1.SC Codes
284
Corresponding motors/sensors:
ï‚· Entrance Junction Gate Motor (M1)
ï‚· Entrance JG HP Sensor
Solution
1. Turn the power off and on to check the SC occurs again.
2. Connector not connected properly
Check all the connectors between the motor/sensor and the controller board are completely
connected. (not disconnected or half-inserted)
If the connector is disconnected, reconnect the connector.
3. Harness damaged
Check if the harness between the motor/sensor and board is damaged or exposed.
If so, replace the harness.
4. Check the HP sensor.
Perform Input Check to check if the sensor turns off and on. If not, replace the sensor.
5. Check the motor.
Check if the corresponding motor is overloaded by rotating it by hand.
If the motor is overloaded, replace the motor.
6. Check the control board of the multi-folding unit.
Check if there are any traces of short circuit on the controller board. If so, replace it.
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