How to mend ... Boiler Water Central Heating System

optima 701 ferroli does not work on central heating but it gives hot water?

My optima 701 ferroli combi boiler works very well only 0n hot water but when its knob is turned to turn on th... [Read more]

How do I re-pressurise Baxi 105e combi boiler?

Joiner knocked nail through central heating pipe when laying new flooring, water pressure now at zero on boile... [Read more]

Baxi 105e - Radiators heat up when dhw flowing?

When hot water (dhw) is flowing then the central heating system heats up as well. The Boiler is set to dhw on... [Read more]

central heating noisy?

our central heating and hot water is making a lot of clanging and banging. i have drained the system twice fi... [Read more]

Central Heating won't heat radiaters but do have hot tap water?

I have an Optima 700 boiler/central heating system. When I turn up the room thermostat it clicks but the boile... [Read more]

My BAXI 105 HE BOILER LOOSES PRESSURE & FAILS? WHY?

Hello & Help, I write in desperation following a nightmare weekend! I have a central heating system co... [Read more]

can i fit a 2 port valve to a gravity feed heating system?

Hot water is gravity fed through the boiler and through the coil in the hot water tank to heat the water. The ... [Read more]

How can I fix my Potterton Puma 80?

My combi boiler has broken down, After lighting the pilot the system fires up and hot water is produced for ab... [Read more]

POtterton Puma 80 Boiler Problem?

I have a potterton 80 boiler and the low pressure light is on even though there is plenty of pressure in the s... [Read more]

What is wrong with my Potterton Kingfisher 2?

My Potterton Kingfisher 2 floor standing gas-fired Central Heating boiler has started to make a very odd noise... [Read more]

No pressure in boiler tried everything, can u help please?

hello, Ive been without central heating for 4 days and its freezing, my boiler is 'vokera linea 24' and th... [Read more]

Intermittent hot water one SIME combi boiler?

I have a sime combi boiler, sorry, I dont know where to find the model number, but the heating (radiators) are... [Read more]

Who can I fix the CH part of my Potterton Lynx2 Combination Boiler?

The Hot Water system works. When I switch ON the Central Heating, the Boiler comes on but automatically switch... [Read more]

Hot water OK, central heating not, one radiator warm?

My system (Glow Worm Fuelsaver F boiler) is working fine for hot water, but the central heating won't come on.... [Read more]

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]

Baxi Bahama 100 CH not working?

We have so far spent nearly £1000 over the last 2 years on our Baxi Bahama 100 boiler, the latest problem is ... [Read more]

How to fix Hot Water on Vaillant VUW Turbomax 242E/282E?

What is the likely fault on boiler ?; the Hot water system no longer ignites when taps are opened with a decen... [Read more]

Water feed inlet is getting into the central heating system?

The Main cold water feed that feeds the hotwater is getting mixed with the central heating system. Can you tel... [Read more]

Puma 80 overheats and shutsdown when DHW switched off?

This 8 year old Potterton Puma 80 has had first a new diverter valve fitted, and now a circuit board, but stil... [Read more]

central heating problem old baxi back boiler?

i have a baxi back boiler which is not working properly when i turn on the heating only the upstairs get hot t... [Read more]