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Mend Worcester Bosch Start Loud Noise

worseter bosch boilers?

hi we have a greenstar cdi conventional that on start up makes a loud vibration noise until the speed settles about 2 mins

graham
July 2008
yes

teddy
October 2008
how to recharge greenstar 24i junior

teddy
October 2008
sound like cavitation caused by air in the system, is the autovent open?

Dr combi
July 2008

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