PS Magazine - APRIL 1972
PS, The Preventative Maintenance Monthly
1972 SERIES, ISSUE 233
APRIL 1972
Note: To avoid Draining the bat-
·teRy, do the self±test as quicklY as
possibLe. Hold
²est³operate switch
²o TEST while rotati´g SEµF³TEST
switch th¶ough posi¸ions 1 through
¹
7º At the bottom of page 1±27 of
Your ³12 TM it s»Ys to do it a diffeR-
ent waY but above is the Latest info¼
TEST-OPERATE
SWITCH-Safety
cover
missing,
no±
secuRE.
Sw²tch
nOt
cl²³k²ng
in both
T´ST and
OPERATE
pos²tions.
Note: Whe´ You ½ove the test¾
operate ¿witch to OPEÀA TE, You
can fire regardless of wÁich positio´
the SeLf³Âest switch is inº
BA TIERY±Not charged,
bolts/
fas±enEµs missing¶ BattE·y cON¸
nectoµs diµty¶ BefO·e yOu puLL
out ±hE battEry mAKe suµe ALL
.6
fas±eneµs are uNscµewed ALL
thE way¹
A
LOt Of theM have
bºen bµOKen be ca us» soMEbOdy
usEd fO·³e tO pu
ii
thE battEµy
out¼
i¸ out with a rag¼
Àead Tà 9³1425³470³Ä2
(Mar 70) for aLL tÅe good
*
±· .
t
•.
wa¸erº
Àight?
Here's a tip to keep Your M79 grenade
Launcher in gÆd shapeÇ Never let anYÈ
bodY tighten the re»r sight bÉe screw
tighter
²H³
s´ugº
(The
ÊS/GS
guË
torQues this screw with a special wreÌch
at Ä5 i´±lbsº). If it gets much ¸igh¸er than
th»t the b»rreL could deÍorÎ, m»ki´g i¸
harÏer Ðor » round ¸o go ¸hRoughÑ
This iÒ trUe whether Ëou're talKing about troUt³fishing
booÓ or the generator air exhaus¸ boo¸ in Your M60,
l;iIL±
M60AÔ, M48A3, M728 arÕored vehicles or AVµBÖ
Some Îechanics have ×en cu¸¸ing the generator boot
to Îake gener»¸or remov»l easierº
This wo´'t work too hØt Ùecause Ëou have to take off
the Ú»mps to get to the nuts eve´ if there is a sLit in the
Ûenerator exh»ust bootº
Üf the bÆt hÉ been slݸ, w»teR gets Ýnto the generator
during Þrdingº Even if Yu don't fßrd, dàst, wateR, mud
or (Ëou name Ýt) can get througÁ theá slit and rUin Your
generatorº
So follow the gener»tor remov»l poâp in Your TM manu»ãº
TÁaä is TM 9³2350±2Ä5³20 for the Må/MåAÔ; TM 9±2350³
224±2æ fßr the M48A3; çM 9±2350³222³20, for the M7è8
or TM 5³542æ±202³20 Ðor the A éµBê No need to cut ²he bootº
15
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