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Page Title:
Engine cranks but will not start. |
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 49. TROUBLESHOOTING ENGINE ASSEMBLY - Continued
Corrective action
Probable causes
Malfunction
A leaking solenoid valve
1.
Engine will not
can cause a hydrostatic
crank - Continued.
lock. When engine can-
not be turned freely by
hand, internal engine
parts have been dam-
aged and engine must
be disassembled (pars.
inspect, and repair
necessary component
parts (Pars. 152
through 244). Assem-
ble engine (pars. 253
through 286).
e.
Disassemble the engine
e.
Seized internal engine parts.
(pars. 111 through
286). Clean, inspect,
and repair necessary
component parts (pars.
semble engine (pars.
2.
Engine cranks but
Check flame heater
Ambient temperature below
a.
a.
+ 20F manifold heater
fuel system. Refer to
will not start.
flame heater fuel sys-
inoperative
tem troubleshooting
b.
--.
b
Insufficient cranking speed.
Check starter and elec-
trical system. Refer
to starting system
troubleshooting
Faulty fuel filter, tubes, and
c.
c.
Refer to fuel system
troubleshooting (par.
hoses.
53). Check available
fuel supply.
d.
Fuel injection pump not pro-
d.
Time fuel injection
perly timed.
pump (par. 106).
--.
e
Failed fuel supply pump or
Replace fuel injection
e.
fuel injection pump.
pump (par. 63),
Stripped or broken injection
--.
f
f.
Remove timing gear
pump driven gear, camshaft
cover (par. 98) and
gear, or crankshaft gear.
inspect gears for
stripped or broken
teeth (par. 98). Re-
place stripped or bro-
ken gears (par. 98).
36
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