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Hitachi AIR CORE 700 PPIM-B18UFA1DQ Manuel D'utilisation, D'installation Et D'entretien page 31

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7. Refrigerant cycle No. setting (DSW5)
These switches set the refrigerant cycle number and need to be made only when connecting multiple
systems together via H-Link (e.g. central control)
8. Fuse recover (DSW7)
* No setting is required. Setting positions
before shipment are all OFF.
NOTICE
The "■" mark indicates the positions of DIP switches. The figures show settings before shipment.
When the unit no. and the refrigerant cycle no. are set, record them to facilitate maintenance and
servicing activities in the future.
Turn OFF all the power supplies of the indoor and outdoor units before DIP switch setting. Otherwise,
the setting is invalid.
DSW5 Refrigerant system setting
ON
OFF
1 2
3
4
5
6
Before delivery, DSW5 is set to "0",
a maximum of 64 refrigerant systems
can be connected.
ON
OFF
1
2
-19-
7. Electrical Wiring

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