Troubleshooting Chart; Corrective Action - Etac Nova 300 NG Manuel

EN
Symptom
The lift does not func-
tion.
Intermittent fault:
The lift only goes up or
down (not in both direc-
tions) or the base width
can only be adjusted in
one direction (together
or apart).
Base width adjustment
does not function.
Lift or base width move-
ment is slow.
The light on the hand
control is on.
The lift is making
abnormal noises.

Troubleshooting chart

Possible cause
No power Emergency stop button depressed
Battery discharged or defective
Contact fault Check all contacts (motor, hand
control)
Power cord connected to
power outlet
Contact fault Hand control fault
Fault in electrical box
Inadequate power Battery discharged or defective
supply or fault in elec-
trical box.
Loose connection in hand
control
Contact fault Check the electric sockets
between the base and
the mast.
Inadequate power Battery discharged or defective
supply
Power cord or electrical box is
defective
Motor fault or resist- The motor cannot move freely in
ance at the motor's its attachment points.
attachment points.
Troubleshooting
24

Corrective action

Turn the emergency stop a quarter
turn so that it springs out (fig. C).
Charge or replace battery module.
Insert the electric sockets properly
(fig. B).
Remove the power cord from the
power outlet.
Replace the hand control.
Replace the electrical box..
Charge or replace the battery.
Replace the hand control.
Push the contacts together (fig. B).
Charge or replace the battery.
Replace the power cord or electrical
box.
Loosen and check/adjust the tightness
of the motor's attachment points or
contact Etac.