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IMPORTANT!
In no case whatsoever must this device be decommissioned.
We strongly advise against eff ecting any intervention on this device.
This may lead to serious risks for the safety of people or objects.
5. OPERATING ANOMALIES
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Draught anomaly detector (see Chapter 4.4).
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1. Defective piezo igniter or faulty electrode
2. The pilot fl ame does not heat the thermocouple or the latter is faulty
3. The thermocouple is not properly secured to the safety unit
4. Interruption of sharp decrease of the gas
5. Pilot fl ame injector is obstructed
6. Button 18 was not suffi ciently pressed
X
7. Shutdown due to faulty safety thermostat
X
X
8. The adjustment thermostat setting is too low
9. Faulty contact with the fume protection device
10. Defective operation of the fume protection device, exhaust gases invading the
X
X
fume hood
11. Dirty burner
X
12. Insuffi cient gas fl ow rate
X
13. Excessively short interval between two large H
14. The water pressure has dropped
X
15. The appliance is encrusted with scale
X
16. Arrival of water is partially hampered
X
17. Power shortage
X
18. Shutdown caused by fume protection device
O withdrawals
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