A ‑ 1 HEATING CIRCUIT 1 Outdoor unit and floor stands(1) 2 Refrigerant connections(1) 3 Indoor unit 4 Modulating thermostat(1) 5 Magnetic sludge filter(1) 6 Buffer tank(2) 7 DHW boiler MH DHW kit AE Dec Ssa OU R SA* OU Rdyn* UH SP 1 2 4 4 4 3 7 6 5 SA SA VD CC (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. B - 2 HEATING CIRCUITS 1 Outdoor unit and floor stands(1) 2 Refrigerant connections(1) 3 Indoor unit 4 Modulating thermostat(1) 5 Magnetic sludge filter(1) 6 Buffer tank(2) 7 2-circuit kit(1) MH OU R SA* OU Rdyn* UH Circuit 2 (mixed) Circuit 1 (direct) SP 1 2 4 4 4 3 SA SA CC CCM 2cK SDpM Bd Dec 5 VM CAR 6 7 (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. DIMENSIONAL SPECIFICATIONS (mm) View from below Front view Side view 886 325 353 180 580 330 632 120 184 Air 886 325 353 180 580 330 632 120 184 Air 886 325 353 180 580 330 632 120 184 Air View from below Front view Side view 907 349 353 194 600 330 716 119 184 Air 907 349 353 194 600 330 716 119 184 Air 907 349 353 194 600 330 716 119 184 Air 450 923 65 161 343 935 841 803 60 60 275 105 Front view Side view Outdoor unit 4 and 6 kW Outdoor unit 8 kW Indoor unit Detailed hydraulics and electrical diagrams included in the installation manual. INSTALLATION SCHEMATICS 59 Heat pumps
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