TM-9-2320-272-23-2
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-2 - Page 1089 of 1417
INSPECTION
Inspect two fan drivebelts (Figure 2, Item 5) for cracks, splits, and breaks. Replace both belts
(Figure
2,
Item
4) if either one fails inspection.
END OF TASK
INSTALLATION
CAUTION
Fan drivebelts must be replaced in matched sets. Failure to do so will result in premature belt
wear or failure.
1.
Position two fan drivebelts (Figure 3, Item 3) over fan clutch pulley (Figure 3, Item 1) and in first and second
grooves of accessory drive pulley (Figure 3, Item 2).
2.
Complete installation with correct tensioning of drivebelts (Figure 3, Item 3). Refer to adjustment procedure.
M9617DAA
3
1
2
Figure 3.
Fan Drivebelt Installation.
END OF TASK
FOLLOW-ON MAINTENANCE
1.
Hood closed and secured. (TM 9-2320-272-10)
2.
Start engine and idle for five minutes. (TM 9-2320-272-10)
3.
Install right splash shield. (TM 9-2320-272-10)
END OF TASK
END OF WORK PACKAGE
TM 9-2320-272-23-2
0297
0297-6
Back to Top
