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Mend Boiler Thermostat Switching

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We have 40 questions about mending 'boiler thermostat switching'

How to mend ... Boiler Thermostat Switching

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BMU error code?

Valiant VTR 360. Has started switching off with the error code BMU on the thermostat. when I switch the boi... [Read more]

Valliant Eco Tech 615 boiler ?

since swapping a rad and bleeding boiler wont start in morning showing an F.15 code.( PCB board was replaced i... [Read more]

How can I fix my Glowworm 70FF boiler?

Hi. My boiler does not always start running when the programmer and thermostat are both "ON". The programmer l... [Read more]

RC1 and WR1 thermostat keeps switching to alarm, despite constant resets!?

Hello, I hope someone might be albe to help me. I have noticed that my heating alarm LED keeps coming on a... [Read more]

boss therm bps242rf Thermostat is not switching on my central heating?

After downloading the manual online (2 basic pages) I am none the wiser. Inside the Thermostat back cover are ... [Read more]

Pilot light cut out?

Hello I am having a problem with my ideal boiler pilot light, at first i had no heating or hot water so i rea... [Read more]

boiler switching on and off itself?

hi, any help please? i have a ferolli domina 80E with a salus thermostat. the boiler has just started to turn... [Read more]

Worcester Bosch 25cdi boiler - central heating not working?

Hot water working OK but central heating won't work. Tried switching off Master Switch, leaving a few seconds... [Read more]

2003 Worchester Bosch Boiler & T45 Digistat?

I am having some problems with my boiler and thermostat, the thermostat is not talking to the boiler and the b... [Read more]

Potterton Prima F cycling?

I have noticed over the last few weeks that my Potterton boiler is cycling much more frequently than usual. W... [Read more]

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

Problem with Ideal Isar HE24?

Hi All, I wonder if anyone can help me. The problem that I am having is that the central heating does not see... [Read more]

Ideal Elan 2 boiler cutting out and back on every 15 seconds?

I have a Ideal Elan 2 boiler that must be around 20 yrs old. Was in the house when we moved in. I recently h... [Read more]

I have a Honeywell CF wall mounted programmable thermostat thats gone rouge?

My programmer seems to have a mind of its own. It is switching the heating on much earlier than the programmed... [Read more]

Worcester Greenstar 24i junior: doesn't work!?

Hi I've just moved into a new property, the boiler is only about 2 years old; when I moved into this house th... [Read more]

Strange timer fault on Halstead Best 50?

I have a Halstead Best 50 which works fine on HW timer but does not work on CH timer. If I switch to continous... [Read more]

Potterton Promax 24/2 PROBLEM - HOT WATER OK BUT NO HEATING?

We have had this boiler for about 2 yrs. I have the heating on constant with the thermostat controilling tempe... [Read more]

Micron 60ff boiler. Ignition failure?

On most days, usually in the morning and evening when the boiler is programmed to come on from cold, this happ... [Read more]

Baxi Back Boiler Problem?

I have A baxi bermuda back boiler The water and heating keeps switching on when the timer is in the off poist... [Read more]

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Mend Boiler Thermostat Switching

How to mend ... Boiler Thermostat Switching

BMU error code?

Valliant Eco Tech 615 boiler ?

How can I fix my Glowworm 70FF boiler?

RC1 and WR1 thermostat keeps switching to alarm, despite constant resets!?

boss therm bps242rf Thermostat is not switching on my central heating?

Pilot light cut out?

boiler switching on and off itself?

Worcester Bosch 25cdi boiler - central heating not working?

2003 Worchester Bosch Boiler & T45 Digistat?

Potterton Prima F cycling?

Halstead Finest Combi Boiler Locking Out?

Halstead Finest Combi Boiler Locking Out?

Problem with Ideal Isar HE24?

Ideal Elan 2 boiler cutting out and back on every 15 seconds?

I have a Honeywell CF wall mounted programmable thermostat thats gone rouge?

Worcester Greenstar 24i junior: doesn't work!?

Strange timer fault on Halstead Best 50?

Potterton Promax 24/2 PROBLEM - HOT WATER OK BUT NO HEATING?

Micron 60ff boiler. Ignition failure?

Baxi Back Boiler Problem?

How to mend ...

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