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Page 2: ...mney flue liner kit then an air vent must be provided in the same room or internal space as the flue duct air inlet with a minimum free area as stated in section 3 4 of the boilers installation manual...
Page 3: ...ec flame signal after burner is switched off 7 Defective fan Missing or Erroneous RPM signal A PCB error Internal error Activate BCC if fitted New BCC if required Safety system failure Failure of inte...
Page 4: ...gh efficiency and hence low flue gas temperature of the boiler It is normal and not a fault indication 6 7 8 PLUMING FROM TERMINAL 9 5 2 CONTROL OF WATER TEMPERATURE DHW Hot water temperature is limit...
