TM-9-2320-273-10
TRUCK, TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER
TECHNICAL MANUAL; OPERATOR’S MANUAL
DECEMBER 2012
TM-9-2320-273-10 - Page 318 of 452
Table 1. Preventive Maintenance Checks and Services (PMCS) - Continued.
ITEM
NO.
INTERVAL
ITEM TO BE
CHECKED OR
SERVICED
PROCEDURE
EQUIPMENT NOT
READY/AVAILABLE
IF:
h. Check transmission
and ratio selector.
Shift in all ranges
checking for unusual
stiffness, abnormal
operation, or binding.
Transmission or
ratio selector
inoperative or
binding.
NOTE
Perform step i for the
M917, M919, and M920
only.
i. Check pusher axle
controls and gauges.
Gauges or
pusher axle are
inoperative.
j. Check engine retarder
for braking ability.
Engine retarder
is inoperable.
k. Check steering
response.
Steering binds
or is
unresponsive.
l. Listen for leakage in
exhaust system.
Pipe, clamp, or
hardware
damaged or
missing.
m. Check tachograph
rpm needle for
proper response to
throttle. Check idle
speed 580–650 rpm
with engine at
normal operating
temperature.
Tachograph
indicates less
than 580 rpm or
more than
650 rpm at idle
with engine at
normal
operating
temperature.
n. Check tachograph for
recording paper disk.
Disk is missing.
o. Check parking brake;
pull out to apply,
push in to release.
With parking brake
applied, place
transmission in gear.
Vehicle should not
move.
Parking brake is
inoperative.
TM 9-2320-273-10
0025
0025-12
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