PS Magazine - TB 43-PS-440
PS, The Preventative Maintenance Monthly
ISSUE 440
JULY 1989
.±
f the backup hydraulic pump on your
M992 ammo cAR±Ier Is not exercIsed at
least weekly, there may be no backup
HydraulIc pressure when you most need
It.
The V-belts powerIng the pump tu²
whenever the engine Is operatIng, so
they get plenty of exercIse. But they
need checkIng Fr the same reason your
car's aIr condItIoner belts need check³
Ing. ´f they're loose, you won't get
much pressure.
Check
tension
on
V·belts
at least
weekLy
The hydraulIc pump, on the other
hand, works only when engagedµ
4
The pump needs exercIsing weeKly
because the clutch plates tend to
"¶eeze·. No eXercIse, no pressure.
Weekly exercIse Fr the backup hy¸
draulIc pump wIll be a PMCS Item In
the next revIsIon to TM 9-2350-267-
10. You can use It now to prevent sys¹
tem faIlure.
ºollow the procedures on Pages 2-
245 through 2-247 to keep the pump
In shape.
JUL 89
G
Ive that automatIc fIRe extInguIsher
system thermal wire at least
1/2
to
3/±
Inch of space as It routes near the per»
sonnel heater exhaust tube¼
Keep ThermAl wIre
²³
to
´
²N³h away
´f you get tHe thermal wire too close, the heat ¶om the exhaust wIll cause
the ½Ire w¾Ing lIght to come on or cause the engIne fIre extInguIsher to
dIscharge.
You don't need that actIon¿or the cleanup that comes aÀerwa±d¼ Make the
spacIng generous and avoId the problem.
Slave CablE Too Short
Y
our NÁTO slave cable, paRt of ´tem
7 In the BÂ lIst of TM 9-2350Ã267-Ä0,
is not long enough to reach ¶om the
ÅÁÁSV carRIer's rear receptacle to a
vehicle parked alongsIde the carrier.
You need power cable assembly,
NSN 6Ä50-0ÄÆ248-9555. ÇhIs 35-ft
caÈle Is long enough to be used at the
reAr receptacle and, when coIled up,
short enough to be used at the battery
boX receptacle.
TÉe long cable won't come wIth
adapters. Use two adapters (NSN
5935-00-322Ã8959, ´tem Ä In your BÊ
as conneËtors Fr tHe new cable.
JUl 89
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