How to mend ... Boiler Hot Thermostat Turned

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]

Potterton Netaheat 10/16 Electronic cuts out?

My boiler was not used for 2 months. When I turned it back on it fired up and ran for about 1 minute until it ... [Read more]

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

no hot water or c/h?

my boiler wont fire up to heat water or c/h, the pilot light is ok, the thermostat is turned up, the programme... [Read more]

no hot water or c/h?

my boiler wont fire up to heat water or c/h, the pilot light is ok, the thermostat is turned up, the programme... [Read more]

how can i fix my heating system?

in an attempt to take the radiator off the wall we broke the opposite end of the thermostat valve,we turned th... [Read more]

How can I fix my modena 80 e ferroli boiler?

My central heating boiler is not working. I have switched the thermostat on and the boiler is not firing up. T... [Read more]

Worcester 350 Combi Plate heat Exchanger - Is engineers diagnosis correct ?

We have a Worcester 350 Combi and recently when we have been running the hot water the system has been overhea... [Read more]

Vokera Linea 24 - radiators over hot?

I have a Vokera Linea 24 boiler and when the heating thermostat is turned down to it's lowest the radiatiors a... [Read more]

potterton kingfisher 80 runs very hot and bangs?

my boiler runs very hot and bangs very loudly after its been running a while and the boiler thermostat doesnt ... [Read more]

What is causing my boiler to randomly operate the central heating?

My boiler, a Potterton Puma 80e, works fine on the hot water cycle, but randomly operates the central heating.... [Read more]

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]

Over heating potterton netaheat boiler?

Re potterton boiler netaheat All seems fine except the front whitecover gets very very hot. The thermostat t... [Read more]

To BG MIKE or anyone !! (re. [2] burner and pilot light)?

From cold this morning, the boiler ran for a good half an hour, BUT with the thermostat on the very lowest set... [Read more]

Potterton Netaheat 10/16 Mk II - F heats up and cuts out?

My boiler will ignite and heat itself up to being hot to the touch and then turn off without heating the water... [Read more]

How can I restart my Potterton Kingfisher II boiler?

Boiler is not working, no hot water or central heating. I turned thermostat up, nothing happens. I don't thi... [Read more]

Netaheat 80E goes on/off?

I have a Potterton Netaheat 80E. As far as I understand the beast it is a gravity system and has been serviced... [Read more]

Hot water problems with Ariston Eurocombi boiler?

In short, my boiler will only provide hot water whilst the heating is on, the rest of the time it is either lu... [Read more]

boiler trouble?

pilot light on and will fire up when thermostat is turned up but burner goes out after 10 -60 secs. hot water ... [Read more]