How to mend Heating Fault Valve

Ferroli Optimax HE31C Error Code NOcn?

I have a Ferroli Optimax HE31C Boiler and it has been working fine for years but all of a sudden it has fault ... [Read more]

Ferolli optimax He31 c d1 fault code?

Hi there. I am showing d1 on the display of my ferolli optiamax 31c he boiler. I have hot water (which is now... [Read more]

2

How can I fix my Vaillant Ecotec Plus 428 boiler problem?

When the outside temperature is very cold, and the boiler fires up to heat domestic water and/or the central h... [Read more]

no heating?

no heating pump runs what voltage and color wire to divert a motor? hot water working fine. heating fault inte... [Read more]

1

diverter valve not operating?

Hi I am having a problem with my potterton performa 28i boiler. Central heating works fine. Dhw giving cold ... [Read more]

1

No hot water on boiler 24vci, have central heating no fault code is showing?

No fault code is flashing, I have heating but no hot water. We have replaced the diverter valve, the flow swi... [Read more]

1

Baxi combi 105e Hot water keeps locking out ?

I have just changed the diverter valve on my Baxi 105e due to the normal fault of heating up the radiators whe... [Read more]

1

Ferroli Otimax HE38C?

Boiler has hot water, will fire up on Eco, it has everything calling for central heating and shows no fault co... [Read more]

No hot water, heating ok?

boiler does not fire up when tap turned on and water flows. Fitted new pressure manifold but cannot get the di... [Read more]

Boilers?

I have a valliant eco max 835E that has stopped producing hot water unless the heating is on Is this a fau... [Read more]

1

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]

Potterton Performa 28 hot water / central heating issue?

I wonder if any of you can help please? For some months now, whenever I run hot water, the central heating com... [Read more]

1

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]

1

burner wont stay on?

hi my ravenheat csi primary heating boiler starts and then stops the fault finding is saying it could be the ... [Read more]

2

combi boiler worcester 28cdi is not giving me hot water?

my combi boiler is not giving me hot water i have heating and all red lights are on when i run the tap but i ... [Read more]

1

Mid way valve fault??

I currently have hot water but no central heating When I move the 3 way valve to the H position manually the ... [Read more]

2

need help diagnosing?

have a ferroli optima 701,fan continually on low rate,will fire up,but fan remains on low rate,tried new fan,b... [Read more]

Baxi not heating?

My baxi 552 boiler is not heating the pump is running and there is power to the gas valve.But i cannot hear it... [Read more]

2

Pressure fault on Worcester 28Si II?

Hi. I'm repairing my boiler after it froze. I have the central heating working now (pump and flow sensor damag... [Read more]

Ferrloi 25c no Heating after new PCB fitted?

Initial fault of F26 caused by frozen condensate pipe. F 26 couldn't be cleared so the PCB had to be changed. ... [Read more]