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 605 of 624
TM 9-2320-283-34-1
TRANSMISSION.
3-56.
SHIFT SPEED ADJUSTMENT(Continued).
LOCATION/ITEM
ACTION
REMARKS
A.
TESTING.
NOTE
•
This is a road test.
Refer to TM 9-2320-283-10 for operation of vehicle.
•
Before doing this test check shift connect control cable and modulator
control adjustments.
Refer to
TM 92320-283-20).
•
An accurate tachometer is required for this test.
To check tachometer refer
to TM 9-2320-283-20.
1.
Vehicle.
a.
Bring transmission oil
Normal range is between
temperature to normal
120
°
and 220
°
F.
operating range.
b.
Put gear selector in 1-5.
c.
From full stop, press
Assistant notes engine
accelerator pedal fully to
RPM when each shift
floor.
Continued until
occurs.
Each shift
transmission shifts into
should occur at 2100
fifth gear.
rpm.
If all shifts occur at 2100 rpm
go to follow-on maintenance.
B.
ADJUSTMENT.
2.
Transmission
Remove.
Refer to TM 9-2320-283-20.
oil pan.
3.
Internal oil filter.
Remove.
Refer to TM 9-2320-283-20.
3-552
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