Mend > Home Heating Systems

What else could be holding it off? ?

Have just changed the ntc sensor on a potterton promax combi 28 he a, But when trying to restart the boiler... [Read more]

my boiler heats water but does not fire up for the heating side ?

gas fires up then goes out wont stay on to heat the radiators any ideas lease

Connecting my Siemens combi boiler control?

I've changed the batteries in the thermostat but it's not connecting to the one ne'er the boiler can you help ... [Read more]

why does my johnson and starley he30 keep losing pressure?

why does my johnson and starley he30 keep losing pressure

Flashing reen?

The boiler light is flashing green and then amber for two seconds and back to green.Ive no heating or hot wate... [Read more]

Problem with Worcester Bosch Greenstar 38CDi Classic ERP Boiler?

We had a Worcester Bosch Greenstar 38CDi Classic ERP boiler installed at the end of July 2015. We keep gettin... [Read more]

How can i change the fitting on my thermocouple it s a different size than ?

is there a way to take the thermocouple apart and change the fittings

why is pressure rising to 2.2 bar while heating is on ?

pressure rises to 2.2 bar after heating has been running for an hour. when heating switched off pressure stays... [Read more]

how can i fix my central heating. Glow-worm ultimate?

my boiler fires up and heats the rads . after about an hour the rads go cold, but the boiler keeps fireing ca... [Read more]

Thermostat issues- Siemens RDH10RF?

I've changed the batteries in the thermostat and the radiators have all gone off! Hot water still working. Ha... [Read more]

My Ideal Isar H24 boiler has a H : F flashing, what can this be?

My Ideal Isar H24 boiler has a H : F flashing, what can this be? and I reset it several time and also switched... [Read more]

re: Myson Main Masquerade as Fire?

Taken the Myson Main Masquerade gas fire apart to clean it , gas engineer has checked it over, it's perfectly ... [Read more]

combo boiler Ariston A23 mffi?

When hot water taps turned on there's an intermittent noise from the boiler. Gas eng thinks it's water hammer... [Read more]

He 30 ISAR boiler heating coming on when not set to?

My ideai he 30 boiler is set on timed but continually keeps coming on when not suppose have had new diverter v... [Read more]

no pilot light no burner or clicking?

Came home to no centrol heating had hot water until used it up.so no hot water either .pressure gone from syst... [Read more]

Baxi Solo 3 50 PF Boiler - Only works when the hot water is set to 'on'?

Hi, I have a Baxi Solo 3 50 PF boiler. At the moment it is only working for hot water (which it doesn't se... [Read more]

remaha avant plus 28c?

No error codes every morning the heating doesn't come on until i turn the hot tap on after running the hot wat... [Read more]

Glow worm 45/60 not firing up?

Glow worm 45/60 not firing up,pilot lights on new thermostat fitted still won't fire up,thanks

Max pressure?

My Vokera boiler is at .7 bar when cold but climbs to over3bar when switched on then back to .7 when switch of... [Read more]

Max pressure?

My Vokera boiler is at .7 bar when cold but climbs to over3bar when switched on then back to .7 when switch of... [Read more]