TM 9-1240-271-34&P
H O W TO TROUBLESHOOT
The following steps tell you how to troubleshoot. A diagram of these steps is on page 1-3.
Do a visual check and list any faults on DA Form 2404 before making repairs. See Vol II,
This does not
If you see any faults that may affect the performance test, fix them now.
mean small things like painting scratches.
Do the performance test in Vol I, Chap 2 from the beginning until you find a fault symptom.
Do the maintenance action required to correct the fault (Vol 11, Chap 4).
After the bad part has been repaired or replaced, do the performance test in Chapter 2 again.
This is to make sure the new part has fixed the problem.
If all the faults are now corrected, do the maintenance tasks on DA Form 2404.
Do the final inspection given in Vol II, Chap 5.
The job is over and the good assembly is sent back to service.
If all faults were not corrected after step E, the bad assembly is sent back to the depot for
repair.
Vol I
