Problem
Circuit breaker trips.
Front of machine does not
move down to the floor
when turned on.
Flashing number 1 appears
in battery meter.
Fault code F12 appears in
battery meter.
Fault code F23 appears in
battery meter.
Fault code F26 appears in
battery meter.
Fault code F29 appears in
battery meter.
Fault code F32 appears in
battery meter.
Fault code F42 appears in
battery meter.
Fault code F4D/F46/F61
appears in battery meter.
Fault code F58 appears in
battery meter.
Fault code F62 appears in
battery meter.
Fault code F63 appears in
battery meter.
TROUBLE SHOOTING CHART CONTINUED
Cause
Spray Buffing.
Pad pressure too heavy.
Pad pressure out of adjustment.
Pad Pressure setting incorrect. Added pressure
needed.
Spring guides sticking in slides.
Brush motor circuit closed when machine is turned on.
Internal programmable parameter data is corrupt.
Internal temperature of controller has exceeded the
set parameters.
Precharge failure when controller is turned on or the
control system has been wired incorrectly causing an
internal controller failure.
Wired incorrectly. Internal control system failure.
Wired incorrectly. Internal control system failure.
The brush motor is exceeding the current limit set in
the controller.
Caused by wiring short circuit in brush wiring or
shorted brush motor.
The deceleration of the pad motor exceeded set
parameters.
Wired incorrectly. Internal control system failure.
Caused by wiring short circuit in contactor wiring or
contactor coil.
Solution
DO NOT spray buff.
Check gas springs for failure and replace as
necessary.
Readjust pad pressure as required by your burnishing
conditions.
See pad pressure Adjustment for making adjustments
needed.
Readjust pad pressure as required by your burnishing
conditions.
See pad pressure Adjustment for making adjustments
needed.
Check spring guides for proper operation. Replace if
bent. Lubricate if necessary.
Turn off pad lever switch. Check tilt switch for proper
operation.
Turn machine off and then on. If problem continues
call for service.
Turn machine off and let control system cool off. If
problem continues call for service.
Turn machine off and then on. If problem continues
call for service.
Check wiring. Turn machine off and then on. If
problem continues call for service.
Check wiring. Turn machine off and then on. If
problem continues call for service.
Check the pad pressure for proper adjustment. See
Pad Pressure Adjustment section in manual.
Check pad driver and Flexiwall shield for proper
installation and problems. Turn machine off and then
on. Check the gas springs for wear. If problem
continues call for service.
Check wiring and pad motor for short circuit. Correct
problem if found. If problem continues call for service.
Turn machine off and then on. If problem continues
call authorized NSS Service Station for service.
Check wiring. Turn machine off and then on. If
problem continues call for service.
Check wiring and contactor for short circuit. Correct
problem if found. If problem continues call for service.