How to mend ... Heating System Temperature

how do I fix my Danfoss thermostatic cylinder valve?

The Danfoss thermostatic cylinder valve has stopped letting water into the hot water tank. I have removed t... [Read more]

Halstead best 50 boiler?

Turning the heating system on via room stat, boiler ignites and runs. However boiler does not switch off when ... [Read more]

Drayton Wireless System RF1 / Worcester Boiler?

I have a Drayton Wireless System RF1. The thermostat is apparently working well: it indicates the temperature ... [Read more]

No water from hot taps with Vaillant ecoTEC plus 831?

System was installed 3 years ago and has worked well. Last few days we have been running in 24/7 and have low... [Read more]

Bosch 532i Hot Water overheating?

Fault seems to be intermittent. Had local engineer in who fitted a new high temperature sensor last week. Ev... [Read more]

How can I upgrade my Worcester 350 heater control?

We have a Worcester 350 combi-boiler with a UT2 single-channel time switch to control the central heating. Tem... [Read more]

luke warm water (central heating is ok)?

Hi Noticed today the hot water is luke warm but the central heating is ok - new boiler fitted in July 2010 (wo... [Read more]

excessive pressure in c h s?

what can be causing excessive water pressure in central heating system when temperature set normal or above.pr... [Read more]

Halstead Ace High boiler central heating cuts out before thermostat tempera?

Hi, my Halstead Ace High boiler central heating cuts out before thermostat temperature. Hot water works fine a... [Read more]

Problem with hot water demand?

I have a vaillant 824 E, problem with hot water demand - boiler kicks in on start up but temperature on boiler... [Read more]

where can i measure gas pressure on a worcester 230 boiler?

where do you measure the gas pressure on a worcester 230 boiler, my boiler will not turn off when it gets up t... [Read more]

Hot water temperature varies?

Our heating and hot water system uses a Glowworm Ultracom 30cxi boiler. After servicing (2 weeks) ago the hot ... [Read more]

Does anyone know how to reset the alarm on wireless thermostat receiver?

I desperately need help...3 years a go i had a new heating system installed with Britsih gas. Yesterday i ... [Read more]

RAVENHEAT ls100t - warm water only, heating ok?

Hello, I'm hoping someone may be able to help. My combi boiler was fitted around 6 years ago, and after two ... [Read more]

Why can we only get heating when hot water on also now(Dual programer)?

We recently needed to replace head valve due to pump over run problem.(Boiler is Potterton Profile) On putting... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

Vaillant Turbomax 828 problem?

This is a strage one! I am not sure whether my diverter valve is on the way out or whether something else is c... [Read more]

My bolier won't heat water unless the central heating is switched on?

My central heating and hot water system works fine when the heating is on. If I select hot water only... noth... [Read more]

volker unica he boiler?

lost my pressure have no hot water and also lost my heating repressured system boiler seems to kick in then go... [Read more]

Up grading Potterton Profile?

Currently we have a Potterton Profile 55e that works well and is very reliable. Due to changes in the layou... [Read more]