How to mend ... Low Mean Boiler

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]

ferroli displaying F37?

My boiler is displaying fault F37 ie water pressure is too low. Manual says fill system, how do I do this?

Vaillant Ecotec Plus - pressure problem?

Hi, I've got a Vaillant ecotec plus 831, and pressure's low. Not F22 low yet but getting there. I know I ju... [Read more]

ravenheat combi boiler?

my combi boiler comes on and after 1 hour or so the high low warning light comes on

How can I cancel the low water pressure warning lght on my Puma 80/100 com ?

The low water pressure warning light has activated on my Puma 80/100 combi boiler, thus preventing by boiler f... [Read more]

I have a Valliant eco 635 boiler and keep having to repressurise the boiler?

I have a valliant ecomax 635. When its cold outisde i.e. belo 5 degrees, the pressure is very low hence it wi... [Read more]

glow worm f 120 ?

boiler comes on modulating on low flame only turn off and on dozen times on stat main flame comes on ?

heating?

I have a Worcester 24i Junior combi boiler, lately when i have put the central heating on, after an hour or so... [Read more]

Pilot light goes out when i put on central heating?

I have a worcester 24i junior combi boiler, when i put the heating on it runs for an hour or so, then the pilo... [Read more]

GlowWorm 24ci boiler high pressure fault?

With the boiler left on, i.e. no demand for DHW or CH, the pressure will remain constant, set at 1.0 bar. Whe... [Read more]

would the low pressure affect heating of hot water for taps?

low pressure showing on boiler and intermittent hot water supply

worcester 350 boiler wont work??/ Grgghh?

the only light on is the low pressure light...altho i bled the radiators i altered the pressure by the button ... [Read more]

bar too low ?

the pressure has dropped on my boiler, its a glow worm betacom 30c, i have no heating or hot water, how do i g... [Read more]

low hot water pressure?

i have a grant external combi boiler when i open the hot tap in my bath i get a sudden burst of pressure which... [Read more]

low pressure ideal combi boiler?

i had a new shower and bathroom inc radiator insalled last year, since then every time i put the heating on th... [Read more]

my combi gives hot water but central heating not working. ?

Have reset the Vaillant boiler as per instructions but still no heating. The pressure is too low but can't see... [Read more]

low water temperature os my saunier duval SD623 boiler?

ow water temperature os my saunier duval SD623 boiler? the heating works ok but the hot water is not very h... [Read more]

Suddenly my shower is hot and cold?

In the last few days my shower has started going up and down in temperature. I first noticed it struggled to ... [Read more]

worcester 350 combi low pressure/leaking?

hi, my combi 350 worcester loses pressure slowly and i have totop it up,the other night it was on low pressure... [Read more]

my temp gauge down how can i refill with water?

dont know how to refil my boiler as my temp gauge is low and pilot light out