TM 55-1905-220-14-3
Table 3-59. Anchor Winch Engine Exhaust Smoke
Analysis Troubleshooting.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
Black or gray smoke.
Step 1.
High exhaust back pressure is caused by faulty exhaust piping or muffler obstruction.
Remove air box covers.
Clean ports in cylinder liner. Refer to Direct Support Maintenance.
3-168
