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Valliant Gas (Butane) Water Heater won't fire up (yes- pilot on) ?
no flames for hot water?
Vallient boiler showing f28 but pressure is fine?
Valliant Eco Tech 615 boiler ?
flashing f22 message?
Increase pressure in Valliant Ecomax Boiler?
Valliant boiler making noises?
Why does my central heating go on and off without any time settings?
my central heating comes on when the programmer is set to off?
Valliant Boiler F22 Error?
Vallliant F75 error message?
Valliant VCW GB 242EH Boiler trips out?