MF Freezer
Operating manual
WCB Ice Cream
12-29
Alarms
When an Alarm condition happens a corresponding alarm message is immediately displayed on the
operator panel display. If more alarms have appeared at the same time it is possible to see them by
pressing K8 (Arrow Down). If there is more than one alarm pending it is indicated on top of the alarm
display. It is possible to clear the message from the display by pressing K5 (Escape) but this will not
remove the alarm condition. Only by finding the error that caused for the alarm
And repairing it will remove the alarm.
The alarm messages are the following:
Error 1: Breaker Dasher Tripped.
Cause:
The circuit breaker protecting the dasher motor has switched off by an overload, short circuit or by
hand.
Remedy:
Remove overload /short circuit condition and turn on the circuit breaker again.
Error 2: Breaker Compressor Tripped.
Cause:
The circuit breaker protecting the compressor motor has switched off by an overload, short circuit or
by hand.
Remedy:
Remove overload /short circuit condition and turn on the circuit breaker again.
Error 3: Breaker Pump Drive Tripped.
Cause:
The circuit breaker protecting the pump drive VFD has switched off by an overload, short circuit or by
hand.
Remedy:
Remove overload /short circuit condition and turn on the circuit breaker again.
Error 5: Pump Inverter Faulted.
Cause:
The VFD controlling the pump speed has one or more faults..
Remedy:
Connect The Danfoss LCP2 panel supplied with the machine to the VFD and read out the cause of the
error.
Switch off power for at least one minute to the VFD and turn it on again. Check if fault is cleared.
If not refer to the Danfoss VFD manual for further instructions.
