Page - 76/79 AF6ZP0AL - COMBIAC0 & ACE0 - User Manual
The device or its driving circuit is damaged, replace the controller.
32) “CONT. DRV. EV2”
Cause:
The EV2 valve driver is not able to drive the load (cannot close).
Troubleshooting:
The device or its driving circuit is damaged, replace the controller.
33) “CONT. DRV. EV3”
Cause:
The EV3 valve driver is not able to drive the load (cannot close).
Troubleshooting:
The device or its driving circuit is damaged, replace the controller.
34) “CONT. DRV. EV4”
Cause:
The EV4 valve driver is not able to drive the load (cannot close).
Troubleshooting:
The device or its driving circuit is damaged, replace the controller.
35) “CONT. DRV. EV5”
Cause:
The EV5 valve driver is not able to drive the load (cannot close).
Troubleshooting:
The device or its driving circuit is damaged, replace the controller.
36) “TH. PROTECTION”
Cause:
The controller detected a high temperature, and the performance of the
motor is limited.
Troubleshooting:
It is suggested to check the cause of the high temperature. Usually the
controller is not correctly installed or the fan doesn’t work.
37) “PUMP VACC NOT OK”
Cause:
The minimum of the lift potentiometer is not correctly set.
Troubleshooting:
It is suggested to repeat a “PROGRAM VACC” procedure.
38) “SENS. MOT. TEMP.”
Cause:
A) The motor temperature sensor is not correctly connected to A22.
B) The motor temperature sensor is damaged.
Troubleshooting:
- Check the correct connection of the motor temperature sensor.
- If the current sensor is correctly connected, replace it.
- If the problem persist, it is due to the controller.
39) “BACKING INPUT”
Cause:
A) An inching request is performed and the tiller input is active.
B) An inching request is performed and FW or REV input is active.
Troubleshooting:
Check the movement sequences that involve FW, REV, Tiller, BACKING
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