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We have 657 questions about mending 'combi central heating hot water'

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Mend Heating, Home Heating Systems

low water temp from combi boiler?

Could anyone let me know what may be the problem. My combi boiler works perfectly on the central heating side... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Potterton Puma 80?

My combi boiler has broken down, After lighting the pilot the system fires up and hot water is produced for ab... [Read more]
Mend Heating, Home Heating Systems

how can i change water filter on saunier duval?

My central heating works but i have no hot water, this is a combi boiler and have been told that i need to ch... [Read more]
Mend Heating, Home Heating Systems

how can I fix my baxi bahama 100 combi boiler??

It will ignite and run on both hot water and central heating but only for 15 seconds then shuts down,PLEASE HE... [Read more]
Mend Heating, Home Heating Systems

Why does the hot water on my Ravenheat boiler sometimes come out cool?

A Ravenheat 820/20 combi boiler, had diverter valve diaphragm replaced last year as it had perished, now occas... [Read more]
Mend Heating, Home Heating Systems

hot water on Sime 80E Combi boiler?

what is likely problem with Sime 80E Combi boiler only giving hot water if room thermostat is calling for hea... [Read more]
Mend Heating, Home Heating Systems

why wont central heating work?

i have a potterton puma 80 combi boiler and the hot water is working but the central heating is not. When i t... [Read more]
Mend Heating, Home Heating Systems

Intermittent hot water one SIME combi boiler?

I have a sime combi boiler, sorry, I dont know where to find the model number, but the heating (radiators) are... [Read more]
Mend Heating, Home Heating Systems

how can I fix my central heating boiler?

I have a Ferolli 77CF combi bolier 1993. If we turn on the hot water we have to continually hold down the pilo... [Read more]
Mend Heating, Home Heating Systems

Trouble shooting guide required for Ravenheat 820/20 combi boiler?

Does anyone have a copy of this user manual/service guide/trouble shooter they could email me. My boiler is... [Read more]
Mend Heating, Home Heating Systems

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]
Mend Heating, Home Heating Systems

Heating not working, but there is constant hot water supply?

I have a valiant combi boiler, which works ok when hot water is needed, but the ignition light goes off each t... [Read more]
Mend Bathroom Appliances, Baths and Showers

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [Read more]
Mend Heating, Home Heating Systems

how can i fix my combi boiler?

since yesterday water has been leaking from overflow pipe outside. when i checked my ferrolli combi boiler in... [Read more]
Mend Heating, Home Heating Systems

heating goes off after a few minutes?

I have an Ariston Euro Combi Boiler. Hot water is ok. However the central heating does not come on or goes off... [Read more]
Mend Heating, Home Heating Systems

how can i fix fer falcon combi that is not firing?

when i turn off and on gas valve, the combi is not firing central heating system water is coming out hot but n... [Read more]
Mend Heating, Home Heating Systems

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.
Mend Heating, Home Heating Systems

How can i fix sime friendly combi boiler?

i have a sime friendly combi boiler (sorry, dont know model number). the central heating is working fine, the ... [Read more]
Mend Heating, Home Heating Systems

Potterton combi 80 lockout light?

the red lockout light keeps coming on on my combi 80,Both when using the hot water and the central heating.I ... [Read more]
Mend Heating, Home Heating Systems

How can I fix my worcester 24cgi combi boiler?

The central heating light is flashing and we have no heating or hot water - can any one help?
Pages 54321

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