TM 5-4310-377-13
Table 4-1. Forward Intermediate Maintenance Troubleshooting (Continued).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTIO N K
4.
EXCESSIVE OIL CONSUMPTION.
Disconnect piping from cylinder heads and remove cylinder heads. Remove four bolts (1), eight washers (2),
cylinder (3), and cylinder gasket (4). Remove two bolts (5), piston and connecting rod (6), and rod cap (7). Repeat
for two other pistons. Remove pulley (8). Remove four bolts (9), four washers (10), bearing cover (11). Remove
crankshaft (12).
Inspect connecting rods for signs of wear and burning. Inspect crankshaft for damage.
Inspect bearings for
damage. Inspect cylinders and pistons (including rings) for damage.
Replace any defective parts and reassemble air compressor.
4-4
