How to mend Bosch Greenstar Boiler

how can i fix my worcheter greenstar cdi 37?

when running hot water slow from taps boiler makes noise and when in eco mode. but not in eco mode

Ihave a worcester bosch greenstar 30Si with a digital optimiser?

I have a worcester bosch greenstar 30Si combi boiler with a digital optimiser. The heating is full on and the ... [Read more]

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Expansion tank hot?

Greenstar Ri boiler open vented system. When boiler switched on constant flow of hot water to expansion tank... [Read more]

Replace digistat scr with a fixed c\h programmer?

Can you please recommend a non wireless fixed on the wall central heating programmer and thermostat that can r... [Read more]

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GREENSTAR 28i junior\iflo digistat scr\drayton rf601 not keeping temp?

I have a greenstar 28i junior boiler connected to a iflo digistat scr which connects via wireless to remote dr... [Read more]

disconnect receiver on worcester boiler 28i?

hi, i have a worcester bosh greenstar junior 28i, i have hard wired in a heatmiser prt stat. all working fine ... [Read more]

greenstar 24hr junior combi mk111 condensing boiler?

how do I reset the water pressure on a greenstar 24hr junior combi mk111 condensing boiler using the key, I've... [Read more]

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woresterboch 24i greenstar combi boiler?

when i put on boiler control for constant heating it will not fire up but it fires up for hotwater

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how can i fix GREENSTAR 24i junior / 28i junior combi boiler?

just bled radiators for first time. Now all radiators have gone cold but heating is still on. Dont know what t... [Read more]

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i have no heat or hot water on worcester bosch greenstar 30cdi boiler?

no heat or hot water on greenstar30 cdi, no fault code but will not reset. flame light not lighting rapid flas... [Read more]

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how can i fix my worcester bosch greenstar 25si?

my boiler pressure keeps creeping up over a period of 24 hours or so causing relief Vv to lift.The filling key... [Read more]

Worcester Bosch Greenstar 24i not firing up?

I have a worcester bosch greenstar24i boiler (6 months old) which is not firing up. We have hot water but the... [Read more]

Greenstar 42CDi combi boiler flashing EA ??

No hot water and no central heating - pressure is in the green area. any ideas ??

Worcester Bosch Greenstar 37CDi Combi showing code U9?

My boiler is showing code U9, I know this means that the temp has risen to 99 degrees. The result when I turn ... [Read more]

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how can i fix my boiler?

hi i have an greenstar 24i junior boiler and it keeps switching itself off and when i press reset it comes on ... [Read more]

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how do i charge the system Greenstar CDi combi boiler?

the pressure guage has dropped into the red. How do I charge the system with the charging key. Where doed it... [Read more]

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pilot light has blown out on my wocester bosch greenstar 30cd1 combi how do?

the pilot light has blown out on my worcester bosch greenstar cd130 combi boiler how do I relight

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worcester greenstar 25si/30si boiler not firing up ?

when wireless thermostat dt 20 rf asks it to, battries ok, little flame symbol shows boiler does not ignite,... [Read more]

AWC 6 Bar pressure relief valve passing water?

Water seems to pass only on morning initial start up of Worcester Bosch Greenstar 12i/24i system boiler. I hav... [Read more]

greenstar heatslave 18/25 making a high pitched screech?

greenstar heatslave 18/25. We have disconnected a radiator and now the boiler is making a high pitched screech... [Read more]