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Nilfi sk ALTO Operator's Manual - SCRUBTEC 770 / 784 / 795 FORM NO. 70935A - 29 -
SCRUBTEC 770L / 784L / 795L WB
Common Error Codes
ERROR CODE CAUSE ACTION
3100
3101
3102
3103
3104
3105
Probable short circuit of output device. 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.
7600 Open circuit on brush motors
or brush motor wiring.
Check the brush motor connection on the
trio and check the wiring from this
connector down to the brush motor.
7603 Possible short circuit on
brush motors or wiring.
7800 Open circuit on traction motor. Check the traction motor connection on
trio and wiring down to motor.
7802 Traction motor current has exceeded
current limit for the fold back time.
Excessive driving up an incline, or machine
driven up against an obstacle or step.
9000 Brushes not fi tted. Brushes
2F01 Drive system activated prior to turning key
switch “ON”.
Release traverse switch and reactivate.
NOTICE: IF ERROR CODE/FAULT OCCURS TURN KEY SWITCH OFF AND THEN BACK ON.
For further codes and explanations, contact a Nilfi sk Alto Service Center.