How to mend ... Central Heating Replace

clock problem on vaillant combi boiler?

I have a Vaillant Turbo Max VUW BB242-5 The problem is the the central heating doesn't come on or turn off, l... [Read more]

Drayton Digistat units not communicating?

I have a Drayton Digistat 3 RF control system on my central heating. The two units are not communicating - I d... [Read more]

sludged pump?

Bungalow: Grundfos hot water circulation pump failure. Kitchen around 20mt from storage tank so the pump fa... [Read more]

how can i fix it and replace parts required on combi vokera20/80rsflowmatic?

when opening hot water tap boiler delays in firing up when it starts the water temperature goes to 60c the sup... [Read more]

worcester bosch 230 combi rsf?

No hot water, only when central heating on. I have identified the problem as being the diaphragm plunger is... [Read more]

potterton 50el - heating but no hot water (cont.) - bump?

Hi Hi-spec, Hi Ray, Thanks again for your advice.... but i still have this problem. I have been away for... [Read more]

Sime super 90 no hot water?

Hi ...Central heating works but no hot water. Turn hot water tap and water is flowing but cold. Advice from ... [Read more]

Bosch 350 Combi. CH not working domestic water OK?

Bosch 350 Combi. I have a similar fault to an earlier posting in that domestic water is OK but central heating... [Read more]

Fan on central heating boiler (Glo-worm Ultimate 80) broken?

The fan on my central heating boiler (Glo-worm Ultimate 80) is broken and the engineer is telling me how diffi... [Read more]

how to rewire from scratch my central heating system?

we have a baxi bermuda back boiler central heating system that is twenty years old now. we have replaced the p... [Read more]

Worcester Bosch 350 combi.No central heating but hot water?

My boiler now does not work when using the central heating. It did work intermittently originally- hot water i... [Read more]

No hot water...DO I really need to replace my Vokera 24E?

My 8yr old vokera boiler working for central heating but not water. It manages about five seconds of very hot... [Read more]

How to replace a diverter valve on a potterton boiler ?

My central heating is working but the hot water isn't, I realise that the diverter valve needs replacing. Can ... [Read more]

Glow-worm Ultimate?

Dear Sir/Madam, Re: Glow-warm Model No. Ultimate. I am writing to you to get more information with reg... [Read more]

What pump can I use to replace a broken Myson Unit Five central heating pum?

I have a Myson Unit Five (pale blue in colour) central heating pump that as stopped working, 240v, 1-50hz, 0.4... [Read more]

Sime 100E boiler:How to replace the knob /spindle on the potentiometer?

Hi I have pulled the knob off the central heating potentiometer on the boiler and instead of just the knob ... [Read more]

How can I fix my Glow Worm Swift Flow 80 ?

How do I check that the Fan is working ? How do I know if the Thermocouple isn't working ? My daughter's... [Read more]

how can i fix my glow worm fuelsaver 60f?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]

how can I fix my glow-worm fuelsaver?

it runs ok starts up and fires gets water in central heating warm and hot water warm but not hot checked room ... [Read more]

Potterton Boiler?

Jack, Calling a qualified Corgi engineer to service the boiler and give me a certificate was the first thin... [Read more]