How to mend Bosch Greenstar Water

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]

no blue light on boiler ?

my greenstar boiler start burping but not blue light comes on. no heating or warm water

Greenstar 30SI, digistat DT10RF, reading error code. help?

my DT10RF Digistat is reading E7. it connects to the boiler but does not show any thing other then E7 on the d... [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 boiler won't start???

We have a greenstar R29/R40 HE conventional condensing boiler which operates heating and hot water. The contro... [Read more]

worcester greenstar, no ignition?

hi i have the above boiler and the igntion has gone off and i havent a clue how to re-ignite we have no ... [Read more]

Hot Water Not Working On A Worchester Greenstar Ri Boiler?

Hi can someone please tell me what is wrong with my boiler. I get heating but no hot water.

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how can I fix a radiator pipe leak?

how can I stop the water flow from my wocester combi boiler 1.8 greenstar junior so I can fix a faulty olive o... [Read more]

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Greenstar 30 CDi central heating not working?

Worcester Bosch Greenstar 30 CDi boiler supporting the central heating after being off all summer. Hot wate... [Read more]

Greenstar RI24?

No heating or hot water, blue light on (not flashing) tried to re-set but all i can hear is the ignition cli... [Read more]

hot water not going to the shower?

Hi my hot water will not go through to my shower it gets hot then goes cold again the little clock which on ... [Read more]

My Greenstar 532i doesn't reliably fire up and heat the rads?

I suspect there is a problem but when we got the gas folk out before they just filled it with a bit more water... [Read more]

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How do you fix intermittent heating problem?

I have a new Salus programmable thermostat (RT500RF) and a new Bosch Worcester Greenstar 24Ri boiler. Sometim... [Read more]

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no hot water from worseter bosch greenstar combi boiler?

The boiler doesn't fire when the hot tap is turned on but does fire if the heating is turned on

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No hot water?

My greenstar 30cdi keeps reading a u letter followed by the numbers 1 through to 5 and whilst doing so shuts ... [Read more]

Greenstar 30cdi boiler light?

I have a problem developed with my boiler - I am getting hot water, just no central heating. Only light that i... [Read more]

how can i fix my greenstar 30si combi?

i have got low hot water pressure on the bath hot tap all other taps are ok.

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how can i make my central heating stay on?

I have a greenstar highflow 440 boiler. the red alarm light is on constantly and i cannot override it When I u... [Read more]

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Error message S.97, how can I fix this?

We woke up this morning to no heating or hot water. Error message shows S97 which after looking at the manual ... [Read more]