PS Magazine - APRIL 1981
PS, The Preventative Maintenance Monthly
ISSUE 341
APRIL 1981
I
SAY WINDy
.±²
wOULdn'T
it 6s GREa± ²F ³´ Coulµ
cH¶K ·¸¹ º»r ¼eMP g½¾¿À
ÁÂ ÃhÄ 9ÅmÆ: ÇÈÉÊ!
Dear Sergeant G.
Ë. ÌÍ,
Yes± Get thE OK
f
²
rom your
?
a1ntnance ofFicer to go with the
M³
m
T
55-´500"204µ25/l on
¶
e
±
e
²
aL maintenance practices± The
1
?
d1v1uaL bird manuaLs wiLL come in
±
Me wIth the ´00·hr test Figure given
M Para 3¸30lk.
²he
o
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c
C
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½
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a
p
sÁ ÂnÃÄÅÆÇ
N,
t
,
Ô
±
onÈ Én
² Hu
Sampling CHangE
ÊËe 30ÌÍAÎ ÏntervaÐ for ÑaÒÏng
aÏrcraÓÑ oÏÐ samÔÐes Ëas been reÕoveÍ
bÎ ÖËange
1
to Ê× Ø3Ù0Ú06± ÖoÛtÏÛue
to use tËe ËourÜÎ saÕÝÐÞng ÞÛteRvaÐs
ßÏsteÍ Óor aÏrcraÓt coÕÝonents.
c³-47 BladE TrA´king Pub
àf áou' re ÐooÒÞng fâr ÑãE Õanuaä ân VÞårEx æaÜAnçèg éÏÑ
ÕÖÕ
4920-01-040³
7816´
áou WanÑ
×Ø
5 5-4920-402-B&P.
ànêÜUëEë Þì ÑãE
ÙÚ
AëaíÑEî êabÐEï
ÕÖÕ
4920-00-003-852µ´
WãÞêã ãas bEEn ãArë tâ êoÕE åá.
4Û
t
¶\'
{./NKLµ
I
¶
ðever rusË to cËaÛge a ñaÞn rotor
òßaÍe on Îour ×ÐAcó ôawó òecause oÓ a
crÏÛóÐÏÛg souÛÍ ÕaÍe wËeÛ ËaÛÍ
Ýressure Ïs useõ oÛ tËe ÏnòoarÍ
traÏßÏÛg eÍge Ýocóet² ÊËe öÐaÍe ÷aÎ
stÏÐÐ òe Oø!
'
ÊËe ËoneÎcoñb core Ïs ÐÏgËtweÏght
:!
Anõ ÓÐeXÏbßeù so soñe coñÝressÏoÛ
!J'
ÓroÕ StatÏoÛ Ø2 to tËe 22¸Íegree
f
caJÐoút ÏÛ ûÏü 28¸2 oÓ Êý 55þÿ520¸
I
Ā3
;±
e
²:³
or
´µ
D
Ýressure
caÛ
'.1·
Some ·ompression
Is normal¸ ¸¸
ÍaÕage tËe bÐaÍeā
I
StÏcó wÏtË tËe Ýub wËeÛ cËecÒÏÛg
Óor ÍÏsbĂÛÍÏÛg betweeÛ tËe bÐaÍe sÒÏÛ
1¶
'22°
aÛõ core± ăse a ´Ą Ño 2¸Ïn coÝÝer ÍÏsÒï
or equÏvaÐent soÓt ÕetaÐï anÍ taÝ tËe
ÝocÒet±
ą sËarÝù soÐÏÍ sounÍ Ïs an ÏnÍÏcatÏon
oÓ a gooÍ bonͱ ą õuÐÐù ÍeaÍ sounÍ
ÕeaÛs Îou Ëave òonÍ seÝaratÏon²
¸¸¸ bU¹ be ·arefUlº
hand pressUre ·aN
damage ¹he blade»
ÊSąĆÖOý
ýsg
DĆSÊSÌý
03´505ć Oct 80 Ëas the worÍ.
lf your unit has not ReceIved these
messages, check with youR next higher
headquaRteRs.
AH-1-80³27
MaLnt Not±ce ²emove TBO
from T53-³´701µ T53-³-¶01A anD T53´·-
703 engines ¸²STS¹MEA 09º605Z ¸ec
·
b»
OH-6-80-08
SOF Techn±cal One´t±me
¼nspect ta½l RotoR assy¾ OH-¿A TB 55-
º520-2º4´20¹43 ¸ÀSTS¹MEA 052230Z
¸ec 80
OH´58³80³12
Maint Not±ce OH´ÁbC
pr±maRy DÂRect±onal controà sys ¸²STSÄ
MEA 2221ÅZ ¸ec 80
CH³47³80³15
SOÆ
TechnÇcal
²CS
ÈSG·É-1860µ One´t±me Ãns(ect CÊ´
47ËB/C ch±p detector c±RcuitsÌ TB 55-
1520-24ºÍ20ÍÎÏ Ð²STS-MEA 172340Z
¸ec b»
CH³54³80³03
Ma½nt Notice Ñnspect ÒR±z
pÓns on aÃl CH´54A ¸²SÔS-MEA
º02º00Z ¸ec 80
OV³1-80-1µ
Ma±nt Notice ²emove TBO
from T53´ÕÖ701Ì T53¹³´701A and T53-·×
703 eng±nes ÐÀSTS-MEA 091605Z ¸ec
b»
UH-60A-80¶1
SOÆ Ma±nØ Not±ce ÀCS
CSG·¸-1860Ù UÊ-60A BÃacK Êawk
troop/caRgo door stops¾ PÚN 702º7-
02700´º04 ¸ÀÐAVÛEEB 032150Z Ðec80
UH-60A-80-42
SOÆ MaÜnt
Not±ce ²CS
CSGݸ-1860 UÊ-60A BlacK ÊawkÞ Main
Û5
RotoR huß assyµ Damper ±nstall special
±nspects ÐÀ¸AVàEEB 09º605Z ¸ec 80
UH³60A-80-43
SOF Ma±nt Notice ÀCS
CSGݸ-1860 Uʹá»A BlacK Hawk Ãife
limiteD
components ÐÀ¸AV´EEB
08º6º »Z ¸ec 80
UH³60A³B0³43
CoRRect±on UÊ-60A Black
ÊawK l±fe Ãim±ted coâponents ãCoRRecä
t±on to UH¹á»A-80à43 081610Z ¸ec 80)
¸²ÐAVåEEB 1014ÅZ ¸ec 80
UH³60A³·0³44
SOÆ Maænt Not±ce ²CS
CSG³¸´1860¾ UÊçá»A BÃack Êawk pivot
assyè taià rotor P/N éê730º-103ë NSN
º640-01-H62´0922
¸²¸AV´EEB
232ìí»Z ¸ec
so
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