How to mend ... Water Valve Boiler

boiler pressure?

Main Combi 24 HE the pressure went above 3 and the relief valve went off. I released the pressure by letting ... [Read more]

halstead ace ?

boiler on light keeps flashing brand new diverter valve fitted only happens now and again also cleaned out pip... [Read more]

Powermax 155 mixer valve design?

I have a Powermax 155 boiler. It has a mixer valve supplying DHW. Mine allows hot water to descend into the co... [Read more]

New replacement Netaheat profile pcb not working?

What is the problem my new replacement pcb will now not work without me banging or jolting it then it sparks u... [Read more]

How can I increase the water pressure to my Ferroli Optimax HE31C boiler?

My boiler is showing an F37 fault. I've located the water pressure gauge and the black valve underneath it. Wh... [Read more]

Potterton powermax HE. Hot water but no heating?

I have a potterton HE boiler. I have no heating. The actuator is moving on the diverter valve and the pump is ... [Read more]

potteron pipe connection diagramme?

hi i have a potterton floor standing boiler about 20 years old. i am upgrading to one of the new boilers what... [Read more]

ravenheat rsf820/20 combi overheating?

the boiler is supplying hot water ok however as soon as the heating is on the heat exchanger boils up & cuts o... [Read more]

alpha cd24c?

when i turn on hot tap sometimes the boiler ignites other times it attempts to light but there is just the occ... [Read more]

ravenheat boiler?

got to run tap for long time to get any hot water,,if i put heating on i can the get hot water ..could this be... [Read more]

Halstead Quattro - Hot water?

I have a Halstead Quattro boiler and a week I chaged the diaphram in the diverter valve and the microswitches ... [Read more]

i have glow-worm flexicom cx 30 no hot water?

heating works fine but boiler doesnt even try to fire with hot tap on and i can see the pin on the diverter mo... [Read more]

how can i find out about my vokera boiler?

have a vokera boiler pressure ok but flashes 04 code gas board fitted new gas valve and flue but no joy then t... [Read more]

no hot water in shower?

on a turbomax plus 828e where is the filling valve water pressure low but boiler fired up pon radiator system ... [Read more]

Saunier Duval Combi Boiler Pressure Rises?

Hi Hopefully someone can answer this problem for me please? I have a Saunier Duval Thema Condens F30e Bo... [Read more]

ariston microgenus 23 mffi ?

My boiler's hot water goes hot & cold when running.It also heats the radiators when hot water is running.It al... [Read more]

Problem with Ideal ISAR HE24 ?

I have just fitted replacement PCB to my daughter's HE24 boiler as there was no LED display & no hot water or ... [Read more]

have a boiler no hot water 28cdi?

worcester boiler 28cdi have central heating working ok hot water will not turn on downstairs bathroom turn wat... [Read more]

why do my radiators get hot on water only?

would a faulty motorised valve cause my radiators to get hot on water only and cause my baxi bermuda back boil... [Read more]

digistat appears o.k but heating not working?

digistat and rf 601 stat appear to be working but the boiler will only supply hot water the motorised valve is... [Read more]