8
Case Designation Description Details Action
8 D3 Relays (K4) cmd status Should always be turned on
when the accessory is on� (Refer
to the accessory configuration
documentation)
If turned on and the accessory
isn’t working:
Connection of accessory problem Check the connection of the accessory
F1 or F3* burnt Check F1 or F3*
If turned off and the accessory
is working:
Issue on relay K4 Change the in�ye-V3 board
9 D2 Relays (K6) cmd status Should always be turned on
when the accessory is on� (Refer
to the accessory configuration
documentation)
If turned on and the accessory
isn’t working:
Connection of accessory problem Check the connection of the accessory
F3 burnt Check F3
If turned off and the accessory
is working:
Issue on relay K6 Change the in�ye-V3 board
10 D13 Regulation relay
(K9) cmd status
Should always be ON when
the system is heating and OFF
otherwise�
If Led ON and no heating:
Issue heater connection Check heater connection
F1 burnt
(on CE models only)
Check F1
Issue on heater
If Led OFF and heating:
Change heater
Issue on relay K9 Change the in�ye-V3 board
11 FLO Flow detection status Should be ON when flow is
detected and OFF otherwise�
If not, possible causes:
If a FLO error message,
go to FLO section
The system is running a flow
checking sequence
Wait around 2 min
The flow rate is too low Make sure the installation respects
the flow rate requirements
Issue on heater Change heater
* Please refer to your configuration to know which fuse (F1 or F3) you need to validate.
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