How to mend ... Boiler Water Keeps Cold

ferroli mondena 80 hot water running hot and cold?

boiler fires intermitent while hot water is running

Worcester 28i RSF not working properly?

Just installed a new PCB boiler control and the pilot light keeps cutting out and re-lighting every 2 minutes!... [Read more]

Intrmitent hot water whilst running the shower or taps?

I have worcester 28i RSF combi boiler, Approx 7 years old, The hot water cycles hot and cold at about 30 sec... [Read more]

hot water varying in temperature?

i have a hot water boiler and central heating and the hot water varys from nearly cold to very hot. i also hav... [Read more]

my boiler is heating the radiators but not water?

my boiler is heating the radiators but wen the hot water taps are turned on the boiler ignition goes on and of... [Read more]

where is the water pump for the glow worm 246n back boiler?

We have no heating but the boiler is still working and we still have the attached fire working and hot water. ... [Read more]

Pressure question?

I have a sime 80c format combi boiler. The pressure is all screwed up. On the dial the red hand is at 1 and ... [Read more]

Central heating boiler ignition lockout?

I have an ongoing problem with my boiler, a Worcester Bosch 28Cdi. From time to time the central heating ligh... [Read more]

Vaillant Thermocompact 628e Delay Mode Fault 5.53?

HELP!! My family and I have had 3 nights of freezing cold as our Vaillant keeps igniting then switching off... [Read more]

my hot water keeps going cold?

I have a vaillant 828 combi boiler the central heating is fine, but when we turn the hot water on it does not ... [Read more]

Alpha CB28 Combi Boiler?

I have a Alpha CB28 Combi Boiler (5years old), and the hot water from the boiler seems to run intermittantly f... [Read more]

home heating system?

the radiators are red hot but the water is cold coming out of the taps when just on water the boiler does not ... [Read more]

no hot water from secondary outlet oly cold ?

no hot water only cold comming out of a secondary outlet on hot water cylinder. hot comming out of top outlet ... [Read more]

hi on saturday my greenstar 24i started to sound odd ?

it is approx 2 years old , started to run a bath, went back and water was cold. The boiler was making sound... [Read more]

Vaillant Turbo MAX 282E?

Hi i have a vaillant Turbo Max 282E i have a problem that when i open the hot water after 3-seconds it goes co... [Read more]

Worcester oil heatslave 20/25 about 4years old. ?

When i ask for hot water I get the pre-heated hot water but when this is exhausted it runs cold. The boiler st... [Read more]

Micron 40ff heating up then cooling right down before starting up again. ?

Please help I have a Micron 40ff with radiators with TRV's & a room stat, I replaced the old style PCB about 3... [Read more]

Glow Worm 30 cxi leaking slightly, please help?

My boiler is leaking very slightly from the cold water inlet pipe (I believe). Has anyone came across a simil... [Read more]

Help! Iv no heating or hot water! ?

Hi i have a combi boiler by ferolli, i believe it is model DOMIcompact 24 D. When i turn the hot water on i... [Read more]

no hot water upstairs?

when i turn on the shower or bathroom tap, the water is cold for a minute, then quite hot for a minute, then r... [Read more]