Recent: Intermittent (twice) Then Complete Loss of Power?

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Mend Boiler Hot Light Switch

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We have 261 questions about mending 'boiler hot light switch'

How to mend ... Boiler Hot Light Switch

Mend Heating, Home Heating Systems

biasi m90e 24s no dhw?

My hot water has been intermittent for a while now it's become worse. The heating is working fine. I have lo... [Read more]
Mend Heating, Home Heating Systems

combi oil Worcester greenstar heatslave 12/18 switches off?

I have a internal combi oil Worcester greenstar heatslave 12/18 Its has a built programmer and Hot water t... [Read more]
Mend Heating, Home Heating Systems

No hot water, intermittent when air temp drops?

My vaillant turbomax 282e has an intermittent fault on the hot water side. On demand the sequence commences co... [Read more]
Mend Heating, Home Heating Systems

danfoss SET3E contlolled heating system ?

In my Danfoss SET3E heating controlled system I can't turn the water heater section OFF! The switch on the... [Read more]
Mend Heating, Home Heating Systems

Sabre HE 3 second blinking green then flashing red when on?

Hello. My Sabre HE stopped working this morning after working fine. I have done lots of searches and tried t... [Read more]
Mend Heating, Home Heating Systems

micro switch on a potterton combi boiler?

hi can anyone tell me how do you know if the micro switch on my boiler is working? i am getting hot water but ... [Read more]
Mend Heating, Home Heating Systems

potterton puma 80?

i have a potterton puma 80 combi boiler that is making clunking /issing when trying to use the C H it will com... [Read more]
Mend Heating, Home Heating Systems

biasi riva compact he mk2 m96a 28sm?

Hi, could anyone help please? My boiler started coming on at strange times in the evening on it's own. I the... [Read more]
Mend Heating, Home Heating Systems

worcester 28i playing up?

the fault light comes on and the fan/blower keeps going i have done every thing you sugested and it does work ... [Read more]
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Euro Combi A23?

Hi The hot water on my boiler is working fine. The fan is working. When I put the central heating ON, it... [Read more]
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Isar HE 35 again problem?

Hi Last winter (thankd to this forum) I did replace diverter valve, temp gauge and water pump and spring come... [Read more]
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Arriston combi boiler hot water scalding temp light comes on?

high temp light comes on, boiler cuts out, click reset button works fine.. then cuts out few mins later. bar p... [Read more]
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glow work swiftflow 75/80/100?

I have no hot water or CH. Problem started after removing a radiator to decorate a spare room. Low pressure li... [Read more]
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Worcester 28si 11?

I've changed psb and fan,when I switch boiler on red light flashes straight away with CH off and not calling f... [Read more]
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Bosch greenstar 24i junior?

Boiler appears to be on at the switch, however no light on the boiler and the reset button doesn't do anything... [Read more]
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worcester 28i junior green star combi boiler?

this boiler does not display any codes it is about 7 years old i had a look at it today fan does not come on ... [Read more]
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Radiators upstairs will not go off after relighting Potterton Kingfisher ?

Hi, I have an old Potterton Kingfisher CF50 boiler. Yesterday we had no hot water so re-lit the pilot lig... [Read more]
Mend Heating, Home Heating Systems

Fixing programme for hot water?

How do I re-programme hot water system? The red light is on but the boiler does not switch on even for an ext... [Read more]
Mend Heating, Home Heating Systems

Glow-worm 30sxi heating but no hot water?

Suddenly we have no hot water but the heating is operating OK. Hot water advance switch/light working on the ... [Read more]
Mend Heating, Home Heating Systems

Potterton puma 80e - no pilot light?

Boiler been working fine until Sunday night, Ran a bath as normal but then also tried to fill the sink but no ... [Read more]

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