TM 5-4310-382-13
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 2.
Check engine cylinder head gasket for leaks or cracks.
Tighten cylinder head fasteners if it leaks.
Replace cylinder head gasket if it is cracked.
9. ENGINE RUNS ROUGHLY OR STOPS.
Step 1.
Check engine cylinder head gasket for cracks or leaks.
Tighten cylinder head fasteners if it leaks.
Replace cylinder head gasket if it is cracked.
Step 2.
Check for bound air compressor.
Loosen take-up bolt assembly and remove drive belts (see paragraph 3-16). Try to rotate air compressor. If air
compressor will not rotate or rotates only with great effort, disassemble and inspect air compressor for damage to
cylinder, piston rings, crankshaft or bearings (see paragraph 4-5).
10. ENGINE LACKS POWER OR OPERATES AT SLOW SPEED.
Step 1.
Check engine carburetor for damage.
If carburetor is damaged, refer to paragraph 4-3 for carburetor repair.
Section II. INTERMEDIATE DIRECT SUPPORT MAINTENANCE PROCEDURES
4-2. GENERAL.
This section contains the Intermediate Maintenance procedures as authorized by the Maintenance Allocation Chart to
maintain the air compressor unit.
4-3
