3
Securely fix the extension cable (accessory of the optional
expansion valve kit) along the refrigerant pipe with tape. At
this time, the refrigerant pipe should be positioned between
the power source cable and cables for expansion valve kit,
remote control switch and transmission in order to prevent
malfunction as shown in the figure below.
Power source
cable
Taping
Refrigerant pipe
Cables for expansion valve
Kit, remote control switch and
transmission
16.4 DIP SWITCH SETTING
1
Turn OFF all the power supply to the indoor and the outdoor
units before dip switch setting. If not, the setting is invalid.
PCB2
Switch cover
2
The positions of dip switches on PCB are shown in the figure
below. Open the switch cover. After the dip switches are set,
attach the switch cover again.
Dip Switch PCB (PCB2)
DSW5
RSW1
RSW2
DSW6
DSW9 DSW2
SW
2
DSW3
3 RSW2 & DSW6 (Unit Number Setting)
. The indoor unit
number of all indoor units are not required. The indoor unit
numbers are set by the auto-address function. If the indoor
unit number setting is required, set the unit number of all
indoor units respectively and serially by following setting
position. It is recommended that the unit number setting start
from “1”. For the centralized control, this setting is required.
Unit number setting
DSW6 (Tens digit)
RSW2 (Units digit)
Ex.) Set at number 16 Unit
DSW6
ON
OFF
Set number 1 pin at ON side
RSW2
Set at “6”
ON
OFF
Setting
position
Set by inserting
slotted screwdriver
into the groove.
Before shipment, DSW6 and RSW2 are set to “0”. Max. 64 units are available to set when all
the equipment to be connected are corresponding to H-LINK ΙΙ. Max. 16 units when the units
corresponding/ non-corresponding to H-LINK ΙΙ are combined.
4 DSW3 (Capacity code setting)
. No setting is required, due to setting before shipment. This switch is used for setting the
capacity code which corresponds to the Horse Power of the indoor unit.
Horsepower
0.4
0.6
0.8
1.0
1.5
2.0
2.5
3.0
4.0
Setting
position
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
ELECTRICAL WIRING
PMML0552 rev.1 - 02/2021 - A10635790A
24