Hitachi P-AP160NA1 Installation And Operation Manual page 14

Electrical wiring
6.2 ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT
1 The electrical wiring connection for the indoor unit is shown
below.
Hole for wiring
Hole for wiring connection Ø 32.5 (for spare)
connection 30x39
(Knock-out hole)
(for cable)
2 Connect the cable of an optional remote control switch or an
optional extension cable to the terminals inside the electrical
box through the connecting hole in the cabinet.
3 Connect the power supply and earth wires to the terminals in
the electrical box.
4 Connect the wires between the indoor unit and the outdoor
unit to the terminals in the electrical box.
Electrical Box
Stopper (Metal)
Power source wiring
Transmission wiring
Remote control switch cable
Printed circuit board (PCB1)
6.3 SETTINGS OF DIP SWITCHES
Quantity and Position of Dip Switches
  
Dips switches position is the following:
C A U T I O N
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 in-
valid.
12
Power source wiring
operating wiring remote
control switch cable
Screw
Termistor Inlet
Terminal board (TB)
Printed circuit
board (PCB2)
Earth screw
Cord clamp
PMML0280A rev.1 - 09/2014
Earth screw
Power source wiring
(between indoor unit
and indoor unit)
Transmission wiring
(between indoor unit and outdoor unit)
(between indoor unit and indoor unit)
DSW6 and RSW1: Unit number setting
  
The below figure indicates the position before shipment.
DSW6
ON
1 2 3 4 5 6
Here is set DSW6 and RSW1 before shipment up to 63 can be set.
Ex. setting nº16
ON
1 2 3 4 5 6
Nº 1 PIN is on
Remote control switch cable
(operation wiring in case of group
control operation by using a
remote control switch)
RSW1
RSW1
Fix to 6