Ideal Isar HE30 Boiler H3 fault DIYnot Forums

Ideal Boiler Error / Fault Codes [Updated 2021] | Boiler …

Fault Description System Behaviour Overheat lockout Bleed radiators, refill system to 1.0 bar, check that radiator and boiler valves are open and reset boiler. If fault continues book an engineer. Ignition lockout Check gas appliances work and restart boiler. Too many

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