TM 5-2410-241-23-1
0026
AFTERCOOLER WATER PUMP INSPECTION
00026
N OT E
Water pump seal is lubricated by coolant in cooling system. It is normal for small amount
of leakage to occur as engine cools down and parts contract.
1. Start and run the engine for at least 10 minutes (TM 5-2410-241-10).
2. Turn engine OFF (TM 5-2410-241-10).
3. Remove engine enclosure left door assembly (WP 0201).
4. Remove engine enclosure left door guard (WP 0202).
5. Inspect outside of water pump (Figure 11, Item 1) for Class III leaks.
a. If leak is identified, replace aftercooler water pump (WP 0078).
b. If no leaks are identified, proceed to step 6.
6. Remove felt plug (Figure 11, Item 2) at vent hole from water pump (Figure 11, Item 2). Inspect for any fluid
leakage from vent hole.
a. If leakage is identified, replace aftercooler water pump (WP 0078).
b. If no leaks are identified, install felt plug (Figure 11, Item 2) at vent hole on water pump (Figure 11, Item 2)
and return to Troubleshooting.
Figure 11. Aftercooler Water Pump Inspection.
0026
END OF TASK
