How to mend ... Boiler Fault Problem

How can I diagnose my Glow worm Fuelsaver F100 boiler problem?

My ageing, but until now perfectly reliable, Glow worm wall mounted central heating boiler appears to have dev... [Read more]

Sime Friendly Format 80e, replaced diverter valve but rads. still get hot?

Boiler: Sime Friendly Format 80e Problem: Radiators get hot when DHW is run. I had assumed this was the di... [Read more]

how can i fix this problem? ferroli Optimax 25c boiler?

My heating and hot water do not come on. i have a ferroli optimax 25 c boiler. the display fault is as f 01. ... [Read more]

What is the problem with my Worcester Combi 350 boiler?

I have a Worcester 350 Combi boiler. During the last two to three weeks the pressure showing on my boiler pres... [Read more]

I have a Baxi Solo 2 PH60 boiler which has an intermittant start up problem?

My boiler was installed by British Gas in 1998. It has been fine but for the last couple of months it has deve... [Read more]

Why does water pressure drop in my boiler...Fault F22?

I have the same problem. The pressure drops about 3 to 4 times a day. The boiler of less than 2 years old and ... [Read more]

How to solve Vokera Linea 24 slow pressure rise?

I've had the above boiler since about 2001, and it's been working well. The only thing I've changed since is t... [Read more]

how can i fix my baxi 105e?

the problem started with the boiler not firing when hot turned on also sometimes for both heating and hot wate... [Read more]

Glow worm gas boiler 30 hx1?

Boiler fails to light up and shows fault code F9. What is the problem?

Gas valve failing to open on ferroli domicompact f24b?

My boiler has been working fine, used it last night before bed with no problems or noises. Woke this morning ... [Read more]

baxi 105e not changing over to central heating?

boiler appears to be stuck on hot water even though central heating his selected and time clock and thermostat... [Read more]

Drains test?

I have to do an air pressure drains test for a new build that is nearing completion. There are 3 pipes to test... [Read more]

WORCESTER 28si II COMBI BOILER?

we have the above boiler ...when running a bath we noticed that after 3-4mins the water would run cold ..got a... [Read more]

Fault code 04 with Vokera Linea Max combi?

The boiler keeps shutting down or not starting and shows error code 04 - insufficient pressure or flow, but th... [Read more]

central heating problem?

the only way i can get radiators in the sitting room and hall to work is i have to turn off the radiators off ... [Read more]

My Worcester Greenstar HE Combi boiler blows itself out. What is the fault?

My Worcester Bosch Greenstar HE combi boiler (Model: ZWB 7-27 HE combi) has developed a problem where 30 secon... [Read more]

how can i fix the problem with my boiler?

Potterton Lynx 2 boiler ref GC 47 -590 -08 will only work intermittently in the 24 hour mode and will then cut... [Read more]

domestic hot water problem Baxi 105e instant?

In all respect my boiler appears to do everything it should.No fault warnings,sounds right,fires up on demand ... [Read more]

Protherm Combi Boiler fault code F.0 what does it mean?

My daughter has a Protherm Combi Boiler, but doesnt have a manual. It keeps displaying fault code F.0 but the ... [Read more]

worcester boiler problems?

i have a worcester 24si 11 i seem to have a faulty reset problem is this a common fault with these boilers