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Mend Central Heating System

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We have 809 questions about mending 'central heating system'

How to mend ... Central Heating System

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High pressure in Ariston microcombi boiler?

My Ariston Micro Combi 23mffi keeps rising up to 2.7 bar. I have drained the system to let it fall back to 1.7... [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]

Central Heating?

What is the proper procedure to bleed my heating & hot water system. I have a vokera Mynute 14/48sp. It is lo... [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]

how do i convert my heating system?

i have oil fired central heating ,it is an open system I want to convert it to a closed system could you let... [Read more]

how can i fix my BIASI 24s combi?

central heating system works great.But the dhw does not always come on. We have to turn it on and off a few ... [Read more]

can ferolli radiators be piped up, flow and return to the two lowest connec?

can ferolli radiators by piped up in a central heating system with flow and return connected to both lower con... [Read more]

how can i fix my leaking central heating radiator pipe?

I have a slow leak on a central heating radiator pipe coming from just under the regulator/ join pipe. I've tr... [Read more]

pilot light has blows out?

My pilot light has blowen out and when i try to relight it it just goes out straight away when irelease the bu... [Read more]

The hot water from my Worcester 240 combi is not as hot as it should be?

The hot water from my Worcester 240 is not as hot as it use to be.Central heating is ok and when heating is on... [Read more]

How can i fix central heating glow worm system when the heating is set to?

go off the heating is still on radiotor located near system in bathroom , I've switched off the system then ... [Read more]

how do i bleed my central heating combi boiler and radiators?

i drained my system then refilled it ,the radiators upstairs are hot but downstairs they are cold. have i mis... [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]

no central heating?

have got hot water but no central heating only when hot water on could it be the 3 postion diverter valve on m... [Read more]

Potterton Puma 80 combi boiler hi press problems?

When Central heating turned on from cold my system has an initial hi press surge (1-3.5bar), after header temp... [Read more]

I have a noisy central heating system?

I have a noisy central heating system, what are the possible solutions?

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]

How can I stop my Potterton 80e from losing water and pressure?

My 80e loses pressure as soon as the central heating is run, have fitted a new pressure rlief valve. Pressure ... [Read more]

how to refill central heating system?

I need to change a valve on a downstairs radiator, I have a Glow-worm Swiftflow Combi boiler. I have been tol... [Read more]

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