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We have 368 questions about mending 'day water boiler'

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losing pressure in my worcester boiler?

I am losing pressure in worcester junior boiler taping it up three to four times a day no water near the boile... [Read more]
Mend Heating, Home Heating Systems

How to fix my old 350 Worcester combo boiler?

Hi my boiler keeps locking out with the central heating on. It seems fine when it's heating hot water. I notic... [Read more]
Mend Heating, Home Heating Systems

how can i fix ferroli optimax he=38c boiler?

boiler has run with no problems for about six months now have problem with pressure dropping. have added water... [Read more]
Mend Heating, Home Heating Systems

my boiler keeps going on and off?

what could you advise about my boiler its a baxi 105e and it turns its self of every few days or it can turn i... [Read more]
Mend Heating, Home Heating Systems

worcester 532/i boiler?

hot water is working but central heating is not, was working during the day but stopped when temperature dropp... [Read more]
Mend Heating, Home Heating Systems

Genus condensation trap?

I keep getting fault A77 on my ariston genus boiler when heating and water are on. The condensation trap keeps... [Read more]
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Why is my boiler leaking water from pressure switch on top?

Hi I have a 17 year old ravenheat boiler and it has just this morning started leaking boiling water from the... [Read more]
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What pressure should my combi 24 HE hold at if not using heating or water?

Way pressure should my boiler hold at having to top up pressure every day bled the radiators aswell?
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no power to boiler?

i have a vaillant ecotec pro boiler. the hot water stopped working the other day so i checked the boiler to fi... [Read more]
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why am I losing pressure on my Main Combi 24 HE?

Our boiler is barely 18 months old but we've had constant problems with the noise and pressure. it is now at t... [Read more]
Mend Heating, Home Heating Systems

Worcester Bosch Highflow 400 BF boiler problem?

Hi, my boiler produces hot water on demand OK but refuses to turn off the central heating. Even with both heat... [Read more]
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How to Protect Your Appliances in a Storm?

Severe weather can mean severe damage to your appliances, particularly if whipping winds, lightning, heavy sno... [Read more]
Mend Heating, Home Heating Systems

Low pressure - no leak - connected to cold tap?? help please?!?

I recently had a new combination boiler fitted but since 2 days after installation the pressure drops to zero ... [Read more]
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how can i fix my worcester 28dci?

When we get up in the morning the red light on the boiler is flashing slowly and there is neither hot water on... [Read more]
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how can i fix my ikon 28t combi boiler?

ikon 28t worked fine then next day wouldn't work no hot water no heating it is not the fan we have had that te... [Read more]
Mend Heating, Home Heating Systems

Vokera mynute PRV not working?

Hi The pressure in the boiler had dropped to almost 0bar as it tends to do over time. I filled the system b... [Read more]
Mend Heating, Home Heating Systems

Vaillant Ecomax 835e Fault code F22 - pressure ok, any suggestions?

Hi we have a Vaillant ecomax 835e which has been installed about 3 1/2 years, it keeps going off when the hot ... [Read more]
Mend Heating, Home Heating Systems

my mains 24e baxi potteron make will not light up?

i have mains 24e gas boiler 2 weeks ago i found that hot was not as hot as normally it gives .i called the en... [Read more]
Mend Heating, Home Heating Systems

Filling/pressure issue - Bosch Worcester CDI 28?

I have just seen that the pressure gauge is down at 0 and have attempted to fill it up in the correct recommen... [Read more]
Mend Heating, Home Heating Systems

baxi 551 boiler and fire?

system works fine all day all radiators on and hot, water tank hot, then rads start to cool down, water still ... [Read more]

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