How to mend ... Pump Boiler Starts

How can I fix my Vaillant combi boiler?

I have a vcw-gb 242 combi boiler and now find the central heating wont fire up. When i turn on the hot water t... [Read more]

My boiler hits high pressure as soon as it starts up and faults. Vokera ?

My vokera linea HE faults as soon as it starts up whether it is for heating or hot water. I can see the pressu... [Read more]

Vokera mynute system boiler?

starts up, fan runs, pump runs, pressure ok, thermister ok, doesn't start though?

Fuelsaver 55F not igniting?

I have a Fuelsaver 55F problem, when either HW or Heating is requested the pump in the airing cupboard starts,... [Read more]

How can l resolve problem?

WORCESTER HEATSLAVE 20/25 0IL COMBI Water pressure drops and will not rise, pump starts to make noise. To k... [Read more]

ariston euro combi boiler problem?

The red light on the boiler stays on, if i press the reset button the boiler starts & fan pump burner lights &... [Read more]

vaillant ecomax 824e flashing e20,e13,f20. How to fix it?

Thing is, that my boiler (which is vaillant ecomax824e) use to go through these codes e20 and then f 20, or e1... [Read more]

Heating/Hot Water Problems with Ravenheat RSF100ET?

Hi Original problem was not very hot DHW, but burner running flat out. Changed both DHW and CH thermistors, ... [Read more]

Worcester Heatslave 20/25 problem?

Worcester heatslave 20/25 oil combi boiler 8 years old problem as follows, with hot water only selected o... [Read more]

Problem with Worcester boiler pump?

I have a Worcester 28CDI boiler and i recently replaced a faulty pump. However, the new pump seems to operate ... [Read more]

High pressure and hot at both rads and water?

I have a canray 5 oil boiler. The circulation pump had ceased and has now been replaced. However I have some w... [Read more]

My Worcester 28i Junior will not spark?

I have a worcester 28i junior combi boiler which will not spark the pump runs, the fan runs which in turn swit... [Read more]

How can I stop my Ravenheat CSI 85B tripping out?

I had a new Ravenheat CSI 85 B T installed today. It worked for the plumbers who installed it - they left and ... [Read more]

Ravenheat CSI 85T not firing?

Our Ravenheat boiler has given up on CH and HW. There has been an intermittent fault (fault described below) f... [Read more]

Potterton Profile 60E lockouts?

Thanks guys for the info provided so far. I bought a new pump overun stat and got a local boiler man to fit it... [Read more]

euro combi boiler mffi will not fire?

euro combi boiler mffi will not fire , all other parts are ok, fan works , pump operates. by pressing the ... [Read more]

Boiler pressure keeps increasing?

Hello, I have a Worcester Heatslave 15/19. When the central heating is switched on, the pressure rises.. I ... [Read more]

Ravenheat CSI Primary Condensing Boiler not firing?

Boiler was out of service whilst building work completed. Boiler was recommissioned but fails to fire. From M... [Read more]

halstead best 40?

i'v got a halstead best 40 boiler. when i turn the boiler on at the spur, the pump starts and will keep going ... [Read more]

Faulty boiler or faulty pump?

When I turn on the hot water or heating on, the boiler switches on but after couple of minutes or so the boile... [Read more]