Expansion Vessel
Max CO
2
Adjustment
Limit Stat (Flue Gas)
Plated Stainless Steel Heat
Exchanger
(*Behind Heatronic III)
Gas Valve
Min CO
2
Adjustment
Heating Temperature Setting
Heatronic III Control
A look inside
the
boiler
5 | New! Bosch Greenstar residential space & water heating boiler solutions
