143
TROUBLESHOOTING
Other Symptoms
Symptom Main cause Procedure
Hydraulic oil
temperature is too high
¡Insufficient hydraulic oil ¡Replenish to the prescribed
level.
Refer to page 105.
Starter motor turns but
engine does not start
¡Insufficient fuel
¡Air in fuel system
¡Water in fuel system
¡Add fuel.
Refer to page 105.
¡Bleed the air.
Refer to page 139.
¡Drain the water.
Refer to page 114.
Crawlers slip off ¡Crawlers are too loose ¡Adjust the tension.
Refer to page 111.
Engine exhaust is white
or bluish
¡Excessive engine oil
¡Insufficient fuel
¡Adjust to the prescribed
level.
Refer to page 104.
¡Replace the fuel.
Engine exhaust is
occasionally black
¡Air cleaner is clogged ¡Clean the air cleaner.
Refer to page 117.
Irregular noise is
produced from the
engine (combustion or
mechanical noise)
¡Low quality fuel is being
used
¡Engine is overheating
¡Damage in muffler
¡Replace the fuel.
¡If the Engine Overheats
Refer to page 137.
¡Replace the muffler.
(Request at a sales or
service outlet.)
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