Snorkel AB85RJ CE - Manual (Page 69)

Chapter 11 – Troubleshooting
AB80J/AB85J – 0420453EE 65
Symptom
Can not reach maximum drive
speed of 4.8 km/h (3 mph).
Wheels will not turn when
winching.
Steer wheels do not turn when the
drive joystick is moved to the right
or to the left.
Tilt alarm does not work.
Circuit breaker will not reset.
Electrical outlet does not work.
Improper AC generator output
voltage.
Hydraulic fluid temperature 93°C
(200°F) or more.
Severe hydraulic leak.
Possible Cause
Booms are not retracted and lowered.
Drive range switch is in LO or MID.
Drive hubs are engaged.
The drive joystick must be in the
forward or reverse position for the
steering wheels to turn or the main
boom must be stowed.
Booms are stowed.
Electrical circuit has not had time
to cool.
Electrical system malfunction.
Power supply not plugged in.
Machine/generator switch not in the
generator position.
Hydraulic oil is cold and thick.
Prolonged boom operation or driving.
High pressure fluid return to res-
ervoir caused by kinked or twisted
hose.
Hydraulic system component failure.
Failure of hose, tube, fitting, seal, etc.
Corrective Action
Fully retract and lower the boom.
Place the switch in the HI position.
Turn drive wheel disconnect plates
around so nipples point inward.
Push the drive joystick slightly for-
ward or backward when operating
steer right or left.
Normal operation. The tilt alarm is
operational when the booms are near
horizontal.
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 the power cord into the power-
input connector on the generator.
With engine running, place the ma-
chine/generator switch in the genera-
tor position.
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.