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 1057 of 1417
REMOVAL
1.
Loosen alternator link screw (Figure 1, Item 10) and remove long screw (Figure 1, Item 8) and two short screws
(Figure 1, Item 2) from water pump (Figure 1, Item 3). Note locations of long and short screws.
CAUTION
Do not strike or pry on water pump pulley or shaft. Coolant leaks may result.
2.
Tap edge of water pump flange (Figure 1, Item 4) to release water pump (Figure 1, Item 3) from engine block
(Figure 1, Item 1).
3.
Remove water pump (Figure 1, Item 3) and o-ring (Figure 1, Item 7) from engine block (Figure 1, Item 1).
Discard o-ring.
10
M0155DAA
9
8
1
2
3
4
6
5
7
Figure 1.
Water Pump Removal.
END OF TASK
CLEANING AND INSPECTION
Clean mating surfaces of engine block.
END OF TASK
TM 9-2320-272-23-2
0292
0292-2
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