How to mend Bosch Greenstar Boiler

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Greenstar 25 combo boiler?

The washers on my worster boiler key seems to big what can I do to repressurise it

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How do I rectify aU9 Code?

Worcester Bosch Greenstar 37CDi Combi showing code U9? My boiler is showing code U9, I know this means that th... [Read more]

Siemens RDH 10 RF Thermostat not triggering heating?

I have Siemens RDH 10 RF Thermostat and a Worcester Bosch Greenstar 30CDi combi boiler. The battery in the th... [Read more]

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over pressure?

I have a greenstar 24i boiler, pressure is normal, when I turn heating on pressure increases and eventually op... [Read more]

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Worcester Bosch Greenstar Ri v Beast from The East?

My boiler has been struggling to reach thermostat temperature and has now started gurgling like its boiling a ... [Read more]

2

my greenstar highflow 440 boiler is showing an error code C1?

the boiler is showing a c1 error, fan speed too low, how do I fix it please?

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how to reduce boiler pressure ?

i have set the bar pressure on my greenstar 37 cdi to high. how do I reduce it to proper level. Do I use the k... [Read more]

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My heating is on?

Thermostat is turned off so the central heating shouldn't be on. However the radiators are all giving out heat... [Read more]

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Flashing reen?

The boiler light is flashing green and then amber for two seconds and back to green.Ive no heating or hot wate... [Read more]

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Problem with Worcester Bosch Greenstar 38CDi Classic ERP Boiler?

We had a Worcester Bosch Greenstar 38CDi Classic ERP boiler installed at the end of July 2015. We keep gettin... [Read more]

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No power getting to Greenstar Highflow boiler?

pressure dropped so refilled, now no power at all getting to boiler?

greenstar cdi ?

Hi I have a Greenstar CDI boiler that will not reach over 18 c I've bled the radiators reset the boiler check... [Read more]

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How do I release the pressure on my greenstar 25Si/30Si boiler?

The pressure on my boiler is low which means I cannot get hot water. I have read through the instructions and ... [Read more]

Worcester greenstar combi boiler not heating above 35C?

I have a new Worcester Bosch 30i combi boiler which was installed a couple of months ago, but I just can't see... [Read more]

bosch greenstar 241/281condensing boiler fitted onthe wall?

I have a greenstar 24i boiler - the heating was switched off in the night a storm raged wind and rain next day... [Read more]

Bosch 35 he leaking & low pressure?

Bosch greenstar 35he plus low pressure & leaking inside boiler have replaced prv & expansion tank as both whe... [Read more]

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how do i replace batterys in my greenstar 28i boiler?

how do i replace timer in greenstar 28i boiler batterys no light on timer

Error code EA 258 on Worcester Greenstar compact 25i boiler?

Got in on New Year's day after a day at work and my partner said heating had been off most of the day and no h... [Read more]

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how can i fix my worcester bosch greenstar 28i junior boiler?

boiler fault light showing & will not reset

problem filling bosch greenstar 28i junior?

my boiler recently lost all pressure and the hot water has stopped working properly, it comes on for about a m... [Read more]