DE DIETRICH C 230 Eco - Manual (Page 14)

14
C 230 ECO 20/02/09 - 300015144-001-C
Messages are not memorised.
BL.BAD PSU 18 The PSU is not compatible with the PCU
- Switch the boiler off and switch back on
- PSU: Change them
- Set the boiler type parameter
BL. COM SU 21
Communication breakdown between PCU
and SU
Check the installation of the SU on the PCU
BL.FLAME LOS 22 Flame lost
- Wait 10 seconds
- If, after 5 attempts, the error persists, BL.FLAME LOS
changes to I-CURRENT FAIL
Check:
- Opening the gas valve on the boiler
- Gas pressure
- Setting the gas valve unit
- Check the connection of the combusted gas evacuation
and the air inlet
- Checking the heat exchanger
BL.CCE TEST 24
The cyclical leak proofing kit (CCE) has
detected a problem
- Wait 10 seconds
- If, after 5 attempts, the error persists, BL.CCE TEST
changes to CCE TEST FAIL
Check:
- Opening the gas valve on the boiler
- Gas pressure
- Correct installation of the pressure switch handling the
CCE function (Replace if necessary)
- Gas valve (Replace if necessary)
- Wiring
BL.SU ERROR 25 SU: Internal error
- Wait 10 seconds
- SU: Change them
BL.UNKNOWN 254 Blockage unknown
- Switch the boiler off and switch back on
- SU: Change them
Message
Code
no.
Probable causes Action