TM 9-2320-363-10
Table 2-1. Preventive Maintenance Checks and Services (PMCS)
for M915 Family of Vehicles (Con’t).
Location
Item
Item To
No.
Interval
Check
Service
Not Fully Mission
Procedure
Capable If:
10
Before
Side Mir- Adjust side mirrors as required
rors
(paragraph 2-13).
11
Before
Instru-
ment
Panel
Gages
and Indi-
cator
and
Warning
Lights
At 1760-2100 rpm, minimum engine oil
pressure for safe operation is 12 psi (83
kPa). If gage does not show at least 12 psi
(83 kPa), shut down engine and notify
supervisor. Failure to follow this caution
will damage engine.
a. Check oil pressure gage. a. Gage reading is
Reading should be 12-50 psi
not within limits.
(83-295 kPa) at idle.
b. Check primary and second-
b. Gage reads less
ary air pressure gages for
than 65 psi (441
90-120 psi (621-827 kPa)
kPa)
(yellow
(green band).
band),
warning
buzzer stays on
or gage is no
operating.
c. Check that voltmeter regis-
c. Needle is in yellow
ters within green band.
or red band.
d. On M915A2 and M916A1,
d. Reading is below
check fuel pressure gage
7 psi (48 kPa).
reading. Reading should be
no lower than 7 psi (48 kPa).
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