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We have 872 questions about mending 'heating valve boiler'

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Mend Heating, Home Heating Systems

Help with Worcester greenstar ri?

Hi, drained a central heating vented system today to fit a new rad valve, turned the cold water back on and re... [Read more]
Mend Heating, Home Heating Systems

baxi 105e combi boiler?

boiler wont modulate when central heating is on causing pressure to exceed 2.5bar, is it the electric safety s... [Read more]
Mend Heating, Home Heating Systems

hot water heat pressure on 2# should be 12#?

Repaired a pipe on my H/Water heating system. Boiler type Weil-MclaLain. Worked well for 30 years. Now hav... [Read more]
Mend Heating, Home Heating Systems

Combi CSl 85T Boiler leaking?

I have had my regular plumber out to my Revenheat CSl 85T Boiler, which is only 6 years old, as it is leaking ... [Read more]
Mend Heating, Home Heating Systems

Problem with my Vaillant eco tech 428?

I have got a Vaillant eco tech 428 heat only boiler which has been installed to a pressurised heating system. ... [Read more]
Mend Heating, Home Heating Systems

how to fix my ariston boiler ?

when the boiler is asking for hot water , it comes out look warm , and when the tap is turned off the heating ... [Read more]
Mend Heating, Home Heating Systems

No hot water, heating ok?

boiler does not fire up when tap turned on and water flows. Fitted new pressure manifold but cannot get the di... [Read more]
Mend Heating, Home Heating Systems

My Glow Warm Boiler 30CXI.Hot water is o.K. But heating is not coming on?

I have replaced both flow/return thermistors.Divertor valve.
Mend Heating, Home Heating Systems

boiler?

boiler stopped doing hot water,pump runs.changed the diverter valve and the boiler did fire up for 2 mins than... [Read more]
Mend Heating, Home Heating Systems

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]
Mend Heating, Home Heating Systems

How do you fix intermittent heating problem?

I have a new Salus programmable thermostat (RT500RF) and a new Bosch Worcester Greenstar 24Ri boiler. Sometim... [Read more]
Mend Heating, Home Heating Systems

worcester cdi 24 combi ?

have changed the diverter valve diagphram, have hot water but no central heating ,it fires up pipe from boiler... [Read more]
Mend Heating, Home Heating Systems

Ferroli Optimax - no hot water ?

Hi, I hope someone can help me. I have had no hot water or heating for over 5 weeks. I have boiler cover thro... [Read more]
Mend Heating, Home Heating Systems

how do i repair my Vaillant Turbo Max VUW 242?

can you explain why i cannot get hot water when my central heating is turned off, i know the system has a safe... [Read more]
Mend Heating, Home Heating Systems

Potterton Performa 28 hot water / central heating issue?

I wonder if any of you can help please? For some months now, whenever I run hot water, the central heating com... [Read more]
Mend Heating, Home Heating Systems

Lock out problem with vaillant turbomax plus?

My turbomax plus 828e locks out under the following circumstances.1 If I draw hot water when the boiler is co... [Read more]
Mend Heating, Home Heating Systems

Vokera Excell combi boiler water overflow?

Sitting in my kitchen tonight I turned on the heating, nothing happened (i.e. usually I hear it 'kick' in) so ... [Read more]
Mend Household Appliances, Washing Machines

How to Protect Your Appliances in a Storm?

Severe weather can mean severe damage to your appliances, particularly if whipping winds, lightning, heavy sno... [Read more]
Mend Heating, Home Heating Systems

running hot water,no heating?worcester 24i junior boiler?

Boiler fires up no problem for hot running water,but not for central heating.Tried reset button and the divert... [Read more]
Mend Heating, Home Heating Systems

Hot water - no heating?

Boiler fires up no problem for hot running water,but not for central heating.Tried reset button and the divert... [Read more]

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