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Fault Help
Boiler fault codes are identied on the display in plain English, they are also supported with a
suggested corrective action to aid diagnostics
Fault Potential Corrective Actions
PCB Replaced Incorrectly Contact installer
Low Mains Voltage Contact electricity provider
Low Water Pressure Fill system to 1 Bar
Bleed radiators
Rell system to 1 Bar
Flow/Return Reversed Contact installer
PCB Replaced Reset boiler by pressing r
Pump Rotor Blocked Contact installer
No Water Flow Fault Fill system to 1 Bar
Bleed radiators, rell system
Check radiator valves are open
Check boiler isolation valves are open
Fan Fault Contact Installer