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We have 3868 questions about mending 'central heating out'

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Mend turned water timer

how can i fix my potterton prima 40 f central heating?

We have turned off our central heating for the 'summer' but left the water on timer. When the hot water comes... [Read more]
Mend 24 flashing failure

How to repair sticking gas value Heatline Vizo 24?

I am getting a flashing LED to advise gas failure. No hot water or central heating. The boiler starts to fi... [Read more]
Mend 80 combi works

Ideal Response 80 Combi Boiler?

I am having problems with my boiler, sometimes it works and sometimes it doesnt! i.e. we dont have any hot wat... [Read more]
Mend worcester problem boiler

Worcester Heatslave 20/25 problem?

Worcester heatslave 20/25 oil combi boiler 8 years old problem as follows, with hot water only selected o... [Read more]
Mend oil fired boiler water

grant oil fired outdoor boiler?

it heats the water but not the radiator. is this a boiler problem(as just pushed reset button with light on... [Read more]
Mend boiler water pressure

sauni duval boiler F23E?

The water pressure needle goes to red marking ( 3to 4) when i use the central heating and water starts loosing... [Read more]
Mend water temperature heating system boiler

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]
Mend pilot light working

Sime friendly format 100E - pilot light not working?

My Sime friendly format 100E doesn't light up. it just makes a noise like a forgotten alarm clock, if I turrn ... [Read more]
Mend water heating fine central works

Water heating is fine but central heating will not switch on?

Vaillant ecoTEC plus: water heating works fine but the central heating will not switch on - there are no error... [Read more]
Mend heat radiators heating

my condensing boiler will heat my water but wont heat up the radiators the ?

the boiler will fire up to heat the water but wont come on for the central heating pls help
Mend ideal boiler icos

what is the codes for ideal boiler icos?

i have an ideal icos central heating boiler i have no hot water or central heating working
Mend heating hot time 20

central heating switched to off, some radiators red hot all the time ?

we have a 20 yr old potterton ep2000 boiler. even when we switch the central heating to off, there are 3 radia... [Read more]
Mend 12 central water

how can i fix my vokera maxim combi boiler?

my combi is about 12 years old, but lately it has been cutting out when the central heating and sometimes the ... [Read more]
Mend combi heating fine boiler

no DHW on my halstead combi 82?

The central heating works fine on my boiler but does'nt fire up on turning the tap for hot water. Iv'e change... [Read more]
Mend works fine heating

Why is my Vaillant ecoMAX828 so noisy?

The boiler works fine when firing up for central heating, and also for medium demand hot water. However, when ... [Read more]
Mend problem potterton boiler central

Problem with my potterton 2000 programmer?

The HW constant switch will turn the boiler on but I have no central heating as the CH constant switch has no ... [Read more]
Mend 24i hot heating

Worcester 24i rsf?

Hot water working no central heating. Bought and fit new PBC board, pump spins for 6 minutes after turning ho... [Read more]
Mend water problems pressure

combi is emptying water out of overflow when topped up?

having problems with ideal combi boiler. the pressure gauge is almost on zero so i have to top it up for the b... [Read more]
Mend hot central heating

I can't have my hot water on without central heating as well. Is it motoris?

I can't have my hot water on without central heating as well. Is it motorised valve or thermostatic timer cont... [Read more]
Mend boiler hot heating switch

Ravenheat LS100T combi boiler?

The boiler is not working on either the hot water or the central heating. When I go to switch it on the green ... [Read more]

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