How to mend ... Heating Water Pressure

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]

changing a primary pressure switch on a cb28x?

no hot water ot heating the flow chart suggests primary pressure switch

ferroli optimax HE31C the digital display is saying 'no CN''? ?

We have no hot water or central heating, no other error code is displayed. I've turned off at the mains, press... [Read more]

Glow worm betacom 30 c boiler error code 70 flashing?

Error code 70 flashing, boiler not lit, no hot water. replaced air pressure switch as that what the manual say... [Read more]

worcester 24i junior?

the pressure on boiler has dropped so i have no heating or hot water .how can i get the pressure back up

Have a vaillant ecotec plus 824. The water gets hot then goes cold?

Have a vaillant ecotec plus 824. Real problems!!The water gets hot for about a minute then goes cold and stays... [Read more]

vaillant ecomax 835-e we have hot water but heating does not fire up?

we operate our boiler manualy turning it on and off as we need it our hot water is working fine but our heati... [Read more]

Loosing pressure ,ignition indicator flashing when boiler goes quiet?

VUW 242 1E loosing pressure when not running,cant find any leaks from outlet pipe,when the boiler goes quiet I... [Read more]

red light on in the Morning ?

Every morning i see the normal green light turn on the hot water light goes red , re set then its ok for the r... [Read more]

Water pressure to high ?

When I turn on the heating the radiators get that hot I cannot touch them and the pressure goes up to 4bar! wh... [Read more]

no hot water on my worcester 240bf?

Boiler lights up but have no hot water i have changed the diverter diaphram and can see the micro switch worki... [Read more]

modena 80 E combi boiler?

my boiler heating/hotwater is working,but yesterday i noticed that water was been expelled via the over flow.o... [Read more]

Glow-Worm 30cxi combi boiler. No hot water.CH ok?

Turning on hot tap produces 30 secs.tepid water, then permanent cold. Central heating fine. Pressure 1.5 bars.

Glow-Worm 30cxi combi boiler?

On turning on water runs tepid for 30 secs. then cold thereafter. Pressure indicating steady 1.5 bars. Central... [Read more]

EA warning on wb green star 30cdi?

The ea warninglightvwas flashing on my boiler, decided that it wouldn't be the condensate pipe as it has had t... [Read more]

High pressure on vokera?

No warning codes and heating and hot water are fine. When the boiler has been fired up for 30 minutes or so, ... [Read more]

I have a greenstar 25cdi gas condensing boiler. ?

The hot water temperature is'nt always getting hot. Never cold but sometimes lukewarm , sometimes hot? The c... [Read more]

how can i sort my halstead ace boiler?

Wish I'd not touched it... It was running OK but I noticed pressure on gauge was only 0.5 I was told keep it a... [Read more]

Ferolli optimax He31 c d1 fault code?

Hi there. I am showing d1 on the display of my ferolli optiamax 31c he boiler. I have hot water (which is now... [Read more]

MORCO feb 24 Boiler heats ok but locks out when temp reached?

I have a fault on my Morco feb24e boiler central heating - it's failing with fault code (no flashes) which say... [Read more]