How to mend ... Need Really Hi Really Ch

CH Pressure relief valve 24i junior?

Have got a leak somewhere in th CH system and have to keep topping it up,couple of days ago must have put to m... [Read more]

Potterton Promax 15HE Boiler -relay clicking problem?

Hi, Need some help please. A 6yr old Potterton Promax 15HE on an unvented boiler installation has suddenly st... [Read more]

RAVENHEAT model HE85 CH works but DHC trips on over pressure?

as we open the DHC the pressure builds up and the boiler tripes at 3 bars can any one help

We have a Worcester 350 Combi and is shutting down after 2-3 hours. ?

We have a Worcester 350 Combi and is shutting down after 2-3 hours with the pressure dial showing a drop to be... [Read more]

heating issue with Greenstar 25Si/30Si combi bolier?

intermittent loss of heating once room temperature is met, turns off whether 'timer' or 'on' is selected 'CH'... [Read more]

Worcester Condensing Boiler - if its not firing during this freeze ?

Not a question - just a bit of advice - if its not firing up check that the condensate pipe not frozen up if i... [Read more]

Worcester Boliler cdi 40 Frozen Condensate pipe fixed CH not working proper?

Dear All, I usually answer questions but require advice - sisters boiler situated in garage not working - bru... [Read more]

mid position actuator?

A couple of day's ago I had no HW but I had CH. It seemed that the lever on the actuator was stuck to the rig... [Read more]

what causes the ch pressure to drop to 0, whit water still in the system?

ch pressure goes down. what is the cause for this?

Worcester Highflow 400 RSF CH or HW but not both?

Boiler about 9 years old serviced regularly. Boiler basically operating OK (programmer, ignition etc.) Can g... [Read more]

The CH Demand light keeps flashing slow and cutting off the heating?

As above, when you hold down the red button the boiler re-starts, but after a varied time the boiler cuts out ... [Read more]

Ideal Icos Boiler, Heatrae Sadia CL170, Reliance Pressure gauge?

My CH/HW system consists of the above components plus a room thermostat and control panel beside the boiler. A... [Read more]

Worcestor 350 HW but no CH?

The burners won't ignite when CH is selected, the demand light comes on but no ignition. When CH is turned off... [Read more]

How Can I Fix A Potterton EP2002 Heating System?

My daughter has a Potterton EP2002 system with a Potterton Suprima 40L boiler and a MPE322 diverter valve. Th... [Read more]

no central heating on demand?

when i select CH boiler fails to ignite but when i select just HW i get hot water and central heating is th... [Read more]

Worcester 24i RSF-L?

Water pressure dropped and when repressurised the boiler it will not ignite for CH or HW. Fan running but not... [Read more]

How can i diagnose afault on my greenstar24i boiler?

Boiler keeps cutting out it seems to be aproblem with the radio link between the dt20rf programmer because whe... [Read more]

Micron 60ff boiler. Ignition failure?

On most days, usually in the morning and evening when the boiler is programmed to come on from cold, this happ... [Read more]

how can i fix my worcester bosch 24i rsf boiler?

in need of some help with my boiler please, i cant get ch to work unless i turn the hot tap on to let the boil... [Read more]

ideal FF270 ticking but no heating. Pilot light OK?

My Ideal FF270 is installed to supply CH only and sometimes works perfectly. However, in really cold weather, ... [Read more]