How to mend ... Boiler Heating Works Hot

optima 701 ferroli does not work on central heating but it gives hot water?

My optima 701 ferroli combi boiler works very well only 0n hot water but when its knob is turned to turn on th... [Read more]

Ravenheat Fanned Combi RSF 82ET - Flame Failure?

My Ravenheat Combi works fine most of the time but occasionally it locks out with the yellow flame faliure lig... [Read more]

why dose`nt my why water heat up(baxi combi instant 105e)?

my preheat on my baxi combi instant 105e works fine ,but when i turn on the hot water tap the boiler won`t fir... [Read more]

whats up falcon ferroli boiler?

my ferroli boiler works on hot water but wont wont fire up on heating i have replaced heating thermistor?

whats wrong with my friendly format sime 80e combi bolier?

hi woke up today boiler not well any ideas what could be wrong? heating works fine,however problem with water ... [Read more]

Ravenheat Fanned Combi RSF 82ET - Hot water but no Central Heating?

Hi there, my ravenheat combi works fine when I turn on the hot water taps but the central heating has not work... [Read more]

Vaillant turbomax 824e not supplying hot water?

hi have a trubomax boiler which when running direct hot water on full setting and tap fully open seems to ... [Read more]

problem with hot water supply from a worcester 24i rsf?

Can anybody give me any suggestions on a problem im having with my combi boiler its a worcester combi 24i rsf ... [Read more]

No hot water but central heating works on my Vaillant TURBOmax VUW 242E, 28?

Boiler does not ignite when hot water taps turned on but central heating does turn on. Can I fix this without... [Read more]

what could be wrong with my boiler?

I have a glow worm compact electronic 100.The central heating works fine but but hot water is a hit and miss. ... [Read more]

Protherm 100EC - Hot water problem?

Central heating works fine - but no hot water - any ideas. Two plumbers round already who don't know anything... [Read more]

ravenheat 820/20 combi boiler ?

When I run the hot water tap, the water is cold, the pilot light doesn't start up, but when I put the central ... [Read more]

hot water problem?

I have a ravenheat CSI 85AT boiler the heating works fine but last week the hot water was only running for a s... [Read more]

low water temp from combi boiler?

Could anyone let me know what may be the problem. My combi boiler works perfectly on the central heating side... [Read more]

ferroli boiler cutting out?

My ferroli central heating boiler works fine for the hot water but keeps switching off on the central heating ... [Read more]

how can i change water filter on saunier duval?

My central heating works but i have no hot water, this is a combi boiler and have been told that i need to ch... [Read more]

Boiler works but doesn't get CH to required temp?

My Alpha 240E boiler will produce hot water and some heat for central heating but it goes on for a bit then st... [Read more]

vaillant hot water problems?

got vaillant 828 turbo plus 3y old.hot water slow to cut in sometimes takes 20 mins sometimes 10 secs,have fit... [Read more]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]

Heating not working, but there is constant hot water supply?

I have a valiant combi boiler, which works ok when hot water is needed, but the ignition light goes off each t... [Read more]