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We have 162 questions about mending 'heating not hot water supply'

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Mend D.I.Y, Plumbing

how can i fix my immersion (hot water)?

one day i put new 13 amp fuse in my plug and the water heated. But then coming home from work the next day the... [Read more]
Mend Heating, Home Heating Systems

Saunier Duval SD623F?

How can i fix my Saunier Duval SD623F/VF It does neither get hot water nor heating. It seems that the prima... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch 35CDi II - hot water fault?

After coming back from holiday we found that our boiler will only heat the hot water when the tap is turned fu... [Read more]
Mend Heating, Home Heating Systems

Would my combi boiler heat water if I drained heating system?

I have a Vaillant Turbo Max Combi Boiler and a sealed heating system. I want to add a radiator and renew a cou... [Read more]
Mend Heating, Home Heating Systems

do i need an open vent?

after the installation of my heating system i constantly get air in the bathroom taps, mainly to shower and ba... [Read more]
Mend Heating, Home Heating Systems

Why does the red reset button keep coming on when my boiler is turned on ?

my alpha 280e boiler fails to fire up when switched on.. the boiler has gas, water and electric supply. the ... [Read more]
Mend Heating, Home Heating Systems

Radiator taken out - No hot water ???

Hi I have taken radiator out of the bathroom - so that I can do the wall tiles - I have a combi boiler . I ... [Read more]
Mend Heating, Home Heating Systems

problem with glowworm 50bf (balanced flue)?

pilot lights fine. when calling for both heating and hot water pump runs but burner will not ignite or should ... [Read more]
Mend Heating, Home Heating Systems

Valiant Turbomax 282 DHW not very hot?

I have had a 282 for 10 years, repaced diverter valve, diaphams, micro switches etc. The DHW supply has never ... [Read more]
Mend Heating, Home Heating Systems

Worchester Bosch 280 RSF will not supply DHW?

My boiler works OK when used on CH, but will not supply DHW when the boiler is cold, if the boiler has been he... [Read more]
Mend Heating, Home Heating Systems

baxi 105e not changing over to central heating?

boiler appears to be stuck on hot water even though central heating his selected and time clock and thermostat... [Read more]
Mend Heating, Home Heating Systems

how can I fix my hot water problem on my Ravenheat combi boiler?

My Ravenheat LS-100T (white star) combination boiler will not ignite to provide hot water unless the boiler is... [Read more]
Mend D.I.Y, Plumbing

hoe to wire in a Randall hs a3 motorised valve?

can any one supply me with a wiring diagram for the above valve please as i can only have either hot water or ... [Read more]
Mend Heating, Home Heating Systems

System drained down?

I have just drained down the whole hot water tank when capping off a hot water pipe. I shut off the mains supp... [Read more]
Mend Heating, Home Heating Systems

my ravenheat boiler sucks - why is this ?

Why does my ravenheat boiler (RSF 100et) operate the heating fine but will not supply hot water ?
Mend Heating, Home Heating Systems

heating is on but no hot water?

my central heating operates fine but the domestic hot water is playing up , how can i fix boiler to supply h... [Read more]
Mend Heating, Home Heating Systems

Have a sabre 28 combi boiler cannot get hot water???

Sabre 28 combi supplies hot water to my radiators for central heating but I cannot get hot water to domestic s... [Read more]
Mend Heating, Home Heating Systems

valiant combi VCW GB 242EB?

i have supply of hot water through my combi boiler but the heating does not fire up? also the pressur keeps d... [Read more]
Mend Heating, Home Heating Systems

Ferroli F24B Combi Boiler. Follow on to earlier enquiry?

Hi DC, or whoever else can help me, PLEASE? Following on from Gemma's enquiry, i too have a Ferroli F24B comb... [Read more]
Mend Heating, Home Heating Systems

Which Way to Jump?

CENTRAL HEATING CALAMITY It may sound a bit dramatic, but I have a real problem and would welcome any help ... [Read more]
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