Snorkel S2633 - Manual (Page 49)

S2633 – 8210048 45
Chapter 12 – Troubleshooting
The troubleshooting chart may be used to locate and
eliminate situations where machine operation may be
interrupted. If the problem cannot be corrected with the
action listed, stow the machine and remove it from ser-
vice. Repairs must be made by qualifi ed maintenance
personnel.
Troubleshooting Chart
Symptom Possible Cause Corrective Action
All functions stop working. Motor or pump failure. Manually stow the machine using the
emergency lowering knob.
Low fl uid level in reservoir. Check hydraulic fl uid level. Add correct
type of fl uid if necessary.
Batteries discharged. Recharge batteries.
Electrical system malfunction. Stow the machine and do not operate until
repairs are made.
Platform will not raise or lower
from lower controls.
Enable button not depressed. Press and hold the enable button while op-
erating the platform raise/lower switch.
Battery disconnect is unplugged. Plug in the battery disconnect connector.
Emergency stop button is pushed
inward to the off position.
Twist the button clockwise to restore
power.
Emergency lowering knob is not prop-
erly disengaged.
Make sure the knob returns to the normal
operating position.
Platform will not raise or lower
from upper controls.
Switches set wrong. From the upper controls:
Press the platform raise/lower button
then squeeze and hold the interlock
switch. Push the joystick forward to
raise the platform or pull it backward
to lower.
y
Battery disconnect is unplugged. Plug in the battery disconnect connector.
Emergency lowering valve is open. Twist the button clockwise to restore
power.
Emergency lowering knob not prop-
erly disengaged.
Ensure knob is fully released and the emer-
gency lowering valve is fully closed.
Platform will not raise and alarm
is sounding.
Machine is not on a level surface. Lower the platform and drive to a level
surface.
Lower or upper controls do not
work.
Emergency stop button is pushed
inward to the off position.
At the upper and lower controls twist the
button clockwise to restore power.
Battery disconnect is unplugged. Plug in the battery disconnect connector.
Battery charger plugged in. Unplug the battery charger.
Platform will not raise, or raises
slower than normal.
Emergency lowering knob not prop-
erly disengaged.
Make sure the knob returns to the normal
operating position.
Platform capacity has been ex-
ceeded.
Remove load from platform. Refer to
platform capacity placard for maximum
capacity.
Low battery charge. Check the battery charge indicator and
recharge the batteries if necessary.
Platform drifts down. Emergency lowering knob not prop-
erly disengaged.
Make sure the knob returns to the normal
operating position.
Hydraulic system malfunction. Stow the machine and do not operate until
repairs are made.
Platform will not lower. Safety prop in place. Rotate the safety prop counterclockwise
to the stowed position.