How to mend Boiler Code Bosch

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Worcester boiler problem?

I have U2 code on Worcester combi boiler…

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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?

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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evo he boiler fault?

fault code f/l comes up on panal

Bosch Greenstar Highflow440/550CDi boiler heating wont come on t error code?

The timer on my new Bosch Worcester Greenstar Highflow 440/550CDi won't seem to work in that my heating won't ... [Read more]

What does error code 5E mean?

I have a GreenstarCDi condenser boiler ,about 5 years old.Heat is still on.It flashes 5E and then back to numb... [Read more]

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Worcester Bosch 40CDi - Fault Code 5E?

I have this code 5E flashing on my display. Other answers suggest it is a servicing scheduling problem, but... [Read more]

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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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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worcester bosh 40 cdi no heating and no hotwater ?

my boiler will not fire up and it keeps coming up with u7 code.please help!

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]

boiler displaying code FC on greenstar 40he model?

My boiler is showing fault code FC and have no text display.

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how do i reignite a worcester bosch 25cdi?

i have error code "EA" but don't know how to reignite the boiler, can anyone help?

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]

U2 error worcester bosch?

water over heating and knocking boiler off - U2 code coming up

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wor bosch cdi 40 - not working?

our boiler is not working. I have tried to reset but it just appears to count down from 99 to 0 - I dont get a... [Read more]

radiators on upstairs but not down??

we had three power spikes yesterday within 2 hours since then our boiler has been playing up we have hot water... [Read more]

my greenstar combi boiler 30cdi has stopped producing?

i have a fault code of f7 what does this mean

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My worcester bosch bolier making very strange vibrating noise 30 cdi?

My worcester bosch boiler is making a very strange noise almost vibrating to the extent that it is going to bl... [Read more]

Bosch RD 532i Boiler?

Intermittent fault when the boiler overheats and starts knocking - flow temperature goes up above 100. System... [Read more]