Error Memory - REMEHA Quinta Ace 30 Installation And User Manual

Code Display text
E04.10 Unsuccessful start
E04.12 False flame
E04.13 Fan
E04.17 GasValve Driver Err.
E04.23 Internal Error
10.2

Error memory

7684359 - v.06 - 10012019
Description
5 Unsuccessful burners starts
detected
False flame detected before burner
start
Fan speed has exceeded normal
operating range
The driver for the gas valve is
broken
Gas Valve Control internal locking
The control panel includes an error memory in which the last 32 errors are
stored. Details of the error are stored with the error codes. Included are
the status, sub-status, flow temperature, return temperature, fan rotation
speed and the ionisation current.
For more information, see
Additional documentation, page 10
Solution
Five failed burner starts:
No ignition spark:
Check the wiring between the CU-GH and
the ignition transformer
Check the ionisation/ignition electrode
Check breakdown to earth
Check the condition of the burner cover
Check the earthing
Replace the CU-GH
Ignition spark but no flame:
Vent the gas pipes to remove air
Check that the air supply inlet and flue gas
outlet are not blocked
Check that the gas valve is fully opened
Check the gas supply pressure
Check the operation and setting of the gas
valve unit
Check the wiring on the gas valve unit
Replace the CU-GH
Flame present, but ionisation has failed or is in­
adequate:
Check that the gas valve is fully opened
Check the gas supply pressure
Check the ionisation/ignition electrode
Check the earthing
Check the wiring on the ionisation/ignition
electrode.
False flame signal:
The burner remains very hot: Set the O
Ionisation current measured but no flame
should be present: check the ionisation/ignition
electrode
Faulty gas valve: replace the gas valve
Faulty ignition transformer: replace the ignition
transformer
Fan fault:
Bad connection: check the wiring and connec­
tors.
Fan operates when it should not be operating:
check for excessive chimney draught
Faulty fan: replace the fan
Gas valve unit fault:
Bad connection: check the wiring and connec­
tors
Faulty gas valve unit: Replace the gas valve
unit
Restart the boiler
Replace the CU-GH
10 Troubleshooting
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