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We have 348 questions about mending 'system combi hot'

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Mend Heating, Home Heating Systems

potterton performa 28i combi?

we drained the sytem to do pipe alterations in bathroom, when finnished we turned all valves back on filling t... [Read more]
Mend Heating, Home Heating Systems

How can i fix my puma combi boiler?

The pilot light does not come on I have no central heating or hot water. We have checked the water system and... [Read more]
Mend Heating, Home Heating Systems

Vokera Maxin 28e boiler problems?

I have a Vokera Maxin 28e combi boiler. For months now, there has been a long delay getting hot water from ru... [Read more]
Mend Heating, Home Heating Systems

central heating not working?

I have a biasi 24s combi boiler. Dhw working but heating not working, flow pipe from boiler and first radiator... [Read more]
Mend Heating, Home Heating Systems

How do i re-pressurise my baxi combi 105 HE boiler?

My boiler pressure gauge is showing 0. How do i re-pressurise the system so that my hot water and heating work... [Read more]
Mend Heating, Home Heating Systems

boiler not staying alight for long when hot water switched on?

when the hot water is switched on the boiler lights ok but only stays on for short period of time. water does ... [Read more]
Mend Heating, Home Heating Systems

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]
Mend Heating, Home Heating Systems

intermittent hot water from vaillant combi vcw sine?

having just installed a new bath and sink I now have a problem with the hot water supply from the vaillant com... [Read more]
Mend Heating, Home Heating Systems

How can Ifix my Vokera 12-48 RSE Mynute Combi boiler?

When the power is switched on with the thermostat calling for heat, the fan immediately comes on but the boile... [Read more]
Mend Heating, Home Heating Systems

CH pressure too high?

Ideal Response 120 Combi. My girlfriend recently had issue in that the CH pressure dropped to zero so no hot ... [Read more]
Mend Heating, Home Heating Systems

how do i fill my chaffeteaux et maury sterling pp combi boiler?

My boiler is showing no pressure on the guage and if i try to bleed the rads up stairs there is no water or ai... [Read more]
Mend Heating, Home Heating Systems

Baxi 105e. Central Heating working, no hot water through taps !?

Hi everyone. I've got a 3 year old Baxi Combi 105e, that, for some reason last night, got low water pressure a... [Read more]
Mend Heating, Home Heating Systems

my worcester 350 combi low pressure light keeps on?

the low pressure light keeps coming on and the system shuts down - no heating or hot water, it comes on eventu... [Read more]
Mend D.I.Y, General D.I.Y

How can I re-pressurise my Bexi Combi 80e?

I need to re-pressurise the system to get my hot water. It says to call an engineer but I'm sure it is as simp... [Read more]
Mend D.I.Y, Plumbing

Hot water pressure?

With my combi boiler my heating system works fine with the system pressure sitting at 1.5bar. THe problem is t... [Read more]
Mend Heating, Home Heating Systems

Baxi Potterton Combi Boiler 105e?

I have got Baxi Potterton Combi Boiler 105e (Electro -Mechanical timer ) - the problem with it is that it no ... [Read more]
Mend Heating, Home Heating Systems

can i clean myson thermostatic valves without draining the system?

heating system powered by baxi 130HE combi. Upstairs rads are all hot. Downstairs are cold. All relevant valve... [Read more]
Mend Heating, Home Heating Systems

my ideal combi boiler is not firing?

the CH nor the hot water is firing. the pressure is below 1 on the gauge. how do i increase the pressure with... [Read more]
Mend Heating, Home Heating Systems

no hot water, combi boiler, vaillant vcw sine t3w?

not getting hot water when turning the tap on, sometimes the tap has to be turned on full then the combi boile... [Read more]
Mend Heating, Home Heating Systems

My radiators are only hot downstairs, what is causing this?

My radiators are hot down stairs, however i can not get heat into them up stairs. I have tried bleeding the ra... [Read more]
Pages 54321

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