4 Electrical wiring
163
4
SMGB0077 rev.0 - 01/2013
DSW6 switch / RSW1 rotary switch: Unit no. setting
Set DSW6 and RSW1 to modify the indoor unit address. The setting must be made so that it does not overlap the setting of other
indoor units in the same refrigerant cycle. If the setting is not made manually, the automatic address function will be enabled.
Setting position (DSW6) Setting position (RSW1)
Tens setting (second digit)
Unit setting (îš¿rst digit)
Example for number 16 +
DSW7 switch: Fuse recover
No setting is required. Setting position before shipment.
1 2
ON
In case of applying high voltage to the terminal 1,2 of TB1, the
fuse on the PCB1(M) is cut. In such a case, îš¿rstly correct the
wiring to TB1 and then turn ON #1 (as showing beside)
1 2
ON
DSW5 switch / RSW2 rotary switch: refrigerant cycle number setting
This is used to set the refrigerant cycle number.
N O T E
• The factory setting of DSW5 switches is OFF.
• The rotary switches are set by inserting a screwdriver of the appropriate size into the centre groove.
Setting position (DSW5) Setting position (RSW2)
Tens setting (second digit)
Unit setting (îš¿rst digit)
Example for number 5 +
0
9
8
7
6
5
4
3
2
1
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