How to mend Bosch Greenstar Water

hot water goes cold?

i have a worcester greenstar 24i when i have a shower (power shower) it starts fine then goes cold and stays c... [Read more]

My WB Greenstar 30Si needs resetting when running?

I can use the hot water and the heating together but only until the radiators get warm and then it cuts off, u... [Read more]

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]

heating only comes on if hot water on?

we had a new worcester greenstar boiler and system installed by british gas a few years ago. we have a control... [Read more]

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]

bosch greenstar 30si combi?

pressure gauge low but when i turn water valve open no water enters engineer cant find the problem, boiler is... [Read more]

Keep getting F5 lockout even after reset, once water used F5 comes back?

I have reset the PCB but still goes into F5 when boiler turns off.

Greenstar RI boiler not working?

We have a WB Greenstar RI boiler that is about 7 years old and has run pretty faultlessly in that time. It has... [Read more]

Bosch greenstar 24i junior?

Boiler appears to be on at the switch, however no light on the boiler and the reset button doesn't do anything... [Read more]

worcester bosch greenstar regular gas boiler?

No fault light no heating or hot water when programmed to come on. Over ride not working either. Can any one h... [Read more]

f37 flashing?

I had a new circuit board fitted and new clock. And a new water pressure valve .And f37 is still flashing.

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no heating?

worcester bosch greenstar ri boiler. Hot water is working but central heating is not? Any ideas?

got no heating?

my worster greenstar he works on hot water but only sparks on heating

1

Location of small condensing tank?

Can anyone tell me the location of the small condensing tank in the 24i junior greenstar - the boiler appears ... [Read more]

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How can I fix Greenstar 37 CDi?

Hot water works fine but C/H won't fire up

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worcester 28i junior green star combi boiler?

this boiler does not display any codes it is about 7 years old i had a look at it today fan does not come on ... [Read more]

1

Water in Condestate Pipe full?

I have a Worcester Bosch Greenstar with the condestae pipe routed indoors to a 40mm drain pipe. Today when the... [Read more]

I have a greenstar 25cdi gas condensing boiler. ?

The hot water temperature is'nt always getting hot. Never cold but sometimes lukewarm , sometimes hot? The c... [Read more]

Boiler?

Heating/Water gone off.Reset flashing fast,Burner On flashing slow,just not cutting in.Tried turning temp dial... [Read more]

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why ami losing pressure on my green star 28i junior boiler?

system and dhw working ok! check radiators for leaks and all topped up. The system is not dumping water ive ch... [Read more]