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We have 748 questions about mending 'boiler hot heating system'

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Mend Heating, Home Heating Systems

My water and heating system is noisy?

I have very noisy pipes and the pressure on my combi boiler is 0. I have a Worchester greenstar 25si/30si... [Read more]
Mend Heating, Home Heating Systems

Ideal Icos Boiler, Heatrae Sadia CL170, Reliance Pressure gauge?

My CH/HW system consists of the above components plus a room thermostat and control panel beside the boiler. A... [Read more]
Mend Heating, Home Heating Systems

How Can I Fix A Potterton EP2002 Heating System?

My daughter has a Potterton EP2002 system with a Potterton Suprima 40L boiler and a MPE322 diverter valve. Th... [Read more]
Mend Heating, Home Heating Systems

heating switch?

I have a potterton boiler and in the airing cupboard is a white switch which has two orange lights for hot wat... [Read more]
Mend D.I.Y, Plumbing

Buzzing Water Cylinder when OFF?

We've noticed this a couple of times now; Our hot water tank in the airing cupboard has started making a loud ... [Read more]
Mend Heating, Home Heating Systems

Combi boiler – faulty pressure gauge or water leak?

I don’t know if my combi boiler and system (a) has a water leak or (b) just has a faulty water pressure gaug... [Read more]
Mend Heating, Home Heating Systems

How do i fix my boiler?

My problem is when the central heating comes on and starts to heat up, the boiler pressure guage starts to bou... [Read more]
Mend Heating, Home Heating Systems

Hot water but no heating?

Hi i have a fully pumped two valve system which until recently has been working reasonably well, I say reasona... [Read more]
Mend D.I.Y, Toilets

leaking hot water cistern?

the cistern is about 40yrs old situated in the attic and is fed from the mains then fills the boiler and heati... [Read more]
Mend Heating, Home Heating Systems

Jaguar 28k combi boiler?

Jaguar 28 kw .I have to refill to bar setting after each central heating program which shows FO , ... [Read more]
Mend Heating, Home Heating Systems

what is wrong with my Vaillant Sonnet 18?

The hot water is working fine but the heating system is not working. Can you tell me why, as it is a very old... [Read more]
Mend Heating, Home Heating Systems

Has the Fan Assembly truly failed?

Hello all I have a Glow Worm Ultimate 120FF boiler that serves the central heating in my home. The system ... [Read more]
Mend Heating, Home Heating Systems

How can i fix my 38cxi ultracom?

Has any one had problems with their cxi ultracom hot water not staying hot when trying to run bath or shower h... [Read more]
Mend Heating, Home Heating Systems

What are the symptoms of a faulty boiler stat ?

My boiler seems to be running for very short periods and the central heating hot water is not getting to the f... [Read more]
Mend Heating, Home Heating Systems

Worcester Danesmoor oil boiler venting hot water to expansion tank?

I have a Worcester Danesmoor Utility 26/32 oil fired boiler on a vented CH/HW system. When the boiler is runni... [Read more]
Mend Heating, Home Heating Systems

Heating system failing but boiler ok??

My thermostat is reading 17, and having been set to 20, the heating should be on. A flame is showing on the th... [Read more]
Mend Heating, Home Heating Systems

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Fer Hawk II boiler?

This morning my FER Hawk II boiler ignited when the hot water tap was turned on as normal. However the water q... [Read more]
Mend Heating, Home Heating Systems

Baxi boiler - No heat but hot water and very noisey?

It is my friends heating system. She has a Baxi boiler not sure which one, but has a tank in the airing cupbo... [Read more]
Mend Bathroom Appliances, Baths and Showers

Vaaillant Turbo Max 828-5e? combi boiler?

Having drained radiator to remove and then replaced and refilled system has lost pressure and will not reheat ... [Read more]

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