Electrolux T5350 Service Manual page 109

Service Manual
109
2. Restart the machine.
22:13 POWER UNIT NOT READY
The Motor Control Unit indicates message nO_PU.
Power circuit not ready or identified by controller.
Internal message 13.
Recommended actions:
1. Wait 2 minutes and try to start again.
2. Switch off the main power to machine for 5 minutes.
3. Restart the machine.
22:14 POWER UNIT INVALID
The Motor Control Unit indicates error E.PUIN.
Power unit invalid. Software version in power module and control board does not match.
Internal message 14.
22:15 LOAD SHUNT FAULT
The Motor Control Unit indicates error E.LSF.
Load-shunt relay is not ready. Appears for a short time during switch-on.
Internal message 15.
If message remains, check following:
1. Wrong input voltage or too low.
2. Braking resistor defective or wrongly connected.
3. Hardware fault in controller.
4. Switch off the main power to machine for 5 minutes.
5. Restart the machine.
22:16 OVERLOAD
The Motor Control Unit indicates error E.OL.
Overload counter has reached 100%.
The error can only be reset after overload counter has reached 0% again. This is indicated by the message E.nOL.
See also error 22:17.
Internal message 16.
Leave machine powered up without running any program for 30 minutes.
1. Check machine is not loaded more than intended.
2. Check motor and drum for mechanical fault. (jamming).
3. Check motor for electrical fault.
4. Switch off the main power to machine for 5 minutes.
5. Restart the machine.
22:17 NO OVERLOAD
The Motor Control Unit indicates error E.nOL.
Overload counter is reset to 0%. See also error 22:16.
Internal message 17.
1. Switch off the main power to machine for 5 minutes.
2. Restart the machine.
22:18 BUS
The Motor Control Unit indicates error E.buS.
Timeout of monitoring time of communication between operator unit and inverter (Watchdog).
Internal message 18.