Fault Finding - IDEAL LOGIC Combi 24 Installation And Servicing

76 FaULT FINDING ChaRT MaIN MENU
aLTERNaTING 'L' and '1'
aLTERNaTING 'L' and '2'
aLTERNaTING 'L' and '5'
aLTERNaTING 'L' and '6'
aLTERNaTING 'F' and '1'
aLTERNaTING 'F' and '2'
aLTERNaTING 'F' and '3'
aLTERNaTING 'F' and '4'
aLTERNaTING 'F' and '5'
aLTERNaTING 'F' and '6'
aLTERNaTING 'F' and '7'
aLTERNaTING 'F' and '9'
aLTERNaTING 'c' and '2'
aLTERNaTING 'c' and '0'
NO Ch BUT hW OK
NO hW BUT Ch OK
NO DIsPLay
Note that production boiler PCBs are factory pre-set to operate for boiler range and output, but when ordering Primary PCB as a
spare, an additional Boiler Chip Card (BCC) MUST also be purchased for your specific boiler range and output.
**If PCB replaced as a spare ensure that the BCC (boiler chip card - small plastic part) is fitted to the PCB otherwise replace PCB.
REsET PROCEDURE - To reset boiler, turn mode knob to reset position and immediately turn knob back to required setting.
52

FaULT FINDING

FLOW TEMPERaTURE OVERhEaT LOCKOUT
CONTaCT ELECTRICITy PROVIDER
Ideal Logic Combi -
GO TO FRaME 77 -
GO TO FRaME 78 -
IGNITION LOCKOUT
5 REsETs WIThIN 15 MINs -
TURN POWER OFF aND ON
GO TO FRaME 79 -
FaLsE FLaME LOCKOUT
GO TO FRaME 80 -
LOW WaTER PREssURE
GO TO FRaME 81 -
FLaME LOss
GO TO FRaME 82 -
FaN FaULT
GO TO FRaME 83 -
ThERMIsTOR FaULT
GO TO FRaME 84 -
RETURN ThERMIsTOR FaULT
GO TO FRaME 85 -
OUTsIDE sENsOR FaULT
LOW MaINs VOLTaGE -
PCB FaULT -
**REPLaCE PCB
GO TO FRaME 86 -
BCC FaULT (BOILER ChIP CaRD)
REsET BOILER
GO TO FRaME 87
GO TO FRaME 88
GO TO FRaME 89
Installation and Servicing