How to mend ... Boiler Keeps Running

Baxi Bahama 100 boiler problem?

I have a Baxi Bahama 100 boiler and it is constantly asking for heating and water. When the boiler is just sw... [Read more]

Ravenheat RSF 84ET operates continuously?

The boiler fires up on its own when there is no demand from timer or room stat and because the recirc pump is ... [Read more]

worcester combi boiler 28i water running cold?

had a worcester combi 28i for about 4 years and am having some problems, heating seems ok but when run a bath ... [Read more]

L E flashing on my baxi 130 he boiler?

Please help me I was told to replace the black safety thermostat which I have done and also the fan protector ... [Read more]

Baxi Bahama 100 that will not fire?

Heating stopped working and a few days later the HWS stopped,diverter chatters when tap is opened and green ne... [Read more]

How can I Fix My Ravenheat 820/20 boiler?

My ravenheat 820/20 boiler is supplying hot water but no CH. After a basic fault finding mission I discovered ... [Read more]

Ferroli Tempra 12 will not run?

This boiler has been problematical from the outset. It has been fitted with a new PCB and gas valve module. It... [Read more]

hot water problem?

I have a ravenheat CSI 85AT boiler the heating works fine but last week the hot water was only running for a s... [Read more]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [Read more]

Potterton Netaheat - pump is on when system is off?

I have a Potterton Netaheat boiler - (not sure of the model number). This morning, although the system was tu... [Read more]

Worcester 350 combi boiler keeps shutting down?

My 11 year old Worcester 350 boiler will get to temperature and then completely shut down after approx 40 minu... [Read more]

What is wrong with my Potterton Kingfisher 2?

My Potterton Kingfisher 2 floor standing gas-fired Central Heating boiler has started to make a very odd noise... [Read more]

i have a potterton envoy40 and its been running fine and now wont light?

hi i have a potterton envoy 40 combi boiler its been working on constant for a week my partner turned it to tw... [Read more]

Why does my Potterton Profile Boiler not fire up?

I hope some one out there can help me to diagnose the problem with my Potterton Profile which will not light.... [Read more]

PCB for worcester 35cdi mk2 rsf boiler?

Following the fault dianostics, given a fast flashing red lamp, on J flowchart in the owners manua (The fan no... [Read more]

Vokera Excell. Heating system ok but no hot water!!?

Our boiler is operating ok but we are not getting any hot water. If the boiler is not running,usually it kicks... [Read more]

sime 80e ingition board [boiler control ]?

hi, I have a problem on my sime 80 e friendly boiler id number 0063as4782 cd number 8092955 ser number 3001... [Read more]

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [Read more]

glow worm swift flow 100 HELP?

Hello a few years back i had a problem with my swift flow 100 combi boiler, the pilot light wouldn't light. Af... [Read more]

Baxi 105e c/htg cuts out of its own accord?

No problem on hot water. C/htg does not cut in if temp lights display a high temp. To get the boiler running... [Read more]