TM-9-2320-283-34-1
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
DECEMBER 1983
TM-9-2320-283-34-1 - Page 613 of 624
TM 9-2320-283-34-1
TRANSMISSION.
3-57.
TRANSMISSION OIL PRESSURE TEST (Continued).
LOCATION/ITEM
ACTION
REMARKS
B.
MAIN OIL PRESSURE TEST (Continued).
WARNING
Make sure all personnel are clear from underside and front of vehicle before
starting
engine.
Transmission slipping into gear could cause severe injury or
death.
10.
Engine.
a.
Start and check connec-
Refer to TM 9-2320-283-10.
tions for leaks.
b.
Bring transmission oil to
Normal range is between
normal operating temperature.
120
°
and 220
°
F.
11.
Vehicle.
Apply service brakes.
To prevent vehicle movement, refer
to TM 92320-272-10.
CAUTION
Do not maintain stalled condition for longer
than
30-second
intervals.
Transmission oil will overheat and cause transmission damage.
12.
Engine.
a.
Place transmission shift
lever in 1-5.
b.
Operate at 1200 rpm.
13.
Gage (1).
Check pressure.
Pressure should be 140-175 psi.
3-560
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