Snorkel TB125J - Manual (Page 66)

Chapter 11 – Troubleshooting
66 T125J/TB125J – 0192214
Symptom Possible Cause Corrective Action
Drive functions do not work. Machine on too steep a grade. Lower the booms and drive to a
level surface.
Drive hubs are disengaged. Turn drive wheel disconnect plates
around so nipples point outward.
Low hydraulic system pressure. Stow the machine and do not oper-
ate until repairs are made.
Can not reach maximum drive
speed of 3 mph (4.8 km/h).
Booms are not retracted and low-
ered.
Fully retract and lower the boom.
Drive range switch is in LO. Place the switch in the HI position.
High range speed selector knob is in
the low speed position (down).
Place the knob in the high speed
position (up).
Wheels will not turn when winch-
ing.
Drive hubs are engaged. Turn drive wheel disconnect plates
around so nipples point inward.
Steer wheels do not turn when the
drive joystick is moved to the right
or to the left.
The drive joystick must be in the
forward or reverse position for the
steering wheels to turn.
Push the drive joystick slightly for-
ward or backward when operating
steer right or left.
Steer wheels do not turn right or left
– machines with tow option.
Tow kit steering float valve is open. Close the steering float valve.
Tilt alarm does not work. Booms are stowed. Normal operation. The tilt alarm is
operational when the booms are
near horizontal.
Circuit breaker will not reset. Electrical circuit has not had time
to cool.
Wait a minute or two for circuit to
cool, then push circuit breaker but-
ton in to reset.
Electrical system malfunction. Do not operate machine until repairs
are made.
Electrical outlet does not work. Power supply not plugged in. Plug the power cord into the power-
input connector on the generator.
Machine/generator switch not in the
generator position.
With engine running, place the
machine/generator switch in the
generator position.
Improper AC generator output
voltage.
Hydraulic oil is cold and thick. Use cold weather hydraulic oil as
recommended for weather condi-
tions. Warm oil before operating
the machine.
Hydraulic fluid temperature 200°F
(93°C) or more.
Prolonged boom operation or driv-
ing.
Stop operation until fluid cools.
High pressure fluid return to res-
ervoir caused by kinked or twisted
hose.
Remove the kink or twist from the
hose. Let fluid cool before operat-
ing.
Hydraulic system component fail-
ure.
Stow the machine and do not oper-
ate until repairs are made.
Severe hydraulic leak. Failure of hose, tube, fitting, seal,
etc.
Do not operate machine until repairs
are made.