TM-9-2815-205-24

6V53/6V53T ENGINES, DIESEL WITH CONTAINERS; MODEL 5063-5299, MODEL 5063-5392, MODEL 5063-5393 AND MODEL 5063-539L

TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE

FEBRUARY 2013

  TM-9-2815-205-24 - Page 79 of 856

FUEL PRESSURE TEST - Continued
MALFUNCTION
Fuel pump is bad.
CORRECTIVE ACTION
Inspect fuel pump. Repair or replace fuel pump as required (WP 0055).
CRANKCASE PRESSURE TEST
SYMPTOM
High crankcase pressure.
MALFUNCTION
Exhaust back pressure high.
CORRECTIVE ACTION
Remove restriction in exhaust system.
MALFUNCTION
Obstruction to breather.
CORRECTIVE ACTION
Clear obstruction to breather.
MALFUNCTION
Plugged breather.
CORRECTIVE ACTION
Replace breather (WP 0053).
MALFUNCTION
Piston or piston ring problem.
CORRECTIVE ACTION
1.
Inspect pistons and piston rings through liner ports.
2.
If rings broken or stuck, replace rings
3.
If hole or crack in piston, replace piston (WP 0094) or (WP 0095).
TM 9-2815-205-24
0007
0007-3


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