How to mend ... Boiler Continues Run

Heating ?

My Bosh Worcester Boiler continues to run when the timer is off?? ant ideas?

Pump runs when boiler satisfied?

I recently moved my central heating pump so as to give me heating for my towel rail off the primary circuit. A... [Read more]

Ravenheat 85t?

Can anyone help my Ravenheat boiler will start and fire up on central heating but after a few seconds shuts do... [Read more]

low water pressure F28 lockout, Vaillant Turbomax plus 828E ?

Hi guys, Hope you can help. I've viewed all the relevant and some of the irrelevant posts on similar subjects ... [Read more]

what is causing the problem?

I have a worcester bosch 532i combi boiler, when you run hot water for a while (eg shower) the flow temp cont... [Read more]

Chaffoteaux/Maury 100 Combi - C/H fine - Hot Water Probs?

Had this boiler for 10 years and after some initial teething problems, has worked fine. Recently, although th... [Read more]

pilot light issue... please help?

Hi, Can You help me please ? The Pilot Light on my Puma 80 keeps going out. If I switch on my Central H... [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]

Glow Worm Ultimate control unit fails to switch off pump?

I have a Glow Worm Ultimate Boiler which has a control unit with the following code ULT 100F(its about 10 year... [Read more]

Vaillant GB2 EH - Got DHW but no CH and its freezin!?

Hi Guys - am in desperate need for tips on how to fix our Vaillant VCW-GB-282 EH Combi. Installed about Apr 19... [Read more]

POTTERTON SUPREMA 60L?

When the hot water and central heating are turned off by the controller the central heating pump continues to ... [Read more]

Phantom starts?

Combi 80 Central heating off, summer use of hot water only. Boiler static,power on, when extract fan starts sh... [Read more]

How can I fix my Potterton Suprema 80L 5 year old?

Can anyone help with my boiler. Boiler goes to intermittent lock out, red light only flashing. Can go to lock ... [Read more]

need help with a continually running boiler?

my boiler does not fully switch off and the pump continues to run but the radiators do not heat up even though... [Read more]

Baxi 105e instant fan continues to run and will not switch off?

Hi there. I have a Baxi 105e instant boiler. When heating DHW it goes through correct sequence as described... [Read more]

How to fix/diagnose problem with my Vaillant combi boiler VCW-GB 242E?

When the hot tap is run or the heating switched on, the boiler ignition continues to spark, but the boiler doe... [Read more]

Apollo Fanfare Boiler?

Same as Andy Mills. Have changed pump, overheat thermostat and fan...all work fine. Then intermittant problem ... [Read more]

My Ferroli Boiler is not giving constant hot water?

Hi, I hope someone can help!! When trying to run a bath I am not receiving a constant supply of hot water. ... [Read more]

Worcester combi 240?

After you draw off DHW the pumps cuts in to remove residual heat, but at times it continues to run and the boi... [Read more]

the dreaded ariston question?

i still have a ariston euro combi a/23. i was told the air pressure switch may be at fault for the lack of co... [Read more]