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Page Title:
TROUBLESHOOTING ENGINE ASSEMBLY |
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 49. TROUBLESHOOTING ENGINE ASSEMBLY
Corrective action
Probable causes
Malfunction
Adjust starter electri-
--.
a
Electrical switch or starter
1.
Engine will not
--.
a
cal switch or linkage.
linkage not properly
crank.
Refer to TM 9-2320-
adjusted.
235-20 and TM 9-
2920-236-35.
Replace starter
b.
--.
b
Failed starter.
Remove starter
c.
Failed starter drive gear
c.
(par. 60a. Inspect
or flywheel ring gear.
ring gear on fly-
wheel. Replace de-
fective starter or
damaged flywheel
ring gear.
d.
Remove fuel injector
d.
Hydrostatic lock.
nozzle and holder as-
semblies (par 83b.
Turn engine over sev-
eral revolutions to
displace liquid from
cylinders through noz -
zle and holder openings.
When liquid displaced
is engine coolant, in-
vestigate cause by re -
moving cylinder head
assemblies (par. 94b).
Inspect cylinder head
assemblies for cracks
around valve seats
and cylinder and crank-
case assembly for
cracks around cylin-
der liners. Inspect the
head gaskets (par.
cylinder head assem-
blies and cylinder and
crankcase assembly
when cracked. Install
new head gaskets.
When liquid is fuel,
and engine can be
turned freely by hand
sfter all liquid is dis-
placed, install nozzle
and holder assemblies
and start engine. In-
spect flame heater fuel
inlet solenoid valve.
35
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