5
6
ELECTRICAL WIRING
5.
ELECTRICAL WIRING
5.1.
ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT
The electrical wiring connection for the indoor unit is shown
below.
1. Connect the power supply and earth wires to the
terminals in the electrical box.
2 Connect the wires between the indoor unit and the
outdoor unit to the terminals in the electrical box.
3. In case of using PC-P1HE connect the cables to A,B on
the TB2. Set the slide switch (SW1) at the “wired” side.
(See the drawings)
In the case of wireless remote control:
In the case of wired remote control:
NOTE:
In the case of “twin” or “tripple” combination, if the H-
Link wiring between Indoor Units are wrong, only one
unit (Nº 1) will run without an alarm during “Test Run”
mode.
Quantity and position of Dip Switches
Dips switches position is the following.
CAUTION:
Before setting dips switches, firstly turn off power
source and set the position of the dips switches. If the
switches are set without turning off the power source,
the contents of the setting are invalid.
RSW: Unit No. Setting
Setting is required. Set the unit No. of all indoor units
respectively and serially, by following setting position
shown in the table below. Numbering must start from “1” for
every Indoor Unit.
The below figure indicates the position before shipment.
Main unit
1
st
unit
2
nd
unit
3
rd
unit
4
th
unit
5
th
unit
6
th
unit
7
th
unit
8
th
unit
9
th
unit
10
th
unit
11
th
unit
12
th
unit
13
th
unit
14
th
unit
15
th
unit
Setting position
Set by inserting a
screwdriver into the
groove.
DSW3
DSW5
DSW7
RSW
PCB
Wired
Wireless
Operating wires
Power wires
Receiver
Remote Control
Wire of
Wireless
Connecting
Cable
Power Source Wire
Receiver Part
Remote Control Cable
(Non Polarity)