How to mend ... Boiler Thermostat Times

How can I fix my Glowworm 70FF boiler?

Hi. My boiler does not always start running when the programmer and thermostat are both "ON". The programmer l... [Read more]

Please could anyone tel me why my boiler constantly shows err 501. I reset?

Sometimes reset works, sometimes one has to power off and start again. This has been happening many times over... [Read more]

Baxi Combi 133 - how to stop the heating coming on randomly?

Hi In the last couple of days we have noticed our lounge radiators getting warm at random times of the day. ... [Read more]

Modena 80e ?

Hi. I have the above combi boiler. Ever since we turned it to heating for the colder weather it comes on at th... [Read more]

RC1 and WR1 thermostat keeps switching to alarm, despite constant resets!?

Hello, I hope someone might be albe to help me. I have noticed that my heating alarm LED keeps coming on a... [Read more]

boiler starts and everything is off?

The oil fired boiler runs for a few minutes at intermitted times. The thermostat is at zero and the over rides... [Read more]

Permanent F5 fault?

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

How can I fix my Halstead Boiler (over 10 years old)?

My Halstead boiler is able to heat the hot water but does not heat up the radiators. Most times the radiators... [Read more]

What the problem with my Wickes Combi 82 boiler?

Ive recently had british gas out to carry out one off boiler repair. They replaced the Thermostat and diverter... [Read more]

Worchester junior 28i hot water no heating 5 flashes in service mode?

I have a Worchester junior 28i boiler, the hot water is working but not the heating and the green burner indic... [Read more]

ikon 4050ci boiler fault?

Ikon 40-50 ci Only fires if I turn stat off and on several times, I have replaced PCB , pressure switch and t... [Read more]

Broag remeha 24v boiler working perfectly -but?

The boiler fires up when it should with the programmer, everything fine until programmer times out but electri... [Read more]

Can anyone help re economical use of gas heating?

I have Glowworm flexi hx gas boiler. All with thermostatic valves. I am unsure if I am using it efficiently. W... [Read more]

parva he boiler m96.28sm/p won't heat radiators?

my parav he m96.28sm/p boiler heats the water from tap but not the radiators. it had been reset by accidfent ... [Read more]

how can i fix my ferroli domicompact f 24 b boiler?

when the thermostat calls for heat the boiler fires up but after a short time it switches off and the fault d... [Read more]

Thermostat Valliant GB221 H?

Would anyone know how to control the thermomstat for a Valliant GB 221 H boiler? Having a nightmare with centr... [Read more]

Boiler firing up when programmer says off, and themo down?

Hey, My programmer (potterton) has been set for my hot water and heating to come on for a few hours each m... [Read more]

Potterton Prima F cycling?

I have noticed over the last few weeks that my Potterton boiler is cycling much more frequently than usual. W... [Read more]

hot water on ferroli optima boiler keeps going hot and cold why ?

my hot water on my boiler keeps going hot and cold . its come to a point that our bath water is only warm when... [Read more]

How to stop a electric beeping from ferroli boiler?

My ferroli combi boiler is working fine but the main unit has been beeping for the last 2 days. I've changed t... [Read more]