How to mend ... Warm Air System

Ideal Combi Logic boiler "L3" fault. ?

Whenever the temperature knob is turned up higher than half way, the boiler shuts down, flashing L and 3. Have... [Read more]

Pressure filling loop valve replacement?

The pressure filling loop valve connecting to the hot water is leaking at the tap so I need to replace it. If ... [Read more]

Glowworm 24CI Hot water problem?

MY system's central heating seems fine but it's having problems with the hot water. The system fires up and s... [Read more]

Warm air heating flue problem?

I have just moved house and the house that I have moved into has a Johnson and Starley Hi Spec 32 warm air hea... [Read more]

Ariston microGenus He 32 mffi?

my boiler shows no water pressure E 02 error code .correct code for no water pressure . fill up system with bu... [Read more]

Worcester 19/24CBI Problems (Over Heating, Fail to ingite)?

Hoping that someone can shed a little light on my problem or that this may help someone in a similar position.... [Read more]

replacement system?

we have a johnson & starley model J25 - 32 Mk3 modair flow water heater? and we wish to replace it with the l... [Read more]

Radiator is only partly warm?

Hello. One of our radiators is warm at the bottom half and cool at the top. Does that mean there is an air ... [Read more]

How do I re-pressurise my Worcester Highflow400 Combi boiler?

The Pressure on my Worcester 400 Combi is currently at 0.6 bar after removing a radiator to decorate. The mini... [Read more]

fan not working on warm air central heating?

the fan on my warm air central heating system does not come on after it is supposed to ie after the gas unit i... [Read more]

Hot water prob - Vaillant Turbomax Plus?

For about the last 6 weeks or so our hot water temp has been very unstable. The boiler fires and heats wat... [Read more]

spare parts required?

i have a 20 year old warm air heating system made by thorn emi model 25/30wh which has just broken down for th... [Read more]

Faulty pilot burner?

I have a johnson & starley j25 warm air heating system but am having problems with the pilot burner. It lights... [Read more]

How can a Powermax combi boiler be repaired?

The system was drained to replace a faulty (leaking) radiator, and after two visits by Corgi registered plumbe... [Read more]

Johnson & Starley J15-22 mk3 Modairflow Fan problem?

Hi I have the above warm air system in a 2 bedroom house. I came home last week and the house had a very must... [Read more]

FIREBIRD 90 INSTALLATION?

Just installed firebird 90 which I got from a friend which was just serviced before we removed it from his hou... [Read more]

How can I diagnose my Glow worm Fuelsaver F100 boiler problem?

My ageing, but until now perfectly reliable, Glow worm wall mounted central heating boiler appears to have dev... [Read more]

Air vent sizes?

I'm just refitting my kitchen and have been told i will need to update the ventilation for my heating.What siz... [Read more]

the fan on my johnson & starley j25-32 warm air unit is no longer working?

how can i check that the fan is dead' iam not so sure it is because hteres a fan switch unit and a fan transfo... [Read more]

how do i fix my heating system with a ariston microsystem 21 boiler?

i added a towel rad in the toilet on the downstairs circuit, but i cannot seem to get all the rads downstairs ... [Read more]