How to mend ... Problem Hw Heating

how can I solve the problem of no heating?

hw working fine, radiators stopped working,

A problem with my heating controls?

I have a Potterton Suprima 60 with an EP2001 programmer fully pumped system with 2 MVs,the problem is that whe... [Read more]

Mid Position Valve Not Switching - No CH?

Hi, Need some help with the below. I have hot water, but no central heating. Common problem you say, but i... [Read more]

ravenheat c85t combi?

I have a ravenheat c85t condensing combi which appears to work fine apart from the oddity that after a few min... [Read more]

Potterton EP2000?

-------------------------------------------------------------------------------- Hi, i am desperate for some ... [Read more]

Central heating causes pressure rise sharply -PRV then operates- whats wron?

Have a Worcester 24i Jun. HW works fine but when CH is on the pressure goes from 1.2 bar to over 3.5 then PRV ... [Read more]

My boiler pump runs continuously and fires even when timer switch is off?

I have a potterton boiler, potterton time switch with HW and CH having separate controls. The boiler recently... [Read more]

How can i put pressure in expansion vessel on vokera 20/80 rs flomatic?

I have a problem with pressure on my pressure gauge when my central heating is on the pressure goes to just co... [Read more]

Raven heat WHITESTAR combi problem?

Combi been in about 3 years. Works fine on heating side. In the last couple of weeks HW side only provides onl... [Read more]

Boiler fires when it shouldn't?

Got a Performa 28 combi. I've noticed that sometimes when no heat or hot water are called, the boiler fires up... [Read more]

recurring rust problem with Vaillant combi/heating?

I have a Vaillant combi VCW280, 5 years old, with Hudevad radiators. We are going through a recurring cycle of... [Read more]

Can anyone diagnose the problem with my Ferroli Optima 901?

I have a Ferroli Optima 901. When the hot water is run for a period of 3-4 minutes the boiler cuts out and the... [Read more]

Ideal Classic LX LXFF 260 problem?

How can I tell if the system is gravity fed or controlled pump. Just moved into a new house (new to us) & info... [Read more]

Potterton Metaheat - CH radiators work only when HW is on?

I have a Potterton Metaheat. It is controlled by a Potteron EP2000 type controller with a thermostat in the li... [Read more]

Problem on my Baxi 105e?

The HW suppy is intermittent. From a cold start the fault indicator sometimes shows a sensor/overheating fault... [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]

PCB for worcester 35cdi mk2 rsf boiler?

Following the fault dianostics, given a fast flashing red lamp, on J flowchart in the owners manua (The fan no... [Read more]

Vaillant Turbomax plus combi - CH runs when hot tap turned on?

I have a Vaillant Turbomax plus combi boiler - either the 824E or 828E, I cannot currently see which. I hav... [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]

baxi combi 105e hot water fault?

I have a problem with a Baxi combi 105 e which is that hot water does not work on upstairs taps if central hea... [Read more]