Blockage And Fault Memory - REMEHA Gas 210 ECO PRO Series Installation, User And Service Manual

Error code Description
5x flame loss:
No ionisation current:
Error in communication with SU PCB:
Bad connection: check whether the SU PCB has been correctly fitted in the connector on the PCU
PCB
Communication error with the PCB:
Bad connection: check the wiring
Faulty PCB: replace PCB
Blocking input in locked-out mode:
Bad connection: check the wiring
External cause: remove external cause
Wrong parameter set: check the parameters
If present: Heat recovery unit test fault:
Bad connection: check the wiring
External cause: remove external cause
Wrong parameter set: check the parameters
11.2

Blockage and fault memory

114494 - v.05 - 06022018
Vent the gas supply to remove air
Check that the gas valve is fully opened
Check the gas supply pressure
Check the operation and setting of the gas valve unit
Check that the air supply inlet and flue gas outlet are not blocked
Check that there is no recirculation of flue gases
The boiler control unit has an error memory. This stores the 16 most re­
cent blockages and the 16 most recent faults.
11 Troubleshooting
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