How to mend Heating Hot Water System Boiler

Permanent F5 fault?

I have a Glowworm 18hxi boiler with a Systemate 2000 Gledhill system. Boiler keeps failing with F5 fault. Ha... [Read more]

Prima f, how to refil cylinder ?

Had to drain prima f system because of bust radiator pipe. Fix radiator pipe. Checked small black tank in lo... [Read more]

2

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]

2

the hot water is ok but no heating?

the hot water system is fine but no heating not even when overriding the programmes tried re-programming and s... [Read more]

Ideal ff series boiler?

Hi Guys I am currently having issues with my heating system, where as more boiler fires up no problem but it c... [Read more]

1

morco boiler not firing up?

morco feb24ed boiler has had new pcb, new pump and now new water pressure switch. As yet still showing low wat... [Read more]

Boiler only noisy when water is put on?

Hi My condenser boiler bangs a bit when the hot water comes on. It is fine when just heating is on. The house... [Read more]

2

Worcester Bosh 24SI II?

When boiler initially switched on it ignites and the heating and hot water works. After about 5 minutes (has ... [Read more]

1

Glow-worm 40B system top-up and inhibitor issue?

My mother has a Glow-worm 40B boiler central heating system in a bungalow and i have recently added a radiator... [Read more]

1

Spectrum Fuel-Miser Mk IV?

My central heating system has a Spectrum Fuel Miser Mk IV which provides: . Electronic temperature control of... [Read more]

2

glowworm betacom 30 problem?

Hello folks, boiler is 2 years old, had plate heat exchanger cleaned/changed/cleaned...dhw sensor replace... [Read more]

1

what could be cause of heating problem?

i have an ariston micro combi 23 mffi boiler the pressure in system keeps dropping to zero , when i refill sys... [Read more]

baxi combi 80eco?

Hi I have a baxi combi 80 eco boiler. The system preasure was too high on examination but has now been bled an... [Read more]

2

how to fix combi boiler problem?

Ravenheat CSI 85 780 series combi boiler fitted 3 months ago, hot water fine but when central heating is on ca... [Read more]

air trapped in worcester bosch 40 cdi ?

My worcester Bosch 40 CDI goes down nearly every time I manually switch it to radiator mode. It may run fine ... [Read more]

Potterton Netaheat boiler and heating system?

My heating won't come on unless the hot water is on and heating up. Once the water has reached it's temperatu... [Read more]

2

siemens RWB9 Programmer Fault?

i have a fully pumped system with zone valves , one for heating and one for hot water, my problem is that when... [Read more]

1

Ideal Classic ff270 boiler keeps losing pressure?

The boiler is designed to operate at one bar pressure when cold. The sealed system has been charged (twice) b... [Read more]

1

WB 42 cdi hot water?

I seem to have air in the hot water system, the heating is bled and works fine, the boiler was working fine ti... [Read more]

Potterton powermax HE. Hot water but no heating?

I have a potterton HE boiler. I have no heating. The actuator is moving on the diverter valve and the pump is ... [Read more]