How to mend Heating Valve Pump

Worcester Heatslave Oil Boiler?

Boiler light is on,water pump runs but boiler will not initiate firing sequence when either hot water or heati... [Read more]

2

How can I fix my Vaillant Ecotec Plus 428 boiler problem?

When the outside temperature is very cold, and the boiler fires up to heat domestic water and/or the central h... [Read more]

sime format 80b ?

rattle from pump when central heating on sounds like air trapped in pump changed automatic ai... [Read more]

water boiling into expansion tank?

Hi, when the radiators have been heating up for about half an hour, we hear water boiling which then discharge... [Read more]

Burner on Sime Friendly Format 80E switches off?

Hi and help. My friendly format 80E is not so friendly, The burner in central heating mode will just switch o... [Read more]

no heating?

no heating pump runs what voltage and color wire to divert a motor? hot water working fine. heating fault inte... [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]

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]

1

Water & heating not working on optimax 38 c?

I've changed diverted valve but still not fireing up , fan & pump running

1

diveter or not?

hi I have a ideal izar 30 boiler just replaced pump and dhw dimister getting dhw but no heating ... [Read more]

unvented hot water central heating problem boiler potterson ?

boiler firing ok, watter silender ok but heat not comming to rads watterpump ok ( strong ) pipes hot around th... [Read more]

radiators?

All the radiators are bottom fed so why do 6 of 14 get hot first at the top progressively getting hot downwar... [Read more]

1

Reconnecting central heating radiator?

I have my radiator in one room taken off the wall to plaster. What is the sequence for reconnecting the rad wi... [Read more]

1

Problem with my Vaillant eco tech 428?

I have got a Vaillant eco tech 428 heat only boiler which has been installed to a pressurised heating system. ... [Read more]

1

boiler?

boiler stopped doing hot water,pump runs.changed the diverter valve and the boiler did fire up for 2 mins than... [Read more]

1

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]

How to Protect Your Appliances in a Storm?

Severe weather can mean severe damage to your appliances, particularly if whipping winds, lightning, heavy sno... [Read more]

I have an Ideal classic LXFF 24?

The boiler doesn't seem to be getting hot only reasonably warm even though the boilker control switch is now s... [Read more]

4

boiler goes out after a few minutes?

kingfisher 2 , evrything seems to be working , could the pump be not working although it seems to be, gets af... [Read more]

1

replacement for Danfoss thermostatic cylinder valve with pump switch?

I have been advised to replace the old Danfoss thermostatic cylinder valve but my old one has an electrical sw... [Read more]