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7. Possible failures
Before contacting the service check the possible failures in the table below.
Failure
Cause
Solution
The ignition
flame does not
start
•
blocked gas pipe to the
ignition burner
•
blocked ignition burner
•
blocked ignition head
•
blocked ignition nozzle
•
check and remove
•
check and remove
•
clean with small steel brush
•
check and replace
Yellow ignition
flame
•
air adjustment required
•
contaminated burner
•
check and remove
•
check and clean with brush
The burner does
not operate
•
damaged gas shut-off valve
•
check and replace
The ignition
flame is not
maintained
•
contaminated thermocouple
•
the thermocouple does not
indicate voltage (mV)
•
the thermocouple is loose
•
the thermocouple magnet is
damaged
•
check and clean with small
steel brush
•
check and remove
•
check and remove
•
check and replace
The cases listed above are for the reference and example only. In order to remove
such problems stop the operation of the device until the problem is solved. Contact
the service or vendor. Prepare the article number and the serial number, shown on
the rating plate on the back wall of the device.