How to mend ... Boiler Not Running

Should room stat switch off both boiler and pump?

My room stat seems to control the motorised valve only.When closed,pump stays running and boiler still fires n... [Read more]

Boiler fails to start when cold?

Have got a vokera maxin 28e boiler which has been moved from kitchen into garage however now when cold it fail... [Read more]

heating stat on boiler?

the heating stat on quattro gold turns boiler on but it keeps running swpt heating stat for dhw no change wont... [Read more]

Flexicom 15x running water sound?

Just had a new pump after a repeated F22 fault. It now starts up, runs up to around 44 degrees then, the temp... [Read more]

Greenstar CDi combi boiler overheating?

Hi, Greenstar CDi combi boiler 3 years old. Top floor radiators cold so bled, this dropped water pressure to z... [Read more]

Biasi M90F.24s?

Boiler was running ok! then sprang a leak that was traced to the main flow switch membrane. This was replaced ... [Read more]

I have a problem with my Potterton Promax Combi HE Plus boiler?

I have a 6 year old Potterton Promax Combi HE Plus boiler, which stops working and gives the E160 error messag... [Read more]

Potterton boiler not firing?

Boiler not firing although motor is running. Please advise

worcester greenstar?

the pressure on the boiler when i set it at 0.9 bar rises to 3 bar yet the pressure on the washing machine say... [Read more]

the boiler drops pressure when the hot water is used ?

when we use the hot water the pressure drops quite a lot to the point that the boiler sounds like it is runnin... [Read more]

ideal mexico groaning?

My Ideal Mexico 2 year old boiler groans when running.It runs and heats great but this fairly loud groaning no... [Read more]

boiler internal fuse keep blowing out!?

I have a combi glow warm 30cx flexicom .boire keep blow out the internal fuse(2amp) 10 min after running the ... [Read more]

boiler locks out after running for approx 10 mins?

i checked a boiler for a friend, it fired up, run for approx 10 mins then locks out & the pilot light goes out... [Read more]

How can I fix my Saunier Duval Semia Condens boiler?

The Central Heating (CH) side works perfectly but the Domestic Hot Water (DHW) has developed a problem, thus..... [Read more]

How can I fix my Vaillant Turbomax Plus combi boiler?

Have recently drained and refilled system. Turned boiler on and after an hour or so pressure was around 2 bar,... [Read more]

how can i fix my boiler potterton profile 80?

boilor running but not lighting ' i blew into pressure switch boilor lighting after some time of working ok th... [Read more]

Potterton profile 40e ignition problem?

Hi can anyone help, I have a potterton profile 40e the boiler has been running fine until the other morning. I... [Read more]

f1 fault on 23 kw jaguar boiler?

boiler fires up on heating and hot water then goes into f1 fault change flame probe and pcb board replaced,fan... [Read more]

Vokera Compact 24 Fault?

No Central Heating or Hot Water The red light and fan are running constantly even when the switch on the fron... [Read more]

pressure gauge on combi boiler?

I have a Ravenheat RSF 820/20T fanned combi the pressure gauge on it shows an increase in pressure above the i... [Read more]