Common Error Codes - Nilfisk-ALTO SCRUBTEC R 571 Operator's Manual And Parts List

ERROR
CODE
1500
1501
1507
1600
3100
3101
3102
3103
3104
3105
7600
7602
7603
7700
7800
7802
9000
2F01
Page -28-
Scrubtec R

Common Error Codes

CAUSE
Check brake and wiring for
short circuit.
High battery voltage.
Probable short circuit of
output device.
Open circuit on brush motors
or brush motor wiring.
Brush motor overload.
Possible short circuit on
brush motors or wiring.
Open circuit on vacuum motor
Open circuit on traction motor.
Traction motor current has
exceeded current limit for the
fold back time.
Brushes not fitted.
Drive system activated prior
to turning key switch "ON".
Nilfisk ALTO
ACTION
Make sure manual override is not
engaged.
Poor or corroded connection to the
battery.
Check the traction, brush and vac motor
connections on the trio and check wiring
from these connectors down to the
traction, brush and vac motors.
Check the brush motor connection on
the trio and check the wiring from this
connector down to the brush motor.
Scrub in lower pressure setting.
Check the brush motor connection on
the trio and check the wiring from this
connector down to the brush motor.
Check connector to trio and vacuum
motor
Check the traction motor connection on
trio and wiring down to motor.
Excessive driving up an incline, or
machine driven up against an obstacle
or step.
Place brushes or pads onto machine.
Release traverse switch and reactivate.
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