How to mend ... Boiler Water Starts

boiler wont heat water?

my thorn housewarmer back boiler starts up but goes off after 5 mins hw and ch still cold wont start again for... [Read more]

Boiler switches off water heating when the central heating is due to come o?

When the heating is timed to come on the light flashes but no heat appears and at the same time the water ceas... [Read more]

vokera linea 24 combi boiler problem?

when my boiler switches on to heat water in both heating and or domestic mode the green light changes to flash... [Read more]

Loud rattle/wheezy noise from Baxi 35/80 IE boiler?

this started last evening accompanied by fluctuations in System pressure gauge on boiler. On advice from gas ... [Read more]

chaffoteaux calydra 80 keeps locking out?

hi.......i have a chaff boiler that keeps locking out on no flame detection,the boiler starts the ignition seq... [Read more]

Worcester 28cdi boiler makes a squeeling niose?

I have a Worcester 28cdi which squeels loudly when domestic hot water demanded. It starts off quietly then squ... [Read more]

Ravenscroft condencing boiler?

No hot water when hot tap turned on fan starts up boiler sometimes fires up then bang goes off no problem when... [Read more]

No hot water?

when I turn on the tap for hot water fan starts up sometimes boiler fires up then bang goes off no problem occ... [Read more]

BAXI Combi Boiler 133 HD, Hot water starts but goes cold very soon?

Got Baxi combi boiler 133HD installed about three years ago. The hot water goes to cold water when using show... [Read more]

Worcester 24i RSF Junior - Water Flow Switch Melted!!?

Hi, had a few probs recently wi boiler, new Gas Valve & new PCB within last 2 months seemed to have sorted it.... [Read more]

Boiler will only burn for three seconds then off for three seconds?

When fully warmed up my Vokers Linea 28 starts to malfunction, it burns for about three seconds then shuts off... [Read more]

worcester 24i - too high and too low pressure?

hi. i have a problem with my boiler. when i open that filling loop, it fills the boiler but the pressure go... [Read more]

Riello RDB2 oil burner wont ignite when hot?

I have a Riello RDB2 burner in my boiler. After fuel running out and subsequent re-fill the burner ceased func... [Read more]

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]

fault diagnosis?

my ferroli optima boiler has stopped working hot water is fine but sometimes heating will not fire upone night... [Read more]

POTTERTON PRIMA F ERRATIC FAILURE TO IGNITE?

When the hot water or heating is switched on the boiler attempts to start up, i.e. the fan starts and stays on... [Read more]

water overheatinh in central heating?

The water in header tank nearly explodes hot after you can hear strange noise probably from the pump. I change... [Read more]

Ferroli Mondena 102?

No hot water or Central heating.The boiler starts up, the burner lights and the fan runs, then after about 5 s... [Read more]

Valliant Turbo Max Non Condensing RS boiler?

I have hot water but no CH. The CH turns on and temp rises to 79 degrees and then starts to drop and the CH se... [Read more]

Faulty boiler or faulty pump?

When I turn on the hot water or heating on, the boiler switches on but after couple of minutes or so the boile... [Read more]