TM 5-3825-270-23&P
0013
COOLING FAN
COOLING FAN GUARD NOT SHOWN FOR CLARITY
Figure 4. Cooling Fan - Step 4.
CONDITION/INDICATION
Is cooling fan free from missing and damaged fan blades?
DECISION
No - Replace cooling fan. (WP 0072) Verify problem is solved. (Step 5 - Does engine exhibit excessive
vibration?)
Yes - Problem not found and may have been missed or overlooked. Repeat all previous steps in this
troubleshooting procedure. Go to test 1. (Step 1 - Does engine surge or misfire?) If problem still exists after all
troubleshooting test have been accomplished, notify supervisor.
STEP 5
Does engine exhibit excessive vibration?
Start engine and check for excessive engine vibration. (TM 5-3825-270-10)
CONDITION/INDICATION
Does engine exhibit excessive vibration?
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
