How to mend ... Heat Boiler Pump

Central Heating system?

Update on my question of pump operating when not calling for heat. The pump makes a noise while doing this but... [Read more]

siemens RWB9 Programmer Fault?

i have a fully pumped system with zone valves , one for heating and one for hot water, my problem is that when... [Read more]

how to fix my combi?

hot water ok turn heating on pump going but no heat all rads air out water topped back up so arrow is in the ... [Read more]

Worcester Boiler cycling and not heating properly?

After a few hours goes to ignition lockout. Cycles every 20s or so, even though can hold hand against exit pi... [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]

how do i?

i have a baxi solo pfl 50 heating boiler..the heating side works ok but when i just want to heat the hot water... [Read more]

How do I stop my grant euroflame 50/70 from locking out?

I have a grant euroflame 50/70 (oil feuled boiler) and when the boiler reaches temperature it shuts off fine b... [Read more]

How can I fix?

Rave heat RSF 820/20!old combi boiler no hot water no heating pump running is it worth being repaired

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]

vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]

Glow-worm 60 FF Boiler Problem?

My boiler is 7 years old up until 3 months ago it was going fine but then started to make a loud droning/windi... [Read more]

1980's Potterton boiler fires up, but radiators not heating?

My old boiler, regularly serviced, fires up, but the radiators don't get hot and I don't think the water is ci... [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]

How can i fix my Ariston A23 Mffi E Combi boiler NO DHW URGENT?

No Dhw, runs cold after a few minutes when demanded either alone or with CH demand, the burner continues to ru... [Read more]

Ferroli 38 HC/Heat Exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]

How Do I Trace the Cause of my Central Heating Boiler Fusing My House Elect?

I have A Grant Combi 90 MKII Oil Burning Boiler. When it fires up to heat the water or for the heating to com... [Read more]

how to stop heating pump running all the time?

warmflow condence oil boiler system,switched live from boiler live all the time thus heating pump runs all the... [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]

Potterton Promax 15 SL?

New boiler 1yr old fitted by BGas who also charged for a power clean?. British Gas home care changed fan last ... [Read more]

Ferroli Boiler HE 38C/Heat exchanger?

DHW Run's hot and then goes cold? I have a Ferroli Opimax HE 38C 4 years old, When I turn ON DHW run's hot a... [Read more]