How to mend ... Hot Water Thermistor

Glowworm micron 40FF Thermistor Rod?

A month ago I was having to reset the boiler frequently because the Reset light would come on. Eventually it s... [Read more]

Chaffoteaux & maury heating issues?

I am having problems with my domestic boiler at home, the boiler fires up and then goes off immediataley. Faul... [Read more]

hot water not firing when required?

dhw not working when required on third dhw thermistor so this time checked the micro switch on three way valv... [Read more]

my perfecta 24 powers up extract fan motor runs but no ignition?

when boiler is switched on the boiler cycles you can here the fan motor start up but boiler fails to light (no... [Read more]

Boiler keeps switching off Alpha CB24x?

I have an APPHA CB24X COMBI BOILER. My boiler starts working ok, but after a while it switches itself off. and... [Read more]

Boiler keeps switching off?

I have an APPHA CB24X COMBI BOILER. My boiler starts working ok, but after a while it switches itself off. and... [Read more]

Sabre 25HE DHW Problem?

My son's Sabre 25HE has a DHW problem in that the water runs hot and then the boiler stops firing and runs col... [Read more]

help me f10 fault?

the glowworm 30ci boiler is 3 years old and we have no heating and hot water and the boiler was flashing F5 we... [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]

Baxi Genesis 80 not firing consistently?

My boiler occasionally fails to fire for both heating or hot water - it is inconsistent. I called in the engi... [Read more]

My Baxi 100/2 HE boiler fires up for 20 -30 mins the cuts out on lockout?

My Baxi 100/2 HE boiler fires up for 20 -30 mins then cuts out on lockout. It started intermittently, hot wate... [Read more]

Hot water prob - Vaillant Turbomax Plus?

For about the last 6 weeks or so our hot water temp has been very unstable. The boiler fires and heats wat... [Read more]

protherm 80e?

my heating is working ok,but i have no hot water either when heating is on or off. should i change the diaphr... [Read more]

Ravenheat 85 cycling on/off?

My ravenheat 85 a works fine when asking for HW however when the CH is demanded the burner will ignite, burn ... [Read more]

Hoover SE220 wont heat from cold ?

My hoover SE220 wont heat cold water but maintains heat on hot wash(watched current draw)Timer switch steps bu... [Read more]

Vokera Compact Combi Boiler?

I keep having to top up the water in my system as the pressure drops cutting off the boiler. I have found that... [Read more]

38CXI F14 fault?

When i run my hot water tap water is slightly warm and my radiators start getting warm.An F14 fault appears an... [Read more]

How to you clean sludge from a Protherm 80e Combi?

I have a Protherm 80e Combi. The heating cuts out when it hit's a certain temp. I don't get an error message. ... [Read more]

Ravenheat CSI 85T?

Hello, I've had a good look around this site and can't find an identical issue, so I'm hoping someone can h... [Read more]

How can i fixMy Glowworm Micron 70FF?

My 70ff Boiler has had difficulty igniting. I would find that the fan was running but the boiler/rads were col... [Read more]