Engcon DC2 QSC - 8.2.2. QLM Module Alarms

8 Troubleshooting
Position
Behaviour
Indicates
Remarks
1
1 flash
*_*_*_
Power supply OK
Applies to DC2 without QSC
2 flashes
**_**_**_
Power supply OK
Applies to QSC
Constant light
Power supply OK
Applies to SS0-SS9 without
QSC
2
1 flash
*_*_*_
CAN time out
Applies to QSC
2 flashes
**_**_**_
Short circuit, power to sensor
in EC
Applies to SS0-SS9 without
QSC and QSC during start
3 flashes
***_***_***_
Short circuit, power to sensor
in RF
Applies to SS0-SS9 without
QSC and QSC during start
3 flashes
***_***_***_
Short circuit, power to sensor
in EC
Applies to DC2
Inactive
No fault
3
Constant light
Connected tool
Sensor, hook for quick hitch on
machine
4
Constant light
Connected tool
Sensor, ejector for quick hitch
on machine
5
1 flash
*_*_*_
Tiltrotator removed
Applies to DC2
Constant light
Connected tool
Sensor, hook for quick hitch
underneath tiltrotator
6
1 flash
*_*_*_
Tiltrotator removed
Applies to DC2
Constant light
Connected tool
Sensor, ejector for quick hitch
underneath tiltrotator
7
Flashing white and
intermittent siren (normal
behaviour during the
connection sequence)
Unsafe tool connection
Check attachment
8.2.2. Alarm
The system has an audible alarm that warns when there is a fault in the system. The
sensors work in pairs so that sensors 1 or 2 monitor the RF hitch and sensors 3 and 4
monitor the EC hitch.
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