Error Memory - REMEHA HMI Gas 610 ECO PRO Installation, User And Service Manual

6. Troubleshooting
Error Description
code
5x Flame loss
e[36
Communication error
e[37
with the SU PCB
Communication error
e[38
with the SCU PCB
Shutdown input in
e[39
locked-out mode
6.2

Error memory

27
Probable causes
No or insufficient ionization
4
current
Bad connection
4
Bad connection
4
Defective SCU PCB
4
Bad connection
4
External cause
4
Parameter incorrectly set
4
The boiler control is equipped with an error memory. The last 16 errors
encountered are recorded in this memory.
In addition to the error codes, the following data are also saved:
4 Number of times that the error occured: (MK[xx).
4 Boiler operating mode selected (5t[xx).
4 The flow temperature (t1[xx) and the return temperature
(t2[xx) when the error occured.
To view the error memory, you first have to enter access code
0012.
Checking / solution
Purge the gas supply to remove air
4
Check that the gas valve is fully opened
4
Check the supply pressure
4
Check the operation and setting of the gas valve unit
4
Check that the air inlet and flue gas discharge flues
4
are not blocked
Check that there is no recirculation of flue gases
4
Check whether the SU PCB has been correctly fitted
4
in the connector on PCU PCB
Check the wiring
4
Replace SCU PCB
4
Check the wiring
4
Suppress the external cause
4
Check the parameters
4
HMI Gas 310/610 ECO PRO
051112 - 125482-03