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We have 5921 questions about mending 'combi' in category Heating, Home Heating Systems

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Mend boiler heating vaillant
2

Vaillant VCW, no hot water or heating! help desperatly needed?

I have a vailllant VCW GB 282E and the hot water and the heating do not work. I havnt had the boiler on for th... [Read more]
Mend boiler off heating
1

Boiler going on/off independently of timer & no heating?

I have a Vaillant Combi-boiler VCW-GB 242E. It is continually switching on & off heating the water to boiling... [Read more]
Mend combi boiler central heating boiler pressure
4

my combi gives hot water but central heating not working. ?

Have reset the Vaillant boiler as per instructions but still no heating. The pressure is too low but can't see... [Read more]
Mend combi boiler central heating hot water

Why does my calor gas combi boiler only sometimes feed water to my shower?

So frustrating. never had a combi boiler with calor gas before. I am a hopeless woman alone and broke. (had to... [Read more]
Mend heating open cold
1

no hot water?

hi again sorry about that i got a heatline combi 24 get heating but when open a hot tap water is cold cheers... [Read more]
Mend Heating, Home Heating Systems
1

How to use a mechanical clock on a Ravenheat 820/20 combi boiler?

I have just moved into a new place with an old Ravenheat 820/20 boiler which has a mechanical clock, and I don... [Read more]
Mend heating vaillant faulty

vcw gb 221 h. vaillant combi ?

my heating keeps switching it self on even with the timer removed i have removed the link between 3 and 4, the... [Read more]
Mend boiler heat exchanger combi

worcester bosch 26/32 oil boiler + solar?

I have fitted thermal solar system to my oil combi heatslave 26/32. I have used a combi valve that directs any... [Read more]
Mend leaking air boiler top
1

leaking air seperator?

combi boiler air seperator in dripping/forming bubble at top of unit, is this an expensive job?
Mend water unit inside

water bubbles out of unit inside boiler?

combi boiler dripping water and notice bubbles spilling out of a unit inside the boiler when turn water tap on... [Read more]
Mend boiler heating combi
1

How do I set the clock & timer for the Sime combi boiler 100c format?

I'm trying to set my heating to come on at certain times of the morning and evening. I cant get the timer cloc... [Read more]
Mend ariston combi 23 mffi

setting timer on ariston euro combi a/23 mffi?

want to know how to set timer
Mend combi gas call

what is the start up sequence of a combi boiler ?

just about to start a gas course and thought id put in some homework 1st, could any one tell me the start up s... [Read more]
Mend boiler pilot light stay
2

How can I get my boiler pilot light to stay on?

I have a Potterton combi boiler whose pilot light went out. When I try to reignite it, it does indeed light ho... [Read more]
Mend combi boiler low pressure boiler repair

worcester 350 combi low pressure/leaking?

hi, my combi 350 worcester loses pressure slowly and i have totop it up,the other night it was on low pressure... [Read more]
Mend fired combi boiler
1

warmflow 70/90 oil fired combi?

hi boiler goes out and fires up continuosly seems to be worse when windy outside boiler is 10 year old
Mend baxi combi water
1

problems with my baxi combi 100he plus?

when i run the hot water it sometimes does not get hot and at the sametime i notice the central heating comes ... [Read more]
Mend 28i rsf combi
2

28i rsf combi?

while central heating is on temp guage starts to go off the radar. i let some pressure out as worried boiler m... [Read more]
Mend main combi boiler

Main combi - Hot water YES Central Heating NO?

Hi my Main combi boiler just wont fire up for the central heating. No errors on the boiler. I am using a digis... [Read more]
Mend baxi 80 eco combi boiler

baxi 80 eco combi boiler?

How do I pressurise the boiler? I can find the the pressure relief valve but cannot find where to top up the ... [Read more]

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