Hitachi YUTAKI S80 R410A Series Installation And Operation Manual page 8

5.5 Additional hydraulic necessary elements for DHW ........................................36
5.5.1 TYPE 1: Version for operation in DHW but with a remote tank ............36
5.5.2 TYPE 2: Version for operation with Hitachi DHW tank ..........................37
5.5.3 Additional hydraulic optional elements (For DHW) ..............................38
6. Electrical and control settings
6.1 General check ..................................................................................................41
6.1.1 Indoor unit alone ...................................................................................41
6.1.2 Indoor unit in combination with DHW tank ..........................................41
6.2 Electrical connection .......................................................................................43
6.2.1 Wiring size .............................................................................................43
6.2.2 Minimum requirements of the protection devices ..............................45
6.3 Setting of DIP switches and RSW switches ......................................................47
6.3.1 Location of DIP switches and rotary switches .......................................47
6.3.1.1 Function of DIP switches and rotary switches .........................47
6.3.1.2 DSW1 ........................................................................................48
6.3.1.3 DSW2 ........................................................................................48
6.3.1.4 DSW3 ........................................................................................49
6.3.1.5 DSW4 ........................................................................................49
6.3.1.6 DSW5 ........................................................................................50
6.3.1.7 DSW6 (only if available) ...........................................................51
6.3.1.8 DSW7 ........................................................................................51
6.3.1.9 DSW15 & RSW2 ........................................................................51
6.3.1.10 DSW16 & RSW1 ......................................................................52
6.3.1.11 DSW18 ....................................................................................52
6.3.1.12 SSW1 .......................................................................................52
6.3.1.13 SSW2 .......................................................................................52
PMEN0648 rev.0 - 03/2023
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