How to mend ... Diverter Valve Air

Vailant VCW 242EH, Sticking diverter valve?

Hi, the movement on the diverter valve on my Vailant VCW-242EH is not sufficient to allow the microswitch to ... [Read more]

ravenheat whitestar LS80T?

Hi I have a Ravenheat whitestar LS80T and I have no central heating but still have hot runing water, if i turn... [Read more]

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]

Central Heating Not Firing Up?

My Ravenheat Combi Boiler is not firing up on the CH - the hot water works fine. I have checked the room stat ... [Read more]

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]

boxer c24 boiler hot water problem?

we have a boxer c24 combi boler and the hot water keeps going hot and cold as the boiler switches on and off a... [Read more]

expansion vessel - engineer correct?

Hi there, our worcester bosch 240 has had a new diverter valve fitted by a brit gas engineer. Following the... [Read more]

I'm such a clever so & so!?

I've sorted the answer to my own problem (as below)...a new diverter valve spindle kit is required! Help! H... [Read more]

Help! Heat Line problem?

What is causing poor hot water flow to all taps? So much so, that when one tap is turned on (with only more th... [Read more]

Worcester Heatslave 20/25 Oil Combi Boiler?

Help, Our Worcester Heatslave 20/25 boiler has been playing up again recently. Over the past 14 months we hav... [Read more]

Hot water prob - Vaillant Turbomax Plus?

For about the last 6 weeks or so our hot water temp has been very unstable. The boiler fires and heats wat... [Read more]

HELP!!!! Biasi Combi M90 24S No Pressure?

I have been in my house for a year. During that time I have had no problems with the boiler which is a combi f... [Read more]

Worcester Bosch 240 - reset switch problem?

Hi, I am in need of some help, I have a problem with my Worcester Bosch 240 boiler. I have already replaced th... [Read more]

Poor hot water flow rate on my Vokera Linea Plus combi boiler?

Hi I would be grateful if anyone could advise what might be wrong with my Vokera Linea Plus Combi boiler. T... [Read more]

dose the baxi bahama 100 flow switch have/need a spring inside?

is there suposed to be a small soft spring in the flow switch of a baxi bahama? my radiators are warm only no... [Read more]

heating problem, whats wrong please?

chaff britony combi 80. hot water fine, heating problem comes on low rate 10 secs then off cycles again when h... [Read more]

Optima 701 Diverter?

Where is the diverter valve, does it have another name. Is it part 43 Air pressure switch ?

Water runs hot and cold boiler makes a noise as if there is air in it?

I have a turbomax boiler, the heating runs fine and isn't a problem, when i turn the hot water on it will run ... [Read more]

boiler cutting out, hot water goes cold?

I have an Alpha Ocean 240 eco boiler and it keeps cutting out. The hot water heats up but then goes cold. It e... [Read more]

no spark and pressure defferential switch does not open?

My vaillant turbo max 242E vuw boiler does not spark; the water pressure defferential switch does not open up ... [Read more]