Electrical Wiring - Hitachi RPI-0.6FSN4E Installations- Und Betriebshandbuch

ELECTRICAL WIRING

6 ELECTRICAL WIRING
6.1 ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT
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C A U T I O N
Use twisted shielded pair cable or shield pair cable for transmission wires between the indoor and the outdoor units, and connect the shielded part to
the earth screw in the electrical box of the indoor unit.
Electrical box location
Electrical box is provided at the bottom side of the unit as shown bellow.
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RPI RPIM
Top view
Electrical
RPIM-unit
box
Electrical box
bottom side
view
Electrical
box
Electrical wiring installation
1 Remove at the bottom side of the unit, the Fan cover service panel.
2 Cut out the center of the rubber bushing in the wiring connection hole of the unit.
3 Connect the power supply and ground wires to the terminals in the electrical box.
4 Connect the wires between indoor unit and outdoor unit.
5 Connect the cable of the Remote Control Switch.
6 Tightly fix the wires with the cord clamp inside the indoor unit.
7 Seal the wiring connection hole after running the cables with the seal material (cover plate) to protect the unit from condensed
water and insects.
Electrical box layout:
PCB1
Electrical box
TB
Remote Control
Transmission Power supply
(PC-ARFPE)
Wires wires
(Single phase)
Earth Screw
PCB2
TB: Terminal board
PCB (1/2): Printed circuit board
10 PMML0246A rev.4 - 05/2016