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
(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
Cabinet
Terminal block
Conduit plate
Access panel 
C
Plug | Inter unit | Power supply |
| (Conduit) | (Conduit) |
Fig. 46
16
