Bosch Worcester Bosch Heat Exchanger 

12 Plate | 87161066860 

This Worcester Bosch 87161066860 Secondary Heat Exchanger is located within the hydraulics and diverter valve section of the boiler. It allows heat that is generated by the main heat exchanger to be transferred across the plates of this heat exchanger, heat is then transferred across the plates which in turn heat up the cold water coming through the boiler and provides hot water direct to the hot taps.

This Part fits:  

Worcester GREENSTAR 12I FSN NG

Worcester GREENSTAR 12I FSP LPG

Worcester GREENSTAR 24I FSN NG

Worcester GREENSTAR 24I FSP LPG

Worcester GREENSTAR 24I JUNIOR

Worcester GREENSTAR 24I JUNIOR

Worcester GREENSTAR 25SI FSN NG

Worcester GREENSTAR 25SI FSP LPG

Worcester GREENSTAR ERP 25I