How to mend ... H Pump Keeps

grundfos MK 2 15/50 x 18 playing me for a fool?

hi, i noticed this morning that my hot water wasnt hot. i checked my timmer and noticed the fuse to the mains ... [Read more]

why does the pump keep running when I turn the hot tap off?

My Vaillant combi boiler VCWE 240 works fine with the heating, but when I use the hot water, it doesn't switch... [Read more]

I have a Vaillant thermo compact plus 628E ?

Please can any one advise me on what I can do with a F23 fault on the boiler. Done flush and changed the pump... [Read more]

EP2002 programmer?

Hi, I recently replaced my old potterton controller for a new EP2002. I have recently noticed that when I just... [Read more]

Greenstar 12i?

Hi, I have a Greenstar12i system boiler - When the room stat is turned up the boiler starts up and the burner ... [Read more]

Flexible hose coming out of my pump?

When I put my Vokera 24 compact on it runs for approx 5 min then the flexible hose into the pump comes out cau... [Read more]

no power to fan, and it goes to flame failure?

There is no power to fan and it is not running although fan is ok, and after few seconds the flame failure sig... [Read more]

How difficult or easy to replace pump on boiler?

We have a Vaillant Thermocompact 615EH boiler which has started to get noisy and needs replacing. It looks rel... [Read more]

my 30 HE performa is not ignighting ?

HI... my 30 HE performa is not ignighting at all, i have a leak coming from the Circulation Pump and the white... [Read more]

How can I fix sabre 29 he plus boiler?

Hi I have a sabre 29 he plus boiler fitted 6 months ago.everything fine until lots of air noise then silence.p... [Read more]

Problem after changing ch pump on a grundfos pump plan?

I have now changed the central heating pump twice in the last week on my grundfos pump plan installation using... [Read more]

how to air out of the central heating pump?

we have a grundfoss circulation pump, I have tried for ages to get the air out of it as it makes a noise

Vaillant ecoTec 831 I have hot water but no heating?

Please help! Our heating has suddenly stopped working. The display shows that the internal pump is running, ... [Read more]

Vaillant turbo max going into lockout??

Iv got a customer with a vaillant turbo max,black front green control buttons,gc 4704425.wen heating is on,the... [Read more]

Halstead Ace Boiler, Power Light Flashing?

I have a halstead ace Boiler, When i demand hot water or heating i can hear the boiler fire up, then it stops ... [Read more]

grundfos selectric 15-50?

Central heating working ok but hot water only luke warm. Large screw ! in center of pump is pointing to '130'... [Read more]

Why does the pump fail in my greenstar 28i?

I have had to replace the pump on three occasions, (last time August 2012) Each time it has gone short circuit... [Read more]

How can I get rid of trapped air in central heating system?

After replacing the small rubber seal on the shaft of the hydraulic actuator in my BIASI 24S Combi boiler, the... [Read more]

How can I fix my Vaillant Ecotec Plus 428 boiler problem?

When the outside temperature is very cold, and the boiler fires up to heat domestic water and/or the central h... [Read more]

how do i get my central heating working again?

Hi, I have a Vaillant ecotec plus 624 sealed fan assisted boiler. Just the other day it stopped working a... [Read more]