Service manual

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Motor and motor control
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X301 X302
6657
Inputs and outputs
X301: Serial communication
Handles communication between the motor
control and the programme unit. Using a spe-
cial interface, it is possible to connect a PC for
testing the motor control.
Card No. Function
X 301:1 Tacho signal
X 301:2 Gnd
X 301:3 Txd
X 301:4 Rxd
X302: Lock sequence input
Detects when the door is locked or unlocked.
The motor cannot start until the door has been
locked. If the indication disappears when the
motor is operating, the motor stops and an error
message is shown on the programme unit dis-
play.
Input voltage
min: 120 V-20 % 50/60 Hz
max: 240 V+15 % 50/60 Hz
Current: max: 0,01 A
X308: Imbalance switch
Input from the imbalance switch (only fitted on
some machines). The imbalance switch is nor-
mal open.
Input voltage
min: 120 V-20 % 50/60 Hz
max: 240 V+15 % 50/60 Hz
Current: max: 0,01 A
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