How to mend Heating Valve Pump

1

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]

6

Why does my Bosch Worcester 24 CDi keep repressurising itself?

My bolier keeps repressurising itself slowly through use. I can't use my central heating as the PRV has broke ... [Read more]

3

Air lock?

Recently drained system to replace Grunfos pump. system was then refilled, however the headertank (loft) for ... [Read more]

2

Heating does not come on again after running hot water tap?

BAXI 105e Instant. Can only get heating to come ON after switching OFF at mains switch for approx 10mins & swi... [Read more]

1

new valve and pump fitted heating fine no hot water?

Just had an engineer to fit a new c/h pump and 3 way honeywell v4073a motorised mid position valve to a combi ... [Read more]

glow worm compact 80e?

got the above boiler which works fine on heating i.e diverter valve switches over, fan and pump starts, fires ... [Read more]

1

Combitek F23E?

On set times to start Central Heating from the clock the pump starts but burner does not ignite. If I turn t... [Read more]

1

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]

hot water but no central heating on cb28 alpha combi?

checked micro switch and removed and cleaned diverter value, boiler runs on heat and water.and stops on boiler... [Read more]

1

header tank getting hot?

Have been asked to look at my friends boiler for her, the water in the header tank in the loft is getting hot ... [Read more]

4

heating probs?

I have a Chafetaux Britony combi boiler that works fine when you need hot water. The problem sarts when you sw... [Read more]

3

heating still wont work ?

i have replaced the programmer the 3 port valve and the room stat and the heating still wont work the boiler a... [Read more]

2

No Hot Water At All?

Hi, I am having problems with my hot water - both central heating and hot water from the taps. The water from ... [Read more]

2

Vokera boiler works in heating mode but not Hot water only mode?

I have a problem with my boiler it is a Vokera 20-80 RS flowmatic. The flowswitch tries to move but does not o... [Read more]

2

pump runs but nothing circulating in system?

Boiler fires up fo 30 or so seconds, the pump runs and the system seems to be working then the boiler stops an... [Read more]

Why is my central heating boiler not working?

How to diagnose the problem with my Halsted Bwst 60 gas central heating boiler. The aqastat control panel is w... [Read more]

2

How do I free up the nuts holding my danfos central heating pump?

The valve nuts holding my central heating pump have locked solid, probably held by plumbers' paste (Boss White... [Read more]

1

How can I repair my Worcester Bosch central heating Combi boiler HF 400?

My Worcester bosch HF400 Combi boiler works with Domestic hot water but when central heating is selected there... [Read more]

Hot water is heating all the time even when timmer is off?

Hot water seems to be heating and pump on all the time even when timmer is off! The only way to stop it seems ... [Read more]

2

what can be wrong with my heating system ?

my heating keeps switching itself off, I have fitted a new Grundfoss pump and a new Honeywell 3 port valve but... [Read more]