How to mend ... Greenstar

Tiny black bits left in the bowl/sink after running hot water. What are the?

Had Greenstar Heatslave 18/25 oil fired condensing combi boiler (Worcester Bosch) installed 4 months ago. The... [Read more]

Fault Codes for Worcester Bosch Greenstar 24i Junior?

Hi, My 18 month old Worcester-Bosch Greenstar 24i Junior has stopped working. The manual suggest pressin... [Read more]

How to increase pressure on Worcester Greenstar 28i junior boiler?

Just had a new combi boiler installed 2 weeks ago and it is running fine, but the pressure bar has dropped to ... [Read more]

How to adjust the 'bar' on my Greenstar CDi boiler?

The dial on my Greenstar CDi boiler is going in the red section (in to section 3) and I do not know how to bri... [Read more]

Particles in Condensate trap?

Just fitted Greenstar combi boiler - been running for 2 months no problem. However, particales are building up... [Read more]

can i isolate the hotwater circuit from my combi boiler?

I have a leak in my hotwater circuit and cannot get a plumber, holidays etc, I have solved the problem by turn... [Read more]

How do I recharge my Worcester Greenstar 28i Junior Combi?

I had the above Boiler fitted in July 07 with no problems. I noticed 2 off radiators were cold from halfway up... [Read more]

Worcester Greenstar CDi Boiler will not light?

Worcester Greenstar 40 CDi Conventional Boiler GC number 41-311-72 will not light. New boiler last year, OK un... [Read more]

Worcester Greenstar 28i junior Boiler not firing after presure drop?

Hope someone can help. The presure on the bolier droped below red marker. I filled it up and bled rads presure... [Read more]

combination boiler greenstar worcester?

My new combination boiler has a timer which you can program the time the hot water comes on why is this facili... [Read more]

i've got no h/w and no c/h?

i've got a worcester greenstar 30he,and got no hot water or no central heating. The fault code is EA can anybo... [Read more]

my worcester greenstar HE boiler wont fire up?

my worcester greenstar HE boiler wont fire up and it gives an error code AE which says that no flame is detect... [Read more]

my worcester 28i greenstar has no hot water?

my boiler hot water has stoped working but the heating is ok any ideas

How can I increase water pressure on Worcester 25si?

I have a new Greenstar Worcester 25si and the water pressure has gone down to almost zero. I inserted the plas... [Read more]

Worcester greenstar combi flashing SE?

My boiler is flashing SE which I realise indicates a service, the boiler is only 1 year old and has not been u... [Read more]

Upstair steel rads not heating, a little gas but no water when bled?

Upstair steel rads not heating, a little gas but no water when bled. Downstairs cast iron rads working fine, ... [Read more]

recharging my worcester bosch 24si boiler?

i need to recharge my boiler, but i have not had to do it before now and i am not quite sure about the procedu... [Read more]

How do I reduce pressure on a Bosch Worcester Greenstar boiler?

I have to do some maintenence work on a radiator and I have been told if I reduce the pressure (currently set ... [Read more]

Problem with worcester bosch combi boiler?

Evert time we turn the hot tap on our boiler makes a high pitched whistling noise. Worcester bosch greenst... [Read more]

loss of pressure & cold radiators at the bottom?

We have a Worcester Greenstar R40HE combi boiler. The pressure is dropping on an almost daily basis though we... [Read more]