How to mend ... Valve Boiler Problem

Potterton Netaheat Radiators working, but no hot water?

I have Potterton Netaheat 16-22 Mk11, during cold weather boiler heats both radiators and hot water, but in wa... [Read more]

modena102 ch problem?

i have a modena 102 that heats water perfectly but on ch pressure rises boiler creaks and after 30 seconds ish... [Read more]

Worcester heatslave 9.24 - can't re-pressurise!?

Hi - just moved into a new house, with functioning boiler (worcester heatslave 9.24). Bled the radiators (lot... [Read more]

boiler will not light?

I have a Biasi M110.32SM/E . Problem is cant ignite boiler in domestic or ch mode. Fan runs but nothing ignite... [Read more]

My boiler pump runs continuously and fires even when timer switch is off?

I have a potterton boiler, potterton time switch with HW and CH having separate controls. The boiler recently... [Read more]

Baxi Combi 105e - flame-out problem?

My boiler runs oK on CH & hot water. However if I shut the CH off from the Controller ,the Boiler keeps runnin... [Read more]

Valliant Bolier?

I have Valliant Turbo bolier too with a similar problem..... When I turn a hot tap on the bolier does not fi... [Read more]

MY COMBI DOES NOT WANT TO FIRE UP!!!!!!! HELP?

I have a potterton gold 24he combi The boiler keeps displaying e133 (gas fault) and it takes about 20 attempt... [Read more]

Boiler not pressurising - Halstead finest gold?

I have a Halstead Finest Gold Combi boiler. I used to put pressure into the system by turning a value lever at... [Read more]

problem with glowworm 50bf (balanced flue)?

pilot lights fine. when calling for both heating and hot water pump runs but burner will not ignite or should ... [Read more]

vokera linea 24 water pressure keeps dropping?

I over pressurised the water pressure and appeared to have triggered the safety valve, the water drained off t... [Read more]

How can I diagnose my Glow worm Fuelsaver F100 boiler problem?

My ageing, but until now perfectly reliable, Glow worm wall mounted central heating boiler appears to have dev... [Read more]

how can i fix a vokera boiler?

how do I fix a pressure problem on a Vokera Compact 24 Boiler? The pressure goes to 3 bar in the red & when I ... [Read more]

Water pressure on a Sime 100e combi-boiler?

... after replacing the diverter valve diaphragm, dhw heat exchanger and cleaning the inline filter I'm still ... [Read more]

Sime Friendly Format 80e, replaced diverter valve but rads. still get hot?

Boiler: Sime Friendly Format 80e Problem: Radiators get hot when DHW is run. I had assumed this was the di... [Read more]

Vaillant ecoMax boiler - no hot water?

Getting CH and checked CH pipes after running hot tap to check if it was valve problem. Nothing! Could it be... [Read more]

problem with hot water been expelled....please help! thanks?

My combi boiler (model puma 80e) saddenly started expelling hot water with lot of pressure into the garden fro... [Read more]

Ferroli Falcon II - Pressure valve problems? Please help!?

Hi, for months we've been topping up the boiler, and now it's every 2 days or so, and usually drops when I've ... [Read more]

FER (Ferroli) combi boiler.sre no 0126L8129?

C/H working ok. Hot water temperature is not regulating and gets dangerously hot. Termister is clean and che... [Read more]

My Potterton Puma 80 has pressure build up problem!?

When the boiler is providing hot water only everything is fine, operating without any problem. But when the c... [Read more]