How to mend ... Boiler Replace Tap

How do i replace the o ring on the H/W valve?

Hi, Baxi 105e boiler is whistling when heating is on, if i run hot water tap it stops, have read that it can b... [Read more]

boiler part?

I need to replace the black filling tap on my feroli boiler. Do you know what it's called and where to get it,... [Read more]

Ariston Eurocombi boiler fails to fire?

Hi I have an Ariston Euro Combi boiler. For some time the burners have been slow to fire up on demand (on bot... [Read more]

how do i replace a DHW Diaphragm on a baxi 105e?

When the boiler is set to either central heating or hot water the boiler does not fire up when turning taps on... [Read more]

Glow worm 35 ci combi dripping ?

Hi i have recently replaced a broken bleed valve on a radiator which caused the pressure in the boiler to redu... [Read more]

Baxi 105e fault- barely any CH, HW little better. Ideas?

Unsure if this is 2 separate problems or just 1. Would love some help. My rads have been almost cold for 1... [Read more]

Ravenheat combi boiler continually firing then shutting down?

My 3 year old Ravenheat CSI 85A combi boiler developed the following fault: Firstly, the domestic hot water w... [Read more]

How can I fix my Chaffotaux & Maury HE combi boiler?

When you turn the hot tap on the boiler fires up but then after a few seconds it stops working and EO4(no flam... [Read more]

Ravenheat Fan Combi Boiler CSI85 not firing?

Hi, I have had to replace the fan & housing as the old one kept grinding to a halt. When the hot water tap is ... [Read more]

ideal isar combination boiler radiators keep getting hot!?

Hi My radiators heat up when they shouldnt especially when running the hot tap. Also the water runs hot and th... [Read more]

Halstead High Ace - DHW not turning off?

After turning off the DHW tap, my Ace High boiler stays in Hot Water mode - this also heats up the radiators. ... [Read more]

Isar HE30 problems?

We have the Ideal DH30 Isar combi heater. I am having a problem with it recognising the thermostat for the c... [Read more]

How can I replace diaphragm without my instruction manual ?

My Vaillant ( think it's a turbo as has black panel with green knobs as described by others ) is ten years old... [Read more]

No hot water [Valliant boiler, Turbomax VUW 242]?

Just recently my boiler won't heat the water in the bathroom taps or shower, the boiler fires up but the water... [Read more]

Replacing hot tap gland on a combi boiler system ?

I need to replace the kitchen hot tap gland on a hot water system with a combi boiler. How do I turn off the h... [Read more]

Valiant VCW GB221H does not fire on demand?

I have a combiboiler of the above model. It has been shut down for the past 12 months or so. I have flushed th... [Read more]

hot water tat on basin still running?

hot water tat on basin still running when i turned water off i have a combi boiler what do i do to stop tap fr... [Read more]

Baxi 105E spark generator?

When hot tap turned on boiler does not ignite for about 15 seconds then fires causing a whoomp service engine... [Read more]

how can i replace thermostat apollo?

the hot water has suddenly become very hot in the tap the Myson apollo 15/30b boiler is set on lo thermostat s... [Read more]

Sime super 90 - Water only heated when tap on full?

I've got a Sime Super 90 boiler and have started having problems with it. The central heating works fine but t... [Read more]