BoilerFaultCodes BCC Fault
BCC Fault
Ideal Logic System 24 Fault codes & diagnostics
12 fault codes with plain-English explanations, severity ratings, DIY guidance, and repair cost estimates.
System Natural Gas 2010-2016 Discontinued
GC Number 41-750-26
Download the Ideal Logic System 24 manual
PDF
The fault code is already on your display
Note it down before pressing reset — resetting clears the code immediately. How to read fault codes →
Severity at a glance
Each cell = one fault code. Hover to identify. 12 Unrated
Fault codes
All 12 documented codes
Tap any card for details
C0
RESET BOILER
C2
BCC FAULT (BOILER CHIP CARD)
Control / No Flow Thermistor
Reset the appliance - if the boiler fails to operate then please contact Ideal (if under warranty) or alternatively a Gas Safe Registered Engineer if outside of the warranty period. In IE contact a Registered Gas Installer (RGII).
Fan Fault
Reset the appliance - if the boiler fails to operate then please contact Ideal (if under warranty) or alternatively a Gas Safe Registered Engineer if outside of the warranty period. In IE contact a Registered Gas Installer (RGII).
Flame Loss
1. Check other gas appliances in the house are working to confirm a supply is present in the property. 2. If other appliances do not work or there are no other appliances, check the gas supply is on at the meter and/or pre payment meter has credit. If the boiler fails to operate then please contact Ideal (if under warranty) or alternatively a Gas Safe Registered Engineer if outside of the warranty period. In IE contact a Registered Gas Installer (RGII).
Flow Temperature Overheat
Flow Temperature Overheat
L 2
Ignition lockout
L1
FLOW TEMPERATURE OVERHEAT LOCKOUT or NO WATER FLOW LOCKOUT
L2
IGNITION LOCKOUT
Low Water Pressure
Check system pressure is between 1 & 1.5bar on the pressure gauge. If the boiler fails to operate then please contact Ideal (if under warranty) or alternatively a Gas Safe Registered Engineer if outside of the warranty period. In IE contact a Registered Gas Installer (RGII).
Return Thermistor
Reset the appliance - if the boiler fails to operate then please contact Ideal (if under warranty) or alternatively a Gas Safe Registered Engineer if outside of the warranty period. In IE contact a Registered Gas Installer (RGII).