How to mend ... Wrong Boiler Fine

saunier duval thelia 23?

new house - dead boiler. I have replaced the diverter valve & piece which it mounts to, now the micro switches... [Read more]

low pressure in my Sime format 80c?

I have a sime format 80c boiler installed about 1 year ago. The pressure on the boiler goes low, for no app... [Read more]

Myson Apolo 30s does this use 240v mains switching?

I have had to replace the main timer on my central heating system. I have gone for a siemens RWB7 electronic t... [Read more]

Emergency shutoff won't reset on Glow-worm Betacom 30?

The emergency shutoff light on my Glowworm Betacom 30 combi boiler has come on and will not allow me to reset ... [Read more]

Ravensheat RSF 100ET - No Hot Water?

I have a Ravensheat RSF 100ET Combi-Bolier. The combi-boiler manages to heat up the radiators fine, but recent... [Read more]

What's wrong with my Glow Worm Ultimate Boiler?

My boiler has started to make noises when it first comes on and when the heating goes off. They are banging n... [Read more]

What is causing my boiler to randomly operate the central heating?

My boiler, a Potterton Puma 80e, works fine on the hot water cycle, but randomly operates the central heating.... [Read more]

gas valve trips out ?

Hi I’ve got a Glowworm swift flow 80 gas combi boiler, The pilot light went out, installed a new thermocoupl... [Read more]

Vaillant VCW GB 242 EH?

I have a vaillant vcw gb 242 eh boiler that was already in my flat when i bought it, i have no idea how old it... [Read more]

My netaheat (potterton) 10/16 pilot light problems?

By boiler turns on fine (on timer) but after about 1-2 hours it switches itself off. When trying to ignite aga... [Read more]

My hetaheat electronic 10/16 pilot light problems?

By boiler turns on fine (on timer) but after about 1-2 hours it switches itself off. When trying to ignite aga... [Read more]

problem with Glow-worm Hotwater Express 80 boiler?

hi there, my boiler will only heat water when it is set to Winter (heat plus water). im loathe to replace it ... [Read more]

what is wrong with my glow worm mark 2 boiler ?

i light the pilot light and thats ok, turn on the thermostat and the timer and the boiler fires up, stays on f... [Read more]

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]

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]

i have a potterton envoy40 and its been running fine and now wont light?

hi i have a potterton envoy 40 combi boiler its been working on constant for a week my partner turned it to tw... [Read more]

Whats wrong with my Boiler ,sime farmat 80c?

Hi there I realy need help with my boiler, everything turns on fine apart from when its about to fire up, w... [Read more]

How can i change the valve in my Vokera Excell 80SP combi-boiler?

I have a Vokera Excell 80SP combi-boiler in my house. We have it serviced every 6months and about the time we ... [Read more]

central heating ok but no hot water most of the time?

I have an alpha CB28 combi boiler, central heating working fine. Hot water only heats for about a minute after... [Read more]

Fix Ariston Eurocombi Boiler?

Hi, I have an Ariston Eurocombi boiler. Problem: Get Hot water only when Central Heating is on. Central H... [Read more]