Hitachi RPC-FSN3E - Electrical Wiring

ENGLISH
4 Insert the drain plug into the right-side and drain boss using
a driver as shown below.
Driver
Drain Plug
Drain Connection
Unit
Side
5 After inserting the drain plug into the right-side drain boss,
seal the jointed part by using a water-proof chloride type
sealing material and secure it with a fastener.
Plug
Seal Material
6 Wrap the insulation material around the drain connection.
7 Connect the drain hose to the left side drain connection
using the same procedure as for the right side drain
connection.
Connecting a Drain Piping
1 Prepare a polyvinyl chloride (PVC) tube with an outer
diameter of 26mm. (VP20)
2 Pay attention to the position of the drain pipe. Keep the
down-slope, 1/25 to 1/100. Do not create an upper slope or
rise for the drain piping.
3 Seal the connecting part of the drain pipe by using the water-
proof chloride type sealing material.
4 Wrap the insulation material around the connecting part
perfectly.
5 Fasten the drain pipe to the connecting part using the
factory-supplied clamp.
Drain Hose
Insulation
(eld supplied)
Secure
Downward
Slope
Pipe
Clamp
Insulation
6 Do not connect the drain pipe with sanitary sewage or any
other drainage pipe.
7 When installing the pipe, do not tie the drain pipe and
refrigerant pipe together. Tie the drain pipe as shown below
Rear Side piping
Band
Band
Rear Side piping
8 After completing the drain pipe work, pour water into the
drain pan and check to ensure that water ows smoothly
6 ELECTRICAL WIRING
6.1 ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT
! CAUTION
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 as shown below.
Single phase connection
Remote Control
(PC-ARFPE)
Transmission
Wires
Power supply
wires
(Single phase)
Earth Screw
The electrical wiring connection for the indoor unit is shown
below.
1 Connect the cable of the remote control switch to the
terminals A and B in electrical box through the connecting
hole in the cabinet, as shown below.
2 Connect the power supply and ground wires to the terminals
in the electrical box.
3 Connect the wires between the indoor unit and the outdoor
unit to the terminals 1 and 2 in the electrical box, as shown
below:
Knockout hole
for wirings
Grille
Cord clamp
Electrical Box
RCS (Optional)
Transmission wires
Power wires
ELECTRICAL WIRING
PMML0320A rev.4 - 08/2016
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