Chapter 12 – Troubleshooting
64 S3215L/S3215E/S3219E/S3220E/S3226E/S4726E/S4732E – 1500834
Symptom Possible Cause Corrective Action
Drive functions don’t work,
continued.
Pothole interlock engaged. Clear obstruction.
Machine will not climb a 25 per-
cent grade – S3226E/S4726E/
S4732E.
Drive range selector is not in the low
position.
Place the switch in the low (turtle)
position.
Only slow drive speed works. Platform elevated above 7 to 8 feet
(2.1 to 2.4 m).
Normal operation, lower platform to drive
machine at faster speed.
Drive range selector is in the low
(turtle) position – S3226E/S4726E/
S4732E.
Place the switch in the high (rabbit) posi-
tion.
Machine will not steer. Joystick interlock switch not
engaged.
Engage the interlock switch before operat-
ing the steer switch.
Wheels won’t turn when winch-
ing or pushing.
Brakes are engaged.
Manually release the brakes using the
hand pump. Refer to Towing, Chapter 11.
Free-wheeling valve not in proper
position.
Refer to Winching,
Chapter 10
.
Tilt alarm does not work. Platform is not raised more than
6′ (1.8 m).
Normal operation. The tilt alarm is not
active until the platform is raised more
than 6′ (1.8 m).
Battery charger does not indi-
cate a reading when charging
batteries.
No source of power. Make sure power source is plugged in
and turned on.
Faulty batteries or charger. Stow the machine and do not operate until
repairs are made.
Hydraulic uid temperature of
160°F (71°C) or more.
Prolonged driving or platform opera-
tion.
Stop operation until uid cools.
High pressure uid return to reservoir
caused by kinked or twisted hose.
Remove the kink or twist from the hose.
Let uid cool before resuming operation.
Hydraulic system component failure. Stow the machine and do not operate until
repairs are made.
Severe hydraulic leak.
Failure of hose, tube, tting, seal, etc.
Stow the machine and do not operate until
repairs are made.
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