How to mend ... Boiler Coming Heating

puma 80 diverter valve?

hi I have got a puma potterton 80 which is turning into a nightmare 8 months ago the heating wasnt coming on... [Read more]

Why when my boiler is on 'Water only' is my heating coming on?

My boiler is the Glow Worm - Space saver MK11 and is currently on water only, as we don't need the radiators (... [Read more]

Fault with 3way diverter f valve on ravenheat combi boiler?

After changing the diaphram and seals on my diverter valve, the central heating is coming on when switched on ... [Read more]

Euro combi - Red light keeps coming on and cutting off boiler?

I have a Euro combi boiler and the red light keeps coming on and cutting off when in central heating mode and ... [Read more]

i have a glow worm micron 70ff?

when i switch the central heating off on the timer and just want hot water the heating is still coming on. is... [Read more]

How can I fix my 3way diverter f valve on my Ravenheat combi boiler?

Since taking the 3way valve off my combi boiler to change the diaphragm the domestic hotwater is not switching... [Read more]

Potterton netaheat 16-22 pilot light gone?

Hi, my boiler Potterton netaheat 16-22 (MK II) has no pilot light. I can not see an ignition button or anywher... [Read more]

Potterton netaheat 10-16?

I got home from work to find that the central heating has not come on, when I turned it on nothing happened. T... [Read more]

hot water coming out cold?

Glow-worm Swiftflow 75/80 Combi Boiler - can you please help. the hot water runs for a bit and then goes cold... [Read more]

Why does the hot water on my Ravenheat boiler sometimes come out cool?

A Ravenheat 820/20 combi boiler, had diverter valve diaphragm replaced last year as it had perished, now occas... [Read more]

Potterton Puma 80e - Hot Water but not heating?

There is hot water coming from the boiler; this has led me to believe that the pump is working and able to pum... [Read more]

Fan noise from Potterton Puma 80 - 100?

There is a constant fan noise coming from my Potterton Puma boiler (either 80 or 100 series). It goes away wh... [Read more]

ariston a/23 mffi no heating or hot water "help"?

the ignition reset button/safety reset overheating light on the boiler is continually coming on which shuts of... [Read more]

do i need another diverter valve for my alpha 280e combi boiler?

My alpha 280e combi boiler has a problem with the hot water temperature, it fires up ok starts to heat the wat... [Read more]

Sime 100E boiler:How to replace the knob /spindle on the potentiometer?

Hi I have pulled the knob off the central heating potentiometer on the boiler and instead of just the knob ... [Read more]

CH OK no HOT WATER on Vaillant Turbomax VUW 242 E ?

Central heating works fine, but not hot water on any taps. When I turn the taps warm water coming for few SECO... [Read more]

Potterton combi 80 lockout light?

the red lockout light keeps coming on on my combi 80,Both when using the hot water and the central heating.I ... [Read more]

How can I repressurise my Vokera Combi Boiler?

I have a Vokera excell 80sp combi boiler and the water pressure gauge has dropped into the red. Because of thi... [Read more]

How can I repressurise my Volkera combi boiler?

I have a Vokera excell 80sp combi boiler and the water pressure gauge has dropped into the red. Because of thi... [Read more]

How can I fix my Potterton Electronic Boiler ?

I have recently moved home and my boiler is not working correctly. The Central Heating comes on when the Hot ... [Read more]