Wiring Connection; Dip Switches Setting; Indoor Unit - Hitachi RCI-1.0FSN3 Installation & Maintenance Manual

7.5

Wiring Connection

The wiring connection for the indoor unit is shown
Cord Clamp
Wiring Support Plate
Electrical Box
PCB
(Printed
Circuit Board)
Electrical Box
Cover
Power Source Wiring
(between Indoor Units)
Screw for Wiring
Support Plate
Cord Clamp
Wiring
Support
Plate
Wiring for
Remote Control
Switch
(a)
Loosen two (2) screws for the wiring support
(c)
after the wires are installed through the wiring
(d)
cover in order not to scratch or touch wires to
the edge of other parts.
(e)
(f)
connection.
Tightly clamp wires by the cord clamp after
the wiring is completed to the terminal board.
wires.
P5414946-rev.1
TC-12001
Piping Cover
Wiring Connection Hole
Screw for
Wiring Support Plate
under Piping Cover
Scerw
(for Electrical Box Cover)
Earth Wiring
Connection Screw
Terminal Board (Black)
AC 220-240V
Terminal Board (White)
DC5V
Electrical Box
Transition Wiring
between Indoor Unit
and Outdoor Unit
7.6

Dip Switches Setting

(2) The positions of Dip Switches on PCB are
(3) Unit No. Setting
The indoor unit No. of all indoor units are
Unit No. Setting
DSW6 (Tens Digit) RSW1 (Units Digit)
Setting
Position
ON
0
OFF
1 2 3 4 5 6
Before shipment, DSW6 and RSW1 are set to "0".
Max. 64 units are available to set when all the equipment
to be connected are corresponding to H-LINK .
Max. 16 units when the units corresponding/
non-corresponding to H-LINK are combined.
DSW5 (Refrigerant Cycle No. Setting)
RSW2 (Refrigerant Cycle No. Setting)
DSW3 (Capacity Code No. Setting)
RSW2
DSW4 DSW5
0
ON
ON
1 2 3 4
1 2 3 4 5 6
0
ON
ON ON
1 2 1 2 3 4 5 6 1 2 3 4 5 6
DSW9 DSW6 DSW3
RSW1
DSW6 RSW1
(Indoor Unit No. Setting) (Indoor Unit No. Setting)
DSW9 (Optional Function Setting)
DSW4 (Unit Model Code Setting)
(4)
corresponds to the Horse Power of the

indoor unit.

Horsepower 1.0 1.5
ON
Setting
Position
1 2 3 4 5 6 1 2 3 4 5 6
OFF
Horsepower 3.0 4.0
ON
Setting
Position
1 2 3 4 5 6 1 2 3 4 5 6
OFF
4-WAY CASSETTE
Ex.) Set at No.16 Unit
DSW6
Set by inserting
slotted screwdriver
ON
into the groove.
OFF
1 2 3 4 5 6
Set No.1 Pin at ON side
RSW1
0
Set at "6"
ON
1 2
DSW7
DSW7 (Fuse Recover)
2.0 2.5
ON ON ON
1 2 3 4 5 6 1 2 3 4 5 6
OFF OFF OFF
5.0 6.0
ON ON ON
1 2 3 4 5 6 1 2 3 4 5 6
OFF OFF OFF
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