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Vaillant timeswitch 150 analogue unit (clock stopped?

vaillant timeswitch 150 analogue unit. the clock has stopped working.
Mend Heating, Home Heating Systems

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 Heating Pump Working Cold

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We have 32 questions about mending 'heating pump working cold' in category Heating, Home Heating Systems which have been answered

How to mend ... Heating Pump Working Cold

Pages 21
Mend Heating, Home Heating Systems

Central heating not working?

My glow worm micron 50FF works for a short time then shuts down and both lights go out. Neither of the two lig... [Read more]
Mend Heating, Home Heating Systems

Potterton Netaheat M11 no heating no hot water?

The boiler lights up and gets very hot and then closes down. We have replaced pump and fan. Zone valve wor... [Read more]
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help! glow worm betacom 24c no heating?

Ok here goes... the above boiler was working fine! After coming back from a weekend trip i noticed the hea... [Read more]
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vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]
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grundfos selectric ups 15-50?

it was all working fine until this morning, boiler is supplying plenty of hot water but rads are cold. on the ... [Read more]
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grant combi 90v3 boiler stopped heating - help?? ?

my boiler has been working fine , then last night it stopped heating. The coming throug fine but not powering ... [Read more]
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Vaillant turbomax plus 824e confounding the 'experts'?

My boiler keeps on locking out showing f.22 or f23. I have had two 'experts' look at it, one changed Almost ev... [Read more]
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vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]
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Hot water fault on Vokera compact 28?

Hot water intermittant and has flow slowed to a narrow stream which stops after 10 to 15 minutes Cold water p... [Read more]
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Combi Boiler Sime90?

Heating working but the hot water running hot cold hot cold. Engineer so far has replaced Thermistor, Plate he... [Read more]
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Rayburn Driven Central Heating Problem - Upstairs Cold?

I have a Rayburn Gas CH system with a seperate pump. The cooker / boiler is in the basement kitchen with 3 ra... [Read more]
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Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]
Pages 21
Mend Heating, Home Heating Systems

Fan tries to run every 15 seconds then stops immediately?
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Boiler cycle?
Mend Heating, Home Heating Systems

Worcester boiler dripping water?
Mend Heating, Home Heating Systems

Vaillant ecotec 831 plus?
Mend Heating, Home Heating Systems

How do I work my Storad storage heater?
Mend Heating, Home Heating Systems

Worcester Bosch 532/i Combi Boiler?
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Vaillant F22 fault?
Mend Heating, Home Heating Systems

Siemens RDJ10RF thermostat problem?
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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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