Gree GKH18K3HI - Test Running and Operation; Trial Operation and Error Codes

Cassette Type Air Conditioner Unit
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⑦. Connect the indoor unit connection cord properly based on the corresponding marks as shown from
Fig. 4.40 to Fig. 4.43.
⑧. Ground both the indoor and outdoor units by attaching a ground wire.
⑨. Unit shall be grounded in compliance with the applicable local and national codes.
(6). Electric wiring of outdoor unit side
Note: When connecting the power supply cord, make sure that the phase of the power supply matches
with the exact terminal board. If not, the compressor will rotate reversely and run improperly.
Remove the big handle (12～42k) /front board (48/60k) of the outdoor unit and insert the end of the
communication cord and the power cable into the terminal board.
Single phase:
Fig. 4.45
Three-phase:
Fig. 4.46
Fig. 4.47