-46-
S
S
C
C
Motor for SCC / CM
Jumper 40.01.581 is used on fl oor model 201 and 202 for top position motor only!
Jumper is not used on models 61 - 102 with one motor only! (Service 34 will be shown!)
LED
Jumper
Reason
1x Motor doesn’t start, no changing
signal from hallsensor
2x Voltage too low on motor pcb
3x Voltage too high on motor pcb
4x rpm measurement defective
5x Motor pcb temperature >105°C
6x Supply voltage <80V
7x Motor pcb defective
8x Motor pcb defective
LED code fan motor SCC and CM from 04/2004
Remedy
Check for motor blockage or change mo-
tor.
Check supply voltage or
change motor.
Check supply voltage or
change motor.
Change motor.
Check cooling system (cooling fan, air
intake fi lter), otherwise change motor
Check power supply
(F1-F2)
Change motor.
Change motor.