How to mend ... Water Thermistor Boiler

intermittant fault on ravenheat csi85at?

on this combi when switched to hot water only boiler does not fire at all.on winter /summer boiler fires on ho... [Read more]

no hot water?

my sime super 90 boiler recently had a new fan fitted which repaired the boiler problem , but now my hot water... [Read more]

Halstead Finest Platinum Water Temp control?

The Boiler does not react to adustments of the water temp setting. It's too hot & need to turn down. Could thi... [Read more]

How can I fix my Halstead Finest Boiler?

I am still having a problem with my Halstead Finest Boiler. The Heating works ok by itself, but when a tap is ... [Read more]

C&M Britony 100 hot water goes hot to cold?

Hello, My boiler has been getting progressively worse and worse and I'm literally getting just cold water o... [Read more]

Saunier Duvall F30E Hot water but no heating?

Hiya. Hot water operates fine however....demand for heat , boiler fires up ok, temp display increases to 77 de... [Read more]

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]

how to change thermistor on biasi m1132sm/e?

as above, on demand the burner goes on and off thus water goes hot and cold even with tap on half demand, boil... [Read more]

No hot water or heating on my ravenheat ls80t boiler?

It started when the hot water cut in and out every now and then until it would not come on at all. We still ha... [Read more]

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]

no DHW on my halstead combi 82?

The central heating works fine on my boiler but does'nt fire up on turning the tap for hot water. Iv'e change... [Read more]

RAVENHEAT ls100t - warm water only, heating ok?

Hello, I'm hoping someone may be able to help. My combi boiler was fitted around 6 years ago, and after two ... [Read more]

Ravenheat CSI 85 DHW?

I'm having problems with the DHW supply from this boiler. Water doesn't reach more than luke warm temperature.... [Read more]

britony combi DHW problem?

when I turn on a tap for hot water, my britony combi boiler ignites and the pump cuts in but after several sec... [Read more]

Potterton Promax 15HE Boiler -relay clicking problem?

Hi, Need some help please. A 6yr old Potterton Promax 15HE on an unvented boiler installation has suddenly st... [Read more]

Glow Worm 30HXI?

Hi Everybody Our boiler has decided not to fire up at all. It had been starting up intermittently over the... [Read more]

How canI fix my sarnier duval boiler?

we have a saurnier duval isofast f35e boiler. Engineer fitted a pcb because following elacement of fuse warnin... [Read more]

Combi Boiler Sime90?

Heating working but the hot water running hot cold hot cold. Engineer so far has replaced Thermistor, Plate he... [Read more]

chaffoteaux calydra 80 problem?

hi,iv a problem with the heating,the boiler fires up to heat the rads for about 10 secs then goes off every mi... [Read more]

How can I stop my Sime Halstead Trio Whining?

Hello everybody. I have a Sime Halstead Trio boiler. When I run the hot water it fires up fine but just before... [Read more]