UDO CONTROLLER M 1 2 8 7 7 4 4 4 5 6 3 9 A - ALFEA MONOBLOC COMPACT: 1 ZONE B - ALFEA MONOBLOC COMPACT: BOILER BACK-UP *Options, see pages 69 to 72. *Options, see pages 69 to 72. 1 Outdoor unit with floor stand 2 Indoor unit 3 Anti-freeze valves* 4 Modulating thermostats* 5 Buffer tank* 6 Back-up kit* 7 Existing boiler 8 Sludge filter 9 Hydraulics connections* UDO CONTROLLER 1 2 4 4 4 5 6 3 8 7 1 Outdoor unit with floor stand 2 Indoor unit 3 Anti-freeze valves* 4 Modulating thermostats* 5 Buffer tank* 6 Sludge filter 7 Hydraulics connections* 8 Electric booster heater* A - ALFEA MONOBLOC DUO: 1 HEATING ZONE 1 Outdoor unit and floor stands* 2 Hydraulics connections* 3 Decoupling buffer tank 4 Second circulating pump to enable built-in decoupling 5 Modulating thermostat* 6 Outdoor sensor* (or Smart Adapt) 7 Magnetic sludge filter Cp EP Dt F F V V V V VAG VAG V Pr SSe PgA SCe SDe OU Ech V4V CC Db UES 1 2 6 R Underfloor and ceiling heating/ cooling SA SA M VE AE PgA Bt SD SR CPr PgA Ma C SSe V P VD V V Db SSa Sae AE 4 D MT CAR GS V 3 7 CAR V V 5 5 *Options, see pages 69 to 72. 39 Heat pumps
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