Lock Out - REMEHA Gas 210 ECO PRO Series Installation, User And Service Manual

Blocking code Description
Communication error with the SU PCB:
No flame during operation:
Gas leakage control fault:
Internal error in SU PCB:
(1) These blockings are not stored in the error memory
Tab.34 Error codes
Error code Description
Parameter storage unit PSU not found:
Bad connection: check the wiring
Safety parameters not OK:
Bad connection: check the wiring
Faulty PSU: replace PSU
114494 - v.05 - 06022018
Poor connection: Check whether the PCU PCB has been correctly fitted in the connector on the SU
PCB
No ionisation current:
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
Bad connection: check the wiring
Gas valve unit faulty: replace the gas valve unit
VPS gas leakage control defective: replace VPS gas leakage control
Replace SU PCB
11.1.2

Lock out

If the blocking conditions still exist after various start attempts, the boiler
goes into lockout (also called error). The boiler will also lock out if an error
is signalled anywhere in the boiler. An error code will appear on the dis­
play. The error code is displayed as follows:
In a red flashing display:
the symbol
the symbol
the error code, for example
The meaning of the error codes can be found in the error table. Note the
error code.
Important
The error code is needed to find the cause of the error quickly and
correctly and for any support from Remeha.
Press the key for two seconds. If the error code continues to display,
search for the cause in the error table and apply the solution.
Important
If the display does not show
switched off and then switched on again 10 seconds later before
the error can be reset.
11 Troubleshooting
but rather , the boiler must be
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