A - 1 CIRCUIT (UNDERFLOOR HEATING AND RADIATORS) + BUILT-IN DHW 1 Outdoor unit and floor stands(1) 2 Refrigerant connections(1) 3 Indoor unit 4 Modulating thermostat (except dynamic radiators)(1) 5 Buffer tank(2) B - 2 CIRCUITS (UNDERFLOOR HEATING AND RADIATORS) + BUILT-IN DHW 1 Outdoor unit and floor stands(1) 2 Refrigerant connections(1) 3 Indoor unit 4 Modulating thermostat (except dynamic radiators)(1) 5 Buffer tank(2) 6 Circuit 2 91 75 52 154 234 318 406 458 545 525 88 124 183 239 View from above 590 1,777 1,710 1,750 1,768 Front view 648 Side view Detailed hydraulics and electrical diagrams included in the installation manual. INSTALLATION SCHEMATICS 1 5 3 D Rdyn* R GS CAR CAR SP UH Circuit 1 (direct) Circuit 2 (mixed) MT MT SDpM CCM 4 4 4 6 1 3 5 4 4 4 CAR GS SP UH CAR D MT Rdyn* R (1) Options, see pages 69 to 72. (2) Depending on the emitter type and quantity of water in the heating circuit, it may be necessary to install a buffer tank. (1) Options, see pages 69 to 72. (2) Depending on the emitter type and quantity of water in the heating circuit, it may be necessary to install a buffer tank. Indoor unit 63 Heat pumps
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