TM 5-3825-270-23&P
0024
CONDITION/INDICATION
Is pump drive coupling tightly fastened and free of damage?
DECISION
No - Tighten loose fasteners or replace pump drive coupling. (WP 0200) Verify problem is solved. (Step 5 - Is
there excessive water pump noise?)
Yes - Go to step 4. (Step 4 - Is flex element tightly fastened and free of damage?)
STEP 4
Is flex element tightly fastened and free of damage?
Ensure flex element is tightly fastened and free of damage. (WP 0147)
FLEX ELEMENT
Figure 4. Flex Element - Step 4.
CONDITION/INDICATION
Is flex element tightly fastened and free of damage?
DECISION
No - Tighten loose fasteners or replace damaged flex element. (WP 0147) Verify problem is solved. (Step 5 - Is
there excessive water pump noise?)
Yes - Replace water pump assembly. (WP 0198) Verify problem is solved. (Step 5 - Is there excessive water
pump noise?)
STEP 5
Is there excessive water pump noise?
1.
If removed, install engine module. (WP 0128)
2.
Start engine and verify water pump noise. (TM 5-3825-270-10)
CONDITION/INDICATION
Is there excessive water pump noise?
DECISION
No - Your original problem has been resolved.
Yes - If the problem still exists, it is possible that another fault exists or that another troubleshooting procedure
applies. If this was the first time through the task, restart the same symptom troubleshooting fault task.
END OF WORK PACKAGE