How to mend ... High Water Boiler

No heating?

My heating didn't come on this morning. The thermostat was on high, but the boiler wasn't doing its thing. ... [Read more]

I think that I have an air lock at the bottom of my hot water system?

I have a potterton boiler, feeding the heating and hot water. The hot water is held in a vented cylinder and h... [Read more]

Glow worm hot water express boiler ?

pilot on ok, fan runs low speed and high speed ok, but boiler will not fire up either on hot water or central... [Read more]

boiler water tank ????

Does anybody know how dangerous a what a i think a leaking water tank is. I have 2 water tanks up in the lof... [Read more]

Baxi boiler pressure too high, fills itself?

The pressure on my Baxi boiler is too high and the release valve keeps opening. When I switch a tap on (cold o... [Read more]

noise in pipes as if overheating?

we usually have the heating set at 40 deg but last night the radiators got a lot hotter than normal and we had... [Read more]

halstead ace high boiler hot water does not get hot when turned on?

when i turn on the hot water it does not get hot only tepid and i have to go thro the sequince a couple of tim... [Read more]

Potterton Prima 50 F main burner will not remain on?

I've got a twelve or thirteen year old Prima F which has run reliably until the last year or so. I fixed the u... [Read more]

Boiler problem - Myson Apollo 50s?

My boiler has stopped heating and my engineer is stumped. I have a small baby and need the heating on asap (t... [Read more]

boiler pressure?

I have a Halstead Ace High Combi boiler. The pressure in the boiler keeps dropping below 0.5bar then it shuts ... [Read more]

boiler pressure?

The water pressure on the boiler was low, zero infact, so i have attempted to refill the system. I can hear... [Read more]

Vaillant VCW GB 242EH Water Temperature?

My boiler is turned up to maximum on both domestic hot water and radiator temperature. The DHW is warm to medi... [Read more]

High pressure on saunier duval boiler?

I have had a problem my suaunier duval boiler we only had it serviced two weeks ago we rang the engineer and t... [Read more]

pressure too high on vokera excell 80 sp?

please help i was turning the pressure up on my vokera excell 80sp and it went up to 4 and started making a ve... [Read more]

I have pressure loss on my Worcester 28cdi combi boiler why?

My worcester 28cdi combi boiler will lose its pressure when it goes cold. I set the pressure to1bar.Then I tur... [Read more]

GlowWorm Swift flow 80 combi boiler-pressure too high???

Can anyone help me as I am paranoid my boiler is going to blow up every time I put the heating on, so I am now... [Read more]

Ferolli Optimax HE31C - Error code d1?

Hmmmm Newly installed boiler working fine for heating but when hot tap is run, after tap is closed boiler g... [Read more]

How can I reduce my Baxi Boiler Pressure ?

It was 0.4, so we opened up the valve to put more water in, but it went up too high (to 2.5). Trying to beled... [Read more]

is my chaffeteaux celtic combi boiler past it?

my boiler has given 20 years of pretty good service but recently central heating is working OK but hot water c... [Read more]

baxi bermuda 401?

should the boiler run for 40 seconds then switch off then run again then do this all the time while it is runn... [Read more]