TM 9-2320-363-10
Table 2-1. Preventive Maintenance Checks and Services (PMCS)
for M915 Family of Vehicles (Con’t).
Location
Item To
Item
Interval
Check/
Service
Not Fully Mission
No.
Procedure
Capable If:
15
Before
Trailer
Brakes
NOTE
Perform this check with trailer after trac-
tor/traller are coupled.
a. Listen for air leaks at interve- a. Any air leaks are
hicular connecting hoses,
present.
relay valve, and air reser-
voirs.
b. Apply trailer brakes only and
b. Brakes fail to hole
attempt to move tractor/
tractor/trailer com-
trailer combination.
bination from mov-
ing.
16
During Instru-
a. Monitor all gages and indica-
a. Any temperature
ment
tor and warning lights.
or pressure gage
Panel
Check that engine coolant,
does not register
transmission oil, and transfer
or indicates abnor
case (all except M915A2) oil
mal reading.
temperature gages register
within normal range (green
band).
b. On M915A2 and M916A1,
b. Gage reads less
check that fuel pressure
than 35 psi (241
gage reads 35-65 psi (241-
kPa).
448 kPa).
17
During
Brakes
a. Check brakes for pulling or
a. Brakes pull or
grabbing.
grab.
b. Check that brake pedal is
b. Brake pedal is
firm and does not fully
spongy
or de-
depress to floor.
presses fully to
floor.
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