Note:
When connecting the power supply cord, make sure that the phase of the power supply
matches with the voltage and phase indicated on the nameplate, . If the power supply does
not match the nameplate, the compressor will not operate properly and the equipment may be
damaged.
Grounding Requirements
•
Follow your local, State and National Electric Codes (NEC) when grounding this unit.
•
The air conditioner is classified as a Class I appliance and must be grounded.
•
The yellow-green wire of the air conditioner is the ground wire and cannot be used for other
purposes or cut off, otherwise it would create an electric shock hazard.
•
Do not ground the unit to a utility pipe, arrester or telephone ground. Incomplete ground may
cause electrical shock or fire. A high current surge from lightning or other sources may cause
damage to the air conditioner.
Installation of Controllers
Refer to the controller installation manual for instructions and functionality.
Wiring Precautions
23
Floor and Ceiling Unit
CAUTION
Improper operation may lead to personal injury or property damage.
