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Vaillant timeswitch 150 analogue unit (clock stopped?

vaillant timeswitch 150 analogue unit. the clock has stopped working.
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Worcester boiler dripping water?

Worcester boiler dripping water, can I just tight the screw? The icon next to the valve looks like radiators... [Read more]
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Vaillant ecotec 831 plus?

Following a F22 fault where we had no heating and only cold water from the hot water tap, I topped up the syst... [Read more]
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Mend Hot Water Cdi Boiler

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We have 38 questions about mending 'hot water cdi boiler' in category Heating, Home Heating Systems which have been answered

How to mend ... Hot Water Cdi Boiler

Pages 21
Mend Heating, Home Heating Systems

Faulty Worscester 35 CDi loosing pressure?

My Worcester 35cdi has had 4 replacement heat exchanger's in less than 10 years the first 2 were within the fi... [Read more]
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no hot water on demand worcester 24 cdi?

Hi when the hot water tap is turned on the boiler dosnt fire and the red light dosnt come on.. however when th... [Read more]
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Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]
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WB 42 cdi hot water?

I seem to have air in the hot water system, the heating is bled and works fine, the boiler was working fine ti... [Read more]
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i have no heat or hot water on worcester bosch greenstar 30cdi boiler?

no heat or hot water on greenstar30 cdi, no fault code but will not reset. flame light not lighting rapid flas... [Read more]
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Greenstar 30 CDi central heating not working?

Worcester Bosch Greenstar 30 CDi boiler supporting the central heating after being off all summer. Hot wate... [Read more]
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My worcester bosch bolier making very strange vibrating noise 30 cdi?

My worcester bosch boiler is making a very strange noise almost vibrating to the extent that it is going to bl... [Read more]
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Can anybody suggest a means of lagging the pipe and with what material?

Re Worcester Bosch Greenstar CDI Boiler.. I have yet again had a problem with the condensate external pipe fr... [Read more]
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Worcester 28 CDI with DHW fault?

When I turn on my hot water tap, the combi boiler fires up its usual way and supplies hot water but after 1 mi... [Read more]
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How can I fix my Greenstar CDi condensing combi boiler?

...after nearly 4 years of fault free operation from new, this morning I had no hot water & a "EA" message dis... [Read more]
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EA error showing for Worcester Bosch Greenstar CDi?

We awoke one morning recently to no hot water and discovered our boiler was displaying an EA error message. S... [Read more]
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worchester 35 cdi 2 rsf, boiler pressure rising?

My worchester 35cdi2 pressure goes from 1bar to 3bar in a few hours, has a new expansion vessel and water to w... [Read more]
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35 cdi 2 hot water fault?

hi can anyone help. Water flows quite freely through the hot tap boiler starts up but then water seems to boil... [Read more]
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worcester bosch 35 cdi ii :only get hot water when heating is on????

Hi I have a worcester bosch 35cdi ii boiler and when I put the hot water tap on its cold and the red light doe... [Read more]
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noisey boiler worcester bosch 30 cdi?

I have a whirling noise in my boiler, it only occurs at times I turn on the hot water tap and the noise stops... [Read more]
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Worcester/Bosch combi boiler 25 CDi ?

My Worcester/Bosch 25 CDi comi boiler has been great until now, This morning I noticed the code "SE" flashing... [Read more]
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How to fix my Worcester Bosch 24 CDi Combi boiler?

My hot water causes problems in the shower, which has a mixer tap. The temperature is fine, then goes cold, th... [Read more]
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WORCESTER BOSCH CDi COMBI BOILER?

MY BOILER KEEPS STOPPING. i BELIEVE THE PIPES FITTED ON OUTSIDE WALL OF BOILER KEEP FREEZING UP AND STOPPING ... [Read more]
Pages 21
Mend Heating, Home Heating Systems

Vaillant ecotec 831 plus?
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Siemens RDJ10RF thermostat problem?
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Worcester boiler dripping water?
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Boiler cycle?
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Fan tries to run every 15 seconds then stops immediately?
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Vaillant F22 fault?
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How do I work my Storad storage heater?
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Worcester Bosch 532/i Combi Boiler?
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Remove boiler cover?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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