Hitachi RAS-8FSXN - Page 88

DSW10: switch setting example
1 2
DSW10
1 2 1 2 1 21 2 1 2 1 2
A B A BC
H-LINK
H-LINK II
H-LINK
H-LINK II
H-LINK
H-LINK II
H-LINK
H-LINK II
DSW10 DSW10 DSW10 DSW10 DSW10 DSW10
D D D D D D D D D D
E E E E E E E E E E
A. Main unit.
B. Secondary unit.
C. Secondary unit.
D. Indoor units.
E. Remote control.
N O T E
• Where two
or more outdoor units are connected using the H-LINK or H-LINKII, DSW10 contact 1 on the master
or main unit must be set to OFF from the second refrigerant group of outdoor units.
• If only one unit is installed, the setting is not necessary.
4 Electrical wiring
81
SMGB0065 rev. 1 - 12/2010
4