How to mend ... Boiler Water Burner

Worcester 240 Boiler. Water is hot with tap half open, cold when fully open?

I have a Worcester 240 gas boiler. Recently, I've noticed that if a hot water tap is partially opened there is... [Read more]

ferroli f30 boiler will not switch off?

Hi, I have a ferroli f30 boiler and the heating and hot water just keeps getting hotter. The boiler burner wil... [Read more]

How can I fix my Chaffoteaux Britony boiler SE 80?

The hot water, whether the heating is on or off, fluctuates between hot and cold in a 30 odd second cycle. The... [Read more]

My Glow worm Space Saver 50 boiler appears to have overheated?

The boiler was having trouble firing up on Saturday morning, this appears to have been solved by securing the ... [Read more]

pilot light on but main burner not kicking in for hot water?

combi boiler britony ii supply for hot water only,pilot light on but main burner not kicking in when hot water... [Read more]

problem with Sime 105 Super Mk 2?

Hi, I have a problem (again) with my Sime combi boiler. When the burner flame switches off on either heating o... [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]

Micron 40ff heating up then cooling right down before starting up again. ?

Please help I have a Micron 40ff with radiators with TRV's & a room stat, I replaced the old style PCB about 3... [Read more]

why does my combi boiler run a full pelt?

I have an alpha 240 eco combi boiler. On Monday i came home to find the heating had stopped working. On inspec... [Read more]

Baxi 80e ch not getting warm?

My Baxi 80e boiler is heating my water fine but not my ch. There are no fault lights flashing and the timer is... [Read more]

my boiler does not change from Ch to HW?

My Baxi bermuda 552 back burner does not change from central heating to hot water how can i fix it as there i... [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]

Central heating is freezing?

My Baxi 105e combi boiler is playing up.The hot water is great but the ch which is normally very good and warm... [Read more]

main combi 24 he?

main combi 24 he? We have an erratic problem with the red flashing burner fail light. Heating fails and we ha... [Read more]

Powermax HE 85i Error codes?

I discovered this morning my boiler was displaying A04 (overheat stat open/gas valve failure) iaw fault codes ... [Read more]

Glow Worm Space Saver 60R CF Mk2 turns off after 3 mins?

The pilot seems to be strong and the flame is on the Thermocouple, I have checked for overheating, of which th... [Read more]

Boiler and Hot water not working properly-easy fix?

Hi, My oil-filled heating system isn't working. I have an external Grant combi-boiler, and suddenly, 3 days b... [Read more]

baxi genesis 80 c/heating woking but no hot water?

I have a baxi genesis 80 c/heating combi boiler , it had been off for a few months. on start up I could get th... [Read more]

how can i fix my glow worm 40ff boiler?

hot water ok but boiler doesn't ignite when central heating is switched on. thermostat is on, but the burner l... [Read more]

POTTERTON PERFORMA 24 NO HOT WATER BUT CENTRAL HEATING FINE?

as soon as the hot water tap is opened the pressure on the boiler increases 0.5 bar to 2.0 bar. and the boiler... [Read more]