How to mend ... Boiler Hot Heating System

How do you test a circulation pump on a Raven Heat Combi boiler?

Ive got a Ravenheat Combi Boiler (one without a pilot light window). A fw weeks ago it just stopped working. W... [Read more]

how to fix my BAXI INSTANT 105E?

system is 4 years old. problem is the heating will not come on, i only get hot water. main boiler pilot light ... [Read more]

Problem with my Glow-Worm Fuelsaver MKII?

Hello, I really hope someone can help. I have an Glow-worm Fuelsaver MKII installed in a 30 year old prope... [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]

Ferroli Optima 901 -occasional Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing occasional problems with no ho... [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]

home heating system?

i have a worcester combi boiler i can only get hot water when i turn the heating and not all the time which i ... [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]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

how can i fix repeated low pressure of my puma 80 boiler?

I noticed a few weeks ago when i woke up that the boiler was shining 'low system pressure' so i topped it up a... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

What can cause my combi system to lose pressure?

I recently had my combi system flushed and for a week it held pressure, and was, as in the past, quiet. Howev... [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 Worcester Bosch 240 combi boiler?

I recently removed two downstairs radiators to decorate. When I tried to turn the heating system on again it w... [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]

How can I fix my Worcester 350 CH Boiler?

HELP, my worcester 350 boiler will not work at all, I have no heating or hot water, the red low pressure light... [Read more]

Why does my Ferroli F24 keep going to "boiler lock out"?

I have a three year old Ferroli F24 gas combination boiler. At some stage of most days the boiler lockout (sh... [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]

F24 misbehaving?

For some time, there has been an intermittent problem of the HW tap in the kitchen failing to cause the boiler... [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]