How to mend ... Boiler Going Stat

How can I replace stat/ divertor valve assembly Ocean Style FF combi boiler?

Leaking divertor valve

boiler does not obey progammer?

I have a Potterton netaheat electronic, a honeywell ST699B programmer and honeywell room stat. The boiler fire... [Read more]

Can I fit a wireless Danfoss thermostat to a Worcester 28 CDi Boiler?

I have a Worcester 28 CDi RSF Combi boiler running solely on it's own thermostat. I also have wall-mounted wir... [Read more]

whats wrong with my glowworm boiler?

my glowworm micron 50ff boiler is constantly lighting and switching itself off after a few seconds and seconds... [Read more]

what is wrong with my glowworm micron50ff boiler??

my glowworm micron 50ff boiler is constantly lighting and switching itself off after a few seconds and seconds... [Read more]

Pump and Boiler always running?

Even if the programmer is off for both water and heating, if I turn the boiler stat up until it clicks, the bo... [Read more]

vaillant combi 242eh?

all works fine until temp is reached,then boiler refuses to relight until switched off and back on by mains sw... [Read more]

problems with worcester 350 hot water supply?

Can anyone help me fix a problem with my worcester 350 boiler? It runs ok on heating mode but when a demand fo... [Read more]

baxi bermuda pw2 back boiler fault?

baxi bermuda pw2 back boiler.. pilot light staying alight but main burner not firing up when thermostat is tur... [Read more]

Baxi Combi 105 HE condenser boiler pump question?

Can any one point me in the right direction with regards to the pump operation after the CH shuts down after b... [Read more]

Worcester Greenstar CDi Boiler will not light?

Worcester Greenstar 40 CDi Conventional Boiler GC number 41-311-72 will not light. New boiler last year, OK un... [Read more]

Glow worm micron 50ff boilerstat?

Hi, I have a Micron 50 ff which seems to work perfectly in that the burner comes on when required and heats wa... [Read more]

saunier duval thelia 23?

new house - dead boiler. I have replaced the diverter valve & piece which it mounts to, now the micro switches... [Read more]

Glowworm ultimate 50FF tripping?

Hello, I have got open vented heating system with Glowworm Ultimate 50FF boiler. The system keeps tripping of... [Read more]

How can I get operator/service manual for DIA20 combi boiler?

Looking to download service and operators manual for Ariston combi boiler DIA 20 MFFI CE to hard wire in a roo... [Read more]

vokera 24e maxin?

if the limit stat is faulty, would this stop the boiler from firing up

how do i fit a timeclock to a saunier duval isotwin condens f35e?

i can't find any info on how to fit i timeclock to the boiler as a client wishes the heating to be timed.would... [Read more]

How do I fix my Potterton Netaheat MkIIF 16-22?

My boiler starts it's cycle on room stat demand. The internal fan runs, the pilot ignites, after 20 secs the m... [Read more]

Which thremostate has gone?

I have a Sterlinig PP combi boiler (Chaffoteaux et Maury) and it sipply will not switch off when on the centra... [Read more]

Boiler fires when it shouldn't?

Got a Performa 28 combi. I've noticed that sometimes when no heat or hot water are called, the boiler fires up... [Read more]