How to mend ... Fires Switch Problem

intermittant fault on ravenheat csi85at?

on this combi when switched to hot water only boiler does not fire at all.on winter /summer boiler fires on ho... [Read more]

Ravenheat boiler problem!!!!!!?

Hi, I have a ravenheat HE85AAAT natural gas boiler, it fires up for a few seconds then cuts out then fire up a... [Read more]

Hot Water gets teppid but not warm heating ok?

I have a Ravenheat RSF100 ET Combi Boiler. had to strip down to repair water leak. Put back together, Fan work... [Read more]

Burner fires up and CH comes on, even though not selected at switch ?

Having been impressed with the diaphragm solution I was given here in 2010, I have another problem now with my... [Read more]

halstead ace high repeat lockout?

please help, my halstead ace high keeps locking out. once it fires up it works fine but every morning or eveni... [Read more]

ravenheat csi85t combi boiler ?

when i turn the tap onthe boiler comes on then the ignition fires once the burner lights & instantly shuts dow... [Read more]

How can I fix my Halstead Finest Boiler?

I am still having a problem with my Halstead Finest Boiler. The Heating works ok by itself, but when a tap is ... [Read more]

Potterton Suprima - continually runs!!!?

Hi, My boiler ha started to run continually. My only way of controlling it is to switch on or off by the wall ... [Read more]

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

Halstead Finest Combi Boiler Locking Out?

When a hot tap is turned on and the central heating is not on or on demand, the hot water flows whenever a dem... [Read more]

Ariston Eurocombi boiler fails to fire?

Hi I have an Ariston Euro Combi boiler. For some time the burners have been slow to fire up on demand (on bot... [Read more]

Can any body help me to diagnose my Baxi 105e please?

Hello, I have problem with my Baxi 105e. I had replaced diaphragm for DHW and it worked fine but now (after f... [Read more]

How to fix pressure problem on Ferolli F30 Combi?

I have a Ferolli F30 Combi which has for a while now had a problem with pressure. It will only work when t... [Read more]

intermittent problem with central heating valve not opening?

We have a Drayton wireless for our central heating, and a Drayton ZA5679-2 2 Port motorised valve also for hea... [Read more]

can anyone help- Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]

Domina 80E CH fault?

I can get hot water easily and constantly but the central heating doesnt work properly. The CH comes on when i... [Read more]

worcester cd35i ii pressure problem?

i have a problem with my combi worcester cd35i ii the pressure of the unit is at just over 1 bar and when you ... [Read more]

Halstead finest gold safety lockout problem?

Halstead finest gold boiler has started to show solid red safety lockout when hot water is turned on, This doe... [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]

vokera, compact?

my problem is, my boiler fires up straight away whenever i turn the hot water on, but whenever i turn the swit... [Read more]