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We have 501 questions about mending 'boiler combi switch'

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Mend Heating, Home Heating Systems

Worcester 350 combi CH not working?

My Worcester 350 combi has stopped working properly as when the thermo stat switches on nothing happens at the... [Read more]
Mend Heating, Home Heating Systems

POTTERTON PUMA COMBI?

WAS HAVING LOW PRESSURE WARNING LIGHT ON, SO HAVE REPLACED WATER PRESSURE SWITCH, NOW GOT HOT WATER, BUT HEATI... [Read more]
Mend Heating, Home Heating Systems

glow worm 30 cxi combi boiler - no central heating!!?

The central heating no longer works, the hot water is fine though. when i attempt to switch the central heatin... [Read more]
Mend Heating, Home Heating Systems

Baxi combi 105HE boiler fault on the heating side?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]
Mend Heating, Home Heating Systems

How can I fix my worcester bosch 28i?

Hi My worcester bosch 28i combi boiler packed up(4 yrs old) so I took a look and found fuse 1 had blown. Afte... [Read more]
Mend Heating, Home Heating Systems

what is wrong with my combi ?

HI, i have a potterton puma 100 combi, about 12 year old and when i switch the central heating on,after approx... [Read more]
Mend Heating, Home Heating Systems

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]
Mend Heating, Home Heating Systems

Central heating system switches off after 5 minutes?

I have a Potterton Combi boiler. In the last week the central heating has broken down. When the continuous swi... [Read more]
Mend Heating, Home Heating Systems

Halstead Boiler - CH working but no hot water?

Hi, I've got a Halstead Quattro Gold combi boiler, the other day the hot water stopped working but the cent... [Read more]
Mend Heating, Home Heating Systems

central heating not working?

i have a worcester combi boiler 24 junior hot water working but as soon as switch on c/heating it runs through... [Read more]
Mend Heating, Home Heating Systems

Baxi 105HE Heating fault?

I have a Baxi 105HE combi boiler. When the hot water is in demand the boiler will run ok no matter how many t... [Read more]
Mend Heating, Home Heating Systems

combi boilers?

why does my boiler switch on every couple of hours for 30 seconds or so even though heat or hot water has not ... [Read more]
Mend D.I.Y, Plumbing

dhw continues to run even though the taps are off?

I have a baxi instant 105e combi boiler. often the pump continues running even there are no taps in use. The w... [Read more]
Mend Heating, Home Heating Systems

Combi Boiler wont allow me to turn heating off?

I have a worcester 28cdi Combi boiler that is constantly switched on allowing me instant hot water at the turn... [Read more]
Mend Heating, Home Heating Systems

how can i fix a fault on my ideal isar he24 combi boiler?

the main switch to the boiler from the wall is working but the the user control does not light up and every th... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi 105E and SUNVIC Select 107 Timer HELP NEEDED?

Hi we have a Baxi Combi 105E and a SUNVIC Select 107 timer switch we just cannot seem to get them to work toge... [Read more]
Mend Heating, Home Heating Systems

My vaillant 824e only either gives hot water or central heating?

My vaillant 824e combi boiler only gives hot water or central heating. If I am wanting hot water I have to swi... [Read more]
Mend Heating, Home Heating Systems

Boiler pressure issue (Worcester Greenstar Junior Cond Combi)?

Last night, I noticed 2 of my upstairs CH radiators were cool at the top, so I decided to 'bleed' air from the... [Read more]
Mend Heating, Home Heating Systems

Baxi Combi Boiler 105HE hot water but no heating?

I recently turned on the heating due to a drop in the temperature and heating having been off during te summer... [Read more]
Mend Heating, Home Heating Systems

How can i fix my Potterton Performa 24 combi. boiler?

My Potterton Performa 24 combi. boiler will switch on and fire up, but will not switch off. For example: If i ... [Read more]
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