnt Notice c¸ange in
dal¹y inspect Uh²1 taº¹ rotor b»ades
ORS¼S²M½ 1³1945Z Mar ¶1
.
AH-1³81´0µ
S·F Tec¸nical AH-1 one
¾
¿
tlÀe Inspect ¼53ÁÂ-7³3 engine ORS¼SÃ
MEA ÄÅ3³Z Mar ¶1
AH¶1-81-07
Maint
Notice
µeceiverÆ
transmlÇterÈ antenna ORSTSÉMEA
25133³Z Mar ¶1
Ch¸47¹81º7
Maint Notice Ch²47C
oveʸau¹ retiµement sc¸ed
c¸ange
ORS¼S²MEA ³22³1Ëz Maµ ¶1
Ch»¼7-81-08
S·F Tec¸nicaÌ/onÍtime
Înspect CHÏ47Ð/B/C mec¸
Ñ
transmlsslon
c¸ip detectoµ circuits DÒS¼SÓMEA
1¶233³Z Mar ¶1
42
OV±181¶02
Tec¸nica» one-time Ônspect
a»Õ ·VÖ1/ÒVÓ1 ×Cactuatormec¸trØmfoµ
loose rod ends OÒS¼SÙMEA 2³2³15Z
Maµ¶1
Uh´60-81±03
S·F Maint Notice UhÚ³
B»ack¸awk maÛn rotor b»ades red bim
indicatoµs OÒDAVÓEEB 161615Z Mar ¶1
UH¸60-81±0¼
S·F ¼ec¸nica» oneÓtime
inspect UHÙ6³ B»ack¸awk troop dooµ
stops DRDAVÓEEB 1³2³ÜZ Mar ¶1
1²³´LI'µ
¶:·.¸¹º»¼½¾¿À"Á•
.±² ·³i!PE´
µ
.
±
•
·
You birdmechscandroptheweekly
electroLyte leveL check (Item 5) called
For in TabLµ 4-1 oF your TM 11-6140-20
¶
3-
¸
1¹4º-2».¼
½
¾
¿
À
Á
Â
À
¿
Ã
That check is now made onLy by
TM
11-614G203±
1
²³´
your supÄort shopÅ
O
-
²
³
¶
´µ¶
¶
²
¶
¸
-¸
You aLso change tHe table's time
intervalÆ CHecks And services wilL be
0
made every 30 days or 25 fLightÇHours
insteAd oF tHe current weekLy or È5
FLiGHt-Hours²
This word wiLL be in the next change
to tHe TMÉ
n's NoW I¹
C/Rc
º1 mSG
»r¼el ½¾¿ ÀÁpF
Ã4ÄÅ3ÆZ ApR
Ç
BÈÉ
TEchNIcAL MANUAL
OPERATOr'S, ORGANiZATiONAL½ Dlre¾T
SUPPORt¿ ANo GeNERAL SUPPORT
MAÀNteNANÁe MANUAL
FÂr
AÂÃÄÃAft ÅÆ ÇÂÄKÈLÉÊADËÂUÌ
BATTÈÃÂÈÍ
Ê
eRËÌ
s no nee oÍ yoÎ mechs to remove thE Ïitch ÐKs from your
inooks
based on the 0.006Ñin wear limit in Chap 5 of ÒÓ 55ÇÔ5È0ÑÕ09-Õ3-Õ and TM
55-15È0ÇÈÕ7-È3ÑÕ. Òhe new
Ö
bearing wear limit is 0.01 inch according to
T×ØÙCOÓ Ósg DÙSTS-ÓÚØ (Õ) Ô91545Û Nov 80. The pubs are being
updatEd.
Stick wIth the Program!
_
WhEn you avionics types ÏÍogÍam the ÜÝÑÞ7 ÍßtoÍ hEadà, adjust thE spEed
tÍám on the ground By foâlowing thE Ïoop in ÒÓ ÔÔãÔ5ÕäÑÕä9ÑÕ0. NEver try to
maKe any inflight adjustmEnts. ÒhEy could ovEÍàtÍEss thE aircÍaft and ruin youÍ
wholE dayå
43
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