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Page Title:
ENGINE DOES NOT DEVELOP FULL POWER. (Cont) |
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 TM 9-2320-364-34-1
1. ENGINE DOES NOT DEVELOP FULL POWER (CONT).
8.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Valve clearance check.
on Page 2-57
completed.
Engine brake check.
Exhaust manifold and gasket
Injector timing check.
OK.
Injector calibration check
Are exhaust valve clearance,
Turbocharger OK.
(DDEC III/IV only).
engine brake, injector timing
Blower gaskets OK.
Secondary fuel filter and/or
and injector calibration
REASON FOR QUESTION
cover OK.
(DDEC III/IV only) within
Injectors response time OK.
specification?
If exhaust valve clearance,
Injectors OK.
engine brake, or injector
adjustment are not within
POSSIBLE PROBLEMS
specification, engine will not
operate at full power.
Tune-up engine
Engine tune-up faulty.
(Para 3-2 and
Clogged cylinder air inlet ports.
Para 4-2).
NO
Unbalanced engine
Verify repair, go to
compression.
Step 12 of this Fault.
Low engine compression.
YES
9.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Cylinder liner ports inspection.
on Page 2-57
completed.
Exhaust manifold and gasket
REASON FOR QUESTION
OK.
Are cylinder liner air inlet
Turbocharger OK.
If cylinder liner ports are
ports clean and free from
Blower gaskets OK.
plugged, engine will not operate
restrictions?
Secondary fuel filter housing
at full power.
OK.
Injectors response time OK.
Injectors OK.
Engine tune-up OK.
POSSIBLE PROBLEMS
Replace engine
Clogged cylinder air inlet ports.
(Para 3-4).
NO
Unbalanced engine
Verify repair, go to
compression.
Step 12 of this Fault.
Low engine compression.
YES
2-56
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