How to mend ... Heating Starts Hot

myson velaire standard domestic oil boiler keeps cutting out?

AFTER INITIAL START UP THE BOILER KEEPS CUTTING OUT. THE WATER RUNS COLD BEFORE BURNER STARTS AGAIN, RADIATORS... [Read more]

Potterton Puma 80 firing on and off?

My Potterton Puma 80 comi boiler starts firing on and off after it has been running for a few minutes - both h... [Read more]

protherm 100e combi boiler?

the central heating is ok, but turn on hot tap and after about 20 seconds boiler stops, and then starts again,... [Read more]

baxi 105e flame problems?

i can get domestic hot water from the tapes, but when i turn the central heating on, the boiler goes through a... [Read more]

Problem with Potterton 80e?

Potterton 80e DHW problem. When I turn on hot tap boiler does not start. If I turn tap off & back on about 1... [Read more]

Euro combi - Red light keeps coming on and cutting off boiler?

I have a Euro combi boiler and the red light keeps coming on and cutting off when in central heating mode and ... [Read more]

L E flashing on my baxi 130 he boiler?

Please help me I was told to replace the black safety thermostat which I have done and also the fan protector ... [Read more]

Boiler not firing up?

Boiler is a Potterton Netaheat 10-16 Fan starts,then I get an ignition clunk, but gas does not ignite, hence ... [Read more]

hi i have a ravenheat boiler rsf 84et not firing up?

when i turn on the hot water or the central heating,the fan starts up and the pilot egnition fires and lights ... [Read more]

How can I fix my Potterton Prima 'F' boiler?

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]

Ferroli Modena 102 Boiler - oscillating water pressure?

I have a Ferroli Modena 102 Boiler. When I run the hot water at full bore, after a second or so, the pressure... [Read more]

do i need another diverter valve for my alpha 280e combi boiler?

My alpha 280e combi boiler has a problem with the hot water temperature, it fires up ok starts to heat the wat... [Read more]

Modena 102: Boiler starts then cuts out?

Bar pressure light and radiator light both on. Ignites flame,then cuts off. No heating or hot water-any help... [Read more]

how can i fix my glow worm fuelsaver 60f?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]

How do I change a Diaphragm on a 20/80 flowmatic VOKERA combi boiler?

Central heating working ok.Hot water starts to heat up but then runs tepid.So how do I change the Diaphragm.

how can I fix my glow-worm fuelsaver?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]

Glow Worm Energysaver condensing boiler?

When the boiler is only heating the hot water it works perfectly. When I put on the central heating the boile... [Read more]

vaillant gb221h combi?

Domestic hot water fine. When heating calls for heat, the divertor valve plunger pulls in to the valve very sl... [Read more]

Potterton Puma 80 c/h intermittently working until warmed up?

My boiler, Potterton Puma 80 (may be an 80e as no pilot light?) has been working fine for 5 years and now it t... [Read more]

vaillant VCW GB 242 EH?

My dad's VCW GB 242 EH was leaking at diaphram unit so we replaced it and also the divertor. However, the igni... [Read more]