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Page -28- Form No. 71274A Nilfi sk ALTO Operator’s Manual - SCRUBTEC R Manual Steering
Scrubtec R
Common Error Codes
ERROR CAUSE ACTION
CODE
1500
1501
1507
1600
3100
3101
3102
3103
3104
3105
7600
7602
7603
7700
7800
7802
9000
2F01
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 fi tted.
Drive system activated prior
to turning key switch “ON”.
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 trac-
tion, 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.