How to mend Bosch Boiler Water

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How to fix my Worcester Bosch 24 CDi Combi boiler?

My hot water causes problems in the shower, which has a mixer tap. The temperature is fine, then goes cold, th... [Read more]

water not hot enough to have a bath from my 24i bosch boiler?

Just before christmas i was getting no domestic hot water from my 24i worcester bosch combi boiler.I replaced ... [Read more]

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combi boiler worcester bosch greenstar?

hot water pouring outside via relief valve

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Faulty diverter valve or motor ?/?

Worcester Bosch Greenstar HE plus boiler, when the heating is not on we can get hot water but as soon as we ha... [Read more]

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Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

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how can i fix my worcester bosch 28i rsf combi boiler ?

I am having problems getting hot water when my central heating is on, when the heating is off i can get the ho... [Read more]

Heating but no hot water - whats wrong?

We have heating but no hot water on Greenstar 28I Junior boiler. When looking at boiler all lights are normal... [Read more]

how can i increase my worcester greenstar HE boiler temperature flow?

The minimum required temperature flow is 35 while my actual temperature flow is 18 and the screen is displayin... [Read more]

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Greenstar boiler heating water but not central heating independently?

Hi folks I wonder if you could help me with the following problem - I have a Worcester Bosch Greenstar ri (... [Read more]

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Is it the condensate pipe?

Have 28i junior bosch boiler. Had frozen condensate pipe but literally over 10 kettles later, 5 hot water bott... [Read more]

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Worcester Bosch Greenstar 24i No Hot Water?

Hot water has stopped working. Heating works fine. Boiler fires when Hot tap turned on but goes out after ab... [Read more]

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Worcester Bosch Highflow 400 rsf boiler problem?

I have a problem with my Worcester Bosch Highflow 400 rsf boiler. If hot water is on, I cannot get central hea... [Read more]

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what is causing the problem?

I have a worcester bosch 532i combi boiler, when you run hot water for a while (eg shower) the flow temp cont... [Read more]

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greenstar ri gas fired condensing boiler no hot water or heating blue light?

Hi I have been reading all the other letters and it seems we could be frozen in the condenser pipe. But I dont... [Read more]

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i have a worcester greenstar 30si boiler the pressure was low?

i inserted the key looking device underneath and turn the release valve to get the pressure back up, now when... [Read more]

How to adjust the low water pressure in worcester bosch combi boiler?

How do you adjust the low water pressure in worcester bosch combi boiler

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My R 30 Worcester Bosch HE is not working. EA comes up shortly after start ?

How do i fix my Worcester Bosch HE R30 boiler as it has stopped. When turning it on EA comes up then it stops.... [Read more]

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worcester Greenstar Ri boiler - problems?

Hi Need some urgent help, we have put hot water on pipe and flue and removed the ice. Boiler still flashin... [Read more]

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hot water & heating?

I have a new boiler installed just 3 years ago [greenstar 28i Junior], until 3 days ago, flashing blue light c... [Read more]

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Worcester Bosch greenstar boiler?

My condensation pipe was frozen and I've now fixed the problem by unfreezing it but before I did that I'd alre... [Read more]