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We have 503 questions about mending 'heating gas boiler water'

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Mend Heating, Home Heating Systems

Diverter Valve bypass?

Hello, I have booked a gas engineer to come to fix my Mains Combi 24 boiler that appears to have a diverter... [Read more]
Mend Heating, Home Heating Systems

gas boiler problems?

I have a glow worm 38cxi and it is about 5 years old it has been serviced yearly but it has always fluttered a... [Read more]
Mend Heating, Home Heating Systems

Vokera Combi Boiler?

We have hot water, but no heating. The boiler has 3 green lights. It says purge cycle, we phoned Vokera and ... [Read more]
Mend Heating, Home Heating Systems

how can I fix my Halstead Ace High gas boiler?

My boiler seems to be turning to central heating on it's own without being programmed. I have checked the hot ... [Read more]
Mend Heating, Home Heating Systems

i have Halstead Ace Gas combinatiion Boiler?

the Hot water Light & boiler are running all the time, evening with the timer off. if put the heating on, the... [Read more]
Mend Heating, Home Heating Systems

heating only comes on if hot water on?

we had a new worcester greenstar boiler and system installed by british gas a few years ago. we have a control... [Read more]
Mend Heating, Home Heating Systems

My vokera option boiler top up light and red light comes on ?

Hi can u help when my boiler I have heating and hot water but water very hot I've noticed . When heating been ... [Read more]
Mend Heating, Home Heating Systems

I have the green star 28i Worcester boiler?

I have hot water but no heating. Workmen laying new pipes so they turned off gas but did switch it back on. Ho... [Read more]
Mend Heating, Home Heating Systems

Greenstar RI boiler not working?

We have a WB Greenstar RI boiler that is about 7 years old and has run pretty faultlessly in that time. It has... [Read more]
Mend Heating, Home Heating Systems

Fault on fan or flue?

Our recently installed Main Combi 30 He ECO boiler is displaying a 50 degree LED fault (Fault on fan or flue).... [Read more]
Mend Heating, Home Heating Systems

No light in running lamp glowworm 18si?

boiler working fine, turned control panel to off for both heating and water for weekend, return pressure gauge... [Read more]
Mend Heating, Home Heating Systems

Is my cooker safe to use?

Have taken over a Vokera compact HE boiler. The gas hob burners flames fluctuate when the boiler is running, i... [Read more]
Mend Heating, Home Heating Systems

My gas vaillant ecotec plus 831 boiler won't start?

My gas ran out, I put some in an got the supply back on again, I tried to restart it but it won't so I opened ... [Read more]
Mend Heating, Home Heating Systems

Red solid light on volkera compact he. Help?

The boiler decides to work now an then but no good when you want heating or water. It fires up an stays fired ... [Read more]
Mend Heating, Home Heating Systems

worcester bosch greenstar regular gas boiler?

No fault light no heating or hot water when programmed to come on. Over ride not working either. Can any one h... [Read more]
Mend Heating, Home Heating Systems

Baxi 105e problems?

I have a baxi 105e with problems. When running hot tap, boiler would deliver then eventually go to lock out. H... [Read more]
Mend Heating, Home Heating Systems

my Ravenheat 820/20 combi keeps overheating?

when the boiler powers up on central heating the boiler keeps running and makes the water presure go above 3 b... [Read more]
Mend Heating, Home Heating Systems

Baxi 105e combi boiler - fan problem?

I have a 9 year old Baxi 105e combi, which has been regularly seviced and has had a hot water diaphragm replac... [Read more]
Mend Heating, Home Heating Systems

Vaillant ecoMAX time SWITCH 110 gas boiler pressure problem?

My gas boiler vaillant ecoMAX time SWITCH 110 had a pressure problem and its not coming on. How can I fix i... [Read more]
Mend Heating, Home Heating Systems

how can i fix my puma 80 boiler ?

in summer my puma 80 boiler is only on for hot water and central heating knob is in the middle position on off... [Read more]

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