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4. How to Install the Outdoor Unit
First refer to Section 2. Installation Site Selection.
4-1. Wiring Instructions for the Outdoor Unit
Regulations on wire size differ from locality to locality. For
field wiring requirements, please refer to your local elec-
trical codes. Make sure that the installation fully complies
with all local and national regulations.
(1) Remove access panel “C”. (Fig. 46)
(2) Connect the inter-unit and power supply line accord-
ing to the drawing on the panel side.
(3) Be sure to size each wire allowing approx. 4"
(10 cm) longer than the required length for wiring.
Store excess wiring inside the cabinet.
(4) When connections are completed, check that all
connections are correct as shown in the wiring sys-
tem diagram on panel side.
(5) Be sure to ground the unit according to your local
codes.
Lock nut
Conduit
plate
Plug
Inter unit
(Conduit)
Power supply
(Conduit)
Cabinet
Terminal
block
Access panel “C”
Fig. 46
07-103 CH0971-1271 ENG 5/9/07 10:10 AM Page 16