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Hitachi YUTAKI S COMBI Series Installation And Operation Manual

Hitachi YUTAKI S COMBI Series
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IV
PMEN0645 rev.0 - 04/2023
II
GENERAL INDEX
8.2 Preliminary check ............................................................................................61
8.2.1 Checking the unit ...................................................................................61
8.2.2 Electrical checking .................................................................................61
8.2.3  Hydraulic circuit checking (space heang and DHW) ...........................62
8.2.4 Checking the refrigerant circuit .............................................................63
8.3 Commissioning procedure ..............................................................................63
8.4 Test run / air purge ..........................................................................................64
9. ERP Data .................................................................................................................... 66
9.1 AVERAGE climate .............................................................................................67
9.2 WARMER climate ............................................................................................. 68
9.3 COLDER climate ...............................................................................................68
9.4 Addional data ...............................................................................................69
9.5 General ERP data for hot water storage tanks ................................................69

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Hitachi YUTAKI S COMBI Series Specifications

General IconGeneral
TypeAir-to-Water Heat Pump
Energy Efficiency Class (Cooling)A++
RefrigerantR32
Operating Temperature Range (Heating)-20°C to 35°C
Energy Efficiency Class (Heating)A+++
Integrated DHW Tank190 liters
Dimensions (Indoor Unit)Varies by model
Dimensions (Outdoor Unit)Varies by model
Weight (Indoor Unit)Varies by model
Weight (Outdoor Unit)Varies by model
Operating Temperature Range (Cooling)+10°C to +46°C

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