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Mend Hot Heating Switched Help

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We have 295 questions about mending 'hot heating switched help' in category Heating, Home Heating Systems which have been answered

How to mend ... Hot Heating Switched Help

Mend vokera maxin hot

Vokera Maxin 28e combi boiler, DHW runs hot and cold?

A few months ago DHW temperature started to fluctuate mildly between hot and warm. This problem got worse so a... [Read more]
Mend bar heating rises running

why is pressure rising to 2.2 bar while heating is on ?

pressure rises to 2.2 bar after heating has been running for an hour. when heating switched off pressure stays... [Read more]
Mend boiler working flashing

boiler Glow-worm30cxi 30cxi not working?

It had a red flashing light and f5 switched it off and back on now green flashing light 8.8 c bar no heating o... [Read more]
Mend ideal isar he24

How can I fix my ideal isar he24?

Hi, the problem I'm having with the boiler this month is the excessive amount of time it taking to heat the w... [Read more]
Mend boiler started coming

biasi riva compact he mk2 m96a 28sm?

Hi, could anyone help please? My boiler started coming on at strange times in the evening on it's own. I the... [Read more]
Mend combi 28 central heating

Potterton Promax Combi HE Plus 28 nNo Central heating ?

System been switched to hot water only Now can't get Central heating to fire up. Thermostat not clicking. Hot ... [Read more]
Mend header tank ball

empty header tank?

have a leak on a radiator so emptied the header tank and tied up the ball cock. Can I run just the hot water w... [Read more]
Mend pressure rising worcester

Why does pressure keep rising to 3 bar on Worcester Heatslave 20/25?

I have a 20 year old Worcester Heatslave 20/25. The heating and hot water are switched off. The pressure gauge... [Read more]
Mend started fuse water

Glow-worm 30cxl?

Started off blowing 3amp fuse in boiler, water cold but heating working ok, engineer came out and fitted a ser... [Read more]
Mend h pump keeps

My Vaillant VCW GB 280 H combi-boiler, pump keeps running ?

The pump on my Vaillant some times keeps running after the heating and hot water demand have switched off? Th... [Read more]
Mend boiler problem hot switched

Motorised valve for boiler?

I have a problem with my boiler- i only get hot water when the CH is switched on - i think the problem is with... [Read more]
Mend potterton heat boiler

Potterton perfoma 30HE?

Had new heat exchanger put in. When CH is switched on the boiler runs for a minute and cuts out, goes into mod... [Read more]
Mend radiators upstairs water

Radiators upstairs will not go off after relighting Potterton Kingfisher ?

Hi, I have an old Potterton Kingfisher CF50 boiler. Yesterday we had no hot water so re-lit the pilot lig... [Read more]
Mend potterton fault system

Potterton Programmer not controlling stat?

I developed a fault on my Potterton system as a direct result of trying to change the in room stat (Potterton ... [Read more]
Mend worcester boiler switched hot

Worcester Bosh 24SI II?

When boiler initially switched on it ignites and the heating and hot water works. After about 5 minutes (has ... [Read more]

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