Air from blower or air box - TM-55-1905-220-14-30208

Custom Search

Breather restriction

TM-55-1905-220-14-3 Landing Craft Unit LCU 1671-1679 (1905-01-009-1056) Manual

Table 3-65. Anchor Winch Engine - Low Oil Pressure - Troubleshooting

TM 55-1905-220-14-3

Table 3-64. Anchor Winch Engine Excessive Crankcase

Pressure Troubleshooting (Cont).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Air from blower or air box.

Step 1.

Check for damaged blower-to-block gasket.

Replace the blower-to-block gasket. Refer to paragraph 3-144.

Step 2.

Check cylinder block end plate gasket for leaking.

Replace the end plate gasket. Refer to paragraph 3-173.

Excessive exhaust back pressure.

Step 1.

Check for excessive muffler resistance.

Check the exhaust back pressure and repair or replace the muffler if an obstruction is

found. Refer to Direct Support Maintenance.

Step 2.

Check for faulty exhaust piping.

Check the exhaust back pressure. Refer to Direct Support Maintenance.

3-198