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Mend Worcester Bosch Greenstar 30CDi Boiler

worcester greenstar 30cdi noisy when running heating?

hi

my boiler is 5 years old and is running fine apart from when the heating is put on then it will make a noise from the boiler for about 5 minutes then stops,

any ideas please

kw
October 2012
Worcester BoschWorcester Bosch Greenstar 30CDiHeating, Home Heating SystemsWorcester Greenstar Boiler

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Worcester Bosch 30CDi Boiler Noisy - Help!