How to mend ... 20 Water Boiler

How can I check if there is enough inhibitor in the water?

My boiler was changed last June together with some rads. Previously the volume of water was 13 gallons so inhi... [Read more]

How can I Fix My Ravenheat 820/20 boiler?

My ravenheat 820/20 boiler is supplying hot water but no CH. After a basic fault finding mission I discovered ... [Read more]

ravenheat 820/20 combi boiler ?

When I run the hot water tap, the water is cold, the pilot light doesn't start up, but when I put the central ... [Read more]

Boiler works but doesn't get CH to required temp?

My Alpha 240E boiler will produce hot water and some heat for central heating but it goes on for a bit then st... [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]

vaillant hot water problems?

got vaillant 828 turbo plus 3y old.hot water slow to cut in sometimes takes 20 mins sometimes 10 secs,have fit... [Read more]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]

Trouble shooting guide required for Ravenheat 820/20 combi boiler?

Does anyone have a copy of this user manual/service guide/trouble shooter they could email me. My boiler is... [Read more]

Glow Worm Space Saver 50 Mk II - front cover warped?

Hi, BG changed my meter and cut off the gas supply. They couldn't relight the boiler and said it wasn't their... [Read more]

How do I change a Diaphragm on a 20/80 flowmatic VOKERA combi boiler?

Central heating working ok.Hot water starts to heat up but then runs tepid.So how do I change the Diaphragm.

How can i change the valve in my Vokera Excell 80SP combi-boiler?

I have a Vokera Excell 80SP combi-boiler in my house. We have it serviced every 6months and about the time we ... [Read more]

HOW CAN I FIX MY VAILLANT COMBI BOILER?

WHEN TURNING ON HOT WATER THE BOILER FIRES UP THEN AFTER 10-20 SECONDS THE BURNER GOES OUT AND THE RED BURNER ... [Read more]

Potterton Boiler?

Jack, Calling a qualified Corgi engineer to service the boiler and give me a certificate was the first thin... [Read more]

Ravenheat 820/20 Combi Boiler Hot Water?

Boiler is fine except when after running a hot bath. Pilot shuts off a minute or so later. Very hot water in ... [Read more]

How can I stop my boiler from tripping the RCD ?

Came home after successfully booking a stress free fortnight in Fuengirola to find the electricity was off in ... [Read more]

Ravenheat hot water problem?

Hi I have a ravenheat rsf 20/20 combi boiler, and we can only seem to get hot water out of it when the heating... [Read more]

Ravenheat 820/20 cut out?

My 820/20 runs at full pelt no matter hat the water flow. I have been told its not modulating ie not reducing ... [Read more]

potterton puma 80?

I run my central heating and the boiler ignites for about 20 seconds then stops. it will not run again for a l... [Read more]

problem with sime friendly format 80e?

boiler runs for about 15 to 20 mins o.k after it stops for a rest the boiler restarts for about 5seconds then ... [Read more]

Ravenheat 820/20?

When i turn my hot water tap on full the boiler fires up as normal but the water runs warm, when i reduce the ... [Read more]