PS Magazine - TB 43-PS-445
PS, The Preventative Maintenance Monthly
ISSUE 445
DECEMBER 1989
nyone who tells you the way to unstick Your M60's boLt is to kicK the cocKing
and±e Is coc²eyed. ³ou'd be better ofF kickIng tHat guy´
A±± KIcKing does Is brea² the operating roD, benD the cocking Handleµ anD
denT the cocKing hand±e s±ot´
¶he bo±t usually gets hung up because THe bo±t locking Lugs are stuck in the
b·rre± socket or The operating rod is
broken¸
¹onºT lean your M60 »Orward on tHe
¼ash suppressorµ eItherµ to get better
leverage on the cockIng hanDle. ALl
thaT does is benD the bIpoD and ±oosen
the »lash suppressor anD p±ug the b·rreL
wIth diRt.
¶he one anD on±y way to hanD±e a
sTuck bolt is To caLl »Or your aRmorer´
½eº±l geT support to ¾ee The bo±t´
½e±p heaD o¿ stuck bo±ts by eyeba±±Ing the barreL socKetµ boLt Locking ±ugsµ
and operating roD »Or buRrsµ cracksµ and chIps be»Ore you go to the ÀieLd.
Check these areas for burrs, cracks± and chips:
/
12
DEC 89
±ean air Is essenTia± Ár the Chapar-
ra±. ÂÃpURITIes In ITs aIr sysTeà b±Ind iTs
ÄIssIles and caUse the air puRIÀIcatIon
unIT (APÅ) aNd In¾ared (ÆÇ) receIver
DesIccanTs To clog anD RUsT.
½e±p keep aIr pUre bY openIng The
BÈÉW¹ÉWÊ VAÈ VE In the crew
OPen SLOWDOWN
VAL VE for five
secon²s at end
of operatIons
eqUIpÃenT coÃp·RTÃent »Or »Ëve secÌ
onDs aT The end o»Íoperations. ¶hat DIs-
charges ÃoIsT air anD iÃpuritiesÎ
WeeK±Yµ do the ÃIssI±e ±IqUIÀIed aIr
checK That begins oÏ Page 4Ð51 in ¶M
±²³i´;µ
³f air's not clear and bubblIng±
rePlace the A´U and
IR
desiccants
DeC 89
9ÐÑ425Ð258ÒÓÑÔ. Âf the air in the cool-
ant InDicator's not cLear and bubblyµ
replace the AÕÅ and ÂÇ DesIccant caRÖ
TriDges iÃÃedIaTe±y´ ×» you let the de-
sIccanTs goµ
The caØridges rust and
can Ùt be reÃoveD´ ¶he Chaparral has
To go to ¹S.
Úeep fingers oÛ» the new desiccant
carTriDges.
Grease ¾oà yoUr hands
will contaÃinate the caRtridge anD pUt
IÃpuriTies in the aIr sYsTeÃ. Åse The
bag The caRtrIdge coÃes in To hanD±e IT.
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