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Symptom
Circuit breaker will not reset.
Electrical outlet does not work.
Improper AC generator output
voltage.
Hydraulic fluid temperature 200°F
(93°C) or more.
Severe hydraulic leak.
A46JRT – 0260996
Possible Cause
Electrical circuit has not had time to
cool.
Electrical system malfunction.
Power supply not plugged in.
GFCI is tripped.
AC generator switch not in the gener-
ator position.
Power cord to platform is not plugged
into the AC generator.
Hydraulic oil is cold and thick.
Prolonged boom operation or driving.
High pressure fluid return to reservoir
caused by kinked or twisted hose.
Hydraulic system component failure.
Failure of hose, tube, fitting, seal, etc.
Chapter 11 – Troubleshooting
Corrective Action
Wait a minute or two for circuit to
cool, then push circuit breaker button
in to reset.
Do not operate machine until repairs
are made.
Plug a source of power into the pow-
er-input connector on the chassis.
Push reset button on outlet.
With the engine running, place the
AC generator switch in the generator
position.
Plug power cord into the outlet on
the generator.
Use cold weather hydraulic oil as
recommended for weather condi-
tions. Warm oil before operating the
machine.
Stop operation until fluid cools.
Remove the kink or twist from the
hose. Let fluid cool before operating.
Stow the machine and do not operate
until repairs are made.
Do not operate machine until repairs
are made.
65
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