- (HU01 - 08) -Hydraulic unit / Split DHW integratedHYDRAULIC UNITWG050-160DGHYDRAULIC UNITWG050-160DGDIMENSIONS32DIMENSIONAL DRAWING3-12MODEL : WGA050DG, WGA100DG,WGG140DG, WGYK160DG9175 21047129664855113511892444363059957664418501840698 103Back viewHeatingDHWDCWHeating returnSide view Front view(Unit : mm)Legend :1 - Electric box.2 - Regulator / User interface.3 - Start/stop switch.4 - Hydraulic pumping unit.5 - Distribution valve.6 - Gas refrigeration connection.7 - Liquid refrigeration connection.8 - Condensation sensor.9 - Drain valve.10 - Safety valve.11 - Safety thermostat.12 - Manometer.13 - Manual drainer.14 - Expansion vessel.15 - Condenser.16 - Electrical back-ups DHW (Soapstone).17 - ACI.18 - ACI card.Sensors :22 - DHW sensor.21 - Water flow sensor.23 - Water return sensor.3121104982123145172216119921815136 7