TM 5-3805-262-34
2-12. AIR BRAKE SYSTEM TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. NOISY OPERATION OF AIR COMPRESSOR (Cont).
Step 2.
Remove cylinder head and unloader (page 3-466).
Check for foreign matter laying on top of pistons.
a. If foreign matter is present, disassemble cylinder block and
crankcase (page 3-475) and check parts for damage.
b. If foreign matter not present, disassemble cylinder block and
crankcase (page 3-475) and check bearing for damage.
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