PS Magazine - MARCH 1981
PS, The Preventative Maintenance Monthly
ISSUE 340
MARCH 1981
Dear Editor,
In ORder tO replac± th±
UH-60A
Tail g±aR box input dRiv± seal
.
NSN 1560
-
01
±
h62²0712,
th± r±taining fang± has to b± R±moV±d²
Input drive assembly
YOu haVe to be r±al caReFUl nOt to cock the fang± On the spl³ned cOUpling tO
´he driVe shaFt
.
I
not
,
yoU'L damage th± splin±s, anµ that means RemoVal and
replacement oF th± whol± g±aR box ass±
m
bly
¶
4³
·O OVercOme this prObl¸m we made a pUL¹R
º
·he pULeR plug is mad± From
alUminum stOclC, wHich prot±cts th± end oF the g±ar shaFt and pROV
i
d±
s
a
bearing surFac± For the jack scr±w
»
·he jack scRew is miL±d FrOm
1
¼
-
i
n ste±l
heXagOn rOµ
½
-±.
A'·²
³
´µ¶¸¹º»¼
½¾
'
<¥
+
'
.
¾¿e BaSe PÀa´e iS maµe
ÁOM
¼Â
ÃN Steel pl
a´
eÄ Åut
aNµ µrÃÀÀ±µ ´O Æi´ ´¿e
ÇaNGe aNµ aÅcOmmOdate
´¿e JaÅÀÈ SÅÉeW
Ê
Ëe uSe
3
SÌÃtabÀe BOlts
·
aNµ nÌ´S tO ¿Olµ ´he baSe
PÀa´e
Í
´O t¿e ÇaNge
Î
ËÃth ´¿e ´OOl instalÀeµÄ
ÏOÌ JuS´ tÌrn ´¿e JaclC
SÅÐeWÄ aNµ t¿e faNGe Ãs
ÀÃÆ´eµ
eVeNÀÏ
WÃt¿Ñut
µaMaGiNg ´¿e Sp
l
ÃNeS
Ò
ËOÉKS ÓÔCe a Å¿arm!
·SEcT±oN
A-²
i
i
I
'
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