• The ash container is full
•
Rotary grate has failed or is set incorrectly
• Fuel is unsuitable
Consequences
• Ash has covered the pipe for the photocell
• Ash too high
4
If the fault occurs regularly, please notify customer service.
WARNING
Deflagration risk when restarting
4
Before restarting, check the combustion chamber: Remove all pellets from
the burner plate!
Alarm 08 – The fuel storage bunker is empty! Please refill!
The system will be switched off.
Rectify the error, before you acknowledge the alarm.
No fuel
The conveyor system has unsuccessfully tried several times to remove fuel from the the stor-
age area.
The maximum time for filling the storage tank was exceeded - the system goes into standby.
The control simultaneously sets the remaining operating minutes of the suction tank to 0 so
that a suction procedure is triggered before the system goes back into operation.
4
Check the fuel supply!
Fault in the fuel supply
4
Check whether the conveyor system is working: Do you hear a trickling sound in the suc-
tion hose?
4
Rectify blockages by knocking on the suction hose.
4
Check the seal tightness of the conveying air and return air lines.
Alarm 09 – Flue-gas sensor values not plausible!
The system will be switched off.
Temperature values that rise or fall to rapidly indicate a sensor defect.
4
Notify customer service.
Alarm 10 – The return flow boost does not function!
The return flow temperature
does NOT reach the set target value.
The system will be switched off.
If the return flow temperature increases above the minimum value again after an alarm, the
alarm is automatically rectified!
Return flow boost (mixer motor, valve drive) poorly adjusted or defective
4
Notify customer service.
8.2.9
Worm conveyor
system:
Suction system:
8.2.10
8.2.11
8
Troubleshooting
The alarm list
54
B KWB Easyfire EN, 05.2011
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