52
FaULT FINDING
F
a
UL
T FINDING F
a
UL
T FINDING F
a
UL
T FINDING F
a
UL
T FINDING F
a
UL
T FINDING
Ideal Logic Combi -
Installation and Servicing
76 FaULT FINDING ChaRT MaIN MENU
aLTERNaTING ‘L’ and ‘1’
GO TO FRaME 77 -
FLOW TEMPERaTURE OVERhEaT LOCKOUT
aLTERNaTING ‘L’ and ‘2’
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 ‘0’
GO TO FRaME 78 -
IGNITION LOCKOUT
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 -
CONTaCT ELECTRICITy PROVIDER
PCB FaULT -
**REPLaCE PCB
REsET BOILER
NO Ch BUT hW OK
NO hW BUT Ch OK
NO DIsPLay
GO TO FRaME 87
GO TO FRaME 88
GO TO FRaME 89
**If PCB replaced as a spare ensure that the BCC (boiler chip card - small plastic part) is fitted to the PCB otherwise replace PCB.
aLTERNaTING ‘L’ and ‘5’
5 REsETs WIThIN 15 MINs -
TURN POWER OFF aND ON
REsET PROCEDURE
- To reset boiler, turn mode knob to reset position and immediately turn knob back to required setting.
aLTERNaTING ‘c’ and ‘2’
GO TO FRaME 86 -
BCC FaULT (BOILER ChIP CaRD)
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.
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Summary of Contents for LOGIC+ Combi 24
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