Chapter 11 – Troubleshooting
50 SL30SL – 8210037
When a fault code is displayed on the upper control panel,
the chart below may be used to locate and eliminate situ-
ations where machine operation may be interrupted.
If the problem cannot be corrected with the action listed,
stow the machine and remove it from service. Repairs
must be made by qualied maintenance personnel.
Fault Code Possible Cause Corrective Action
01, 02 or 04 Upper or lower control function
depressed during machine start up.
From the upper controls make sure:
y No selector buttons are de-
pressed.
y The interlock switch is not de-
pressed.
y The joystick is in neutral.
y The steer switch is not de-
pressed.
From the lower controls make sure:
y No selector buttons are de-
pressed.
From the lower or upper controls:
y Cycle machine power off then on
by pressing the emergency stop
button and then twisting the but-
ton clockwise to restore power.
Faulty lower or upper control panel
or machine error.
Stow the machine and do not oper-
ate until repairs are made.
03 Platform overload. From the platform:
y Remove weight from the platform
until the load is at or below rated
capacity.
From the lower or upper controls:
y Cycle machine power off then on
by pressing the emergency stop
button and then twisting the but-
ton clockwise to restore power.
05 Low oil pressure. Lower the platform and turn the
engine off. Do not restart the engine
until the cause of low oil pressure has
been corrected.
06 High coolant temperature. Lower the platform and turn the
engine off. Do not restart the engine
until the cause of high coolant tem-
perature has been corrected.