How to mend ... Pressure Engineer Valve

Valiant Eco tech plus combi bolier?

I recently had my filling loop and valve changed, as i had a problem with the pressure going up and i had to k... [Read more]

Saunier Duval F35E auto-vents down to code 21 in minutes?

7 year old boiler, noticed code 21 (radiator circuit pressure low) so she opened the filling loop but left it ... [Read more]

Have a vaillant ecotec plus 824. The water gets hot then goes cold?

Have a vaillant ecotec plus 824. Real problems!!The water gets hot for about a minute then goes cold and stays... [Read more]

potterton promax boiler loosing pressure?

My boiler keeps loosing pressure soon after heating turned off. engineer has changed the pressure valve and fo... [Read more]

Pressure constantly dropping and then the heating will not operate?

The pressure is set at approximately 1.5-2.0 bar. Over a period of 3-4 days the pressure drops to below 1.0 b... [Read more]

problem dry fire baxi 133he plus?

i own a baxi 133he plus which has worked fine all day then all of a sudden when i turned the heating up it wen... [Read more]

Vaillant Ecomax boiler - Fault Code F22 - Please help?

Major probs with my ecomax boiler. Over 2 weeks ago, when in shower noticed problem whereby hot water would ru... [Read more]

why am I losing pressure on my Main Combi 24 HE?

Our boiler is barely 18 months old but we've had constant problems with the noise and pressure. it is now at t... [Read more]

Potterton Performa 28 hot water / central heating issue?

I wonder if any of you can help please? For some months now, whenever I run hot water, the central heating com... [Read more]

my halstead ace gains pressure really quickly?

Can any one help. I have spent a fortune with a fitter with countless new parts over the last 4 weeks. The sym... [Read more]

Tiger loop empties sporadically?

This is an odd one - The reservoir on the tiger loop and oil line empties but not all the time - tried a new t... [Read more]

Worcester Greenstar 24i junior: doesn't work!?

Hi I've just moved into a new property, the boiler is only about 2 years old; when I moved into this house th... [Read more]

Problem with worcester bosch combi 28siII?

A leak was found in heat exchanger of our boiler, replaced exchanger along with a gas valve, overheat stat, el... [Read more]

Worcester Bosch 28 si II indicator fault light?

My Worcester bosh boiler for some time now has been losing pressure and letting out water from the release val... [Read more]

how can i fix my boiler?

i have a ferroli optima 901 boiler i changed the pressure vessel as my heating engineer said that was the prob... [Read more]

Worcester Bosh Boiler 24/28 si II?

I have a Worcester Bosh boiler that keeps losing pressure from what I believe to be the pressure release valve... [Read more]

GlowWorm Ultracom 30cxi boiler high pressure ?

I have a GlowWorm Ultracom 30cxi boiler, fitted 2 years ago. Recently had a problem whereby the pressure bar ... [Read more]

how can i fix ravenheat LS100 combi boiler?

my Ravenheat combi LS100 would not give hot water without turning the heating on. we put up with this until th... [Read more]

Valliant eco plus losing pressure - real mystery?

Hi all, My boiler keeps losing pressure on a daily basis and has been doing so for over 2 months. At first... [Read more]

Baxi combi 105E Saftey thermostat neon flashing flame failure neon flashing?

Baxi combi 105e After 2/3 days the safety thermostat and Flame failure neons flash cutting out boiler.reset... [Read more]