Alarm 12 – Flue-gas temperature too low during operation
The system will be switched off.
The measured flue-gas temperature is too low
The minimum difference between the flue-gas temperature and the boiler temperature was un-
dershot and the oxygen content measured in the flue gas is >17%.
(If the lamba the control system is switched off, only the temperature difference is evaluated.)
4
Notify customer service.
Alarm 13 – Temperature increase in the fuel supply, fire
alarm!
DANGER
Fire in the fuel storage room!
4
Keep all openings on the boiler and to the storage area closed to cut off the
air supply.
9
Call the fire department!
The switch of the fuel temperature monitoring ("TMC“) in the fuel storage area (for KWB Multi-
fire: in the storage container) reacts at 70 °C or is defective!
The system will be switched off.
Fire alarm in the storage container or storage area
4
If the conveyor trough is hot, or there is a smell of burning or there are visible burn
marks , then notifiy the fire department immediately! (as above in the safety instructions)
If the conveyor trough is cool, then call customer service.
Defective sensor or sensor cabling
4
If the fault occurs regularly, please notify customer service.
Alarm 14 – The electronics have a temperature of 70 °C!
The temperature in the interior of the electronics (boiler board) has exceeded 70 °C.
The system will be switched off.
4
Notify customer service.
Alarm 15 – The flue-gas sensor is missing or is defective!
The system will be switched off.
Defective sensor or sensor cable
4
If the fault occurs regularly, please notify customer service.
Alarm 16 – The flue-gas sensor cable is missing or is
defective!
The system will be switched off.
8.2.12
8.2.13
8.2.14
8.2.15
8.2.16
Troubleshooting
8
The alarm list
B KWB Easyfire EN, 05.2011
55
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