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POWER AND WIRING INSTALLATION
WARNING
1. Before obtaining access to terminals, all electrical supply circuits must be disconnected.
2. Always use an independent circuit and provide an independent circuit breaker to supply
power to the system.
3. Use a circuit breaker with adequate capacity to meet the requirements of the total system.
4. A circuit breaker or fuse should be installed per the National Electric Code (NEC) and
local regulations.
5. Electrical wiring must be completed in accordance with NEC, local laws, and regulations
of the electric company so that the system will operate properly.
6. Provide a GFI circuit breaker at the electrical panel in accordance with the NEC and the
local electrical company standards.
7. Connect the connection wires firmly to the terminal block. Improper installation may
cause a fire.
CAUTION
1.The main power supplies and fresh air damper are high-voltage, while the
communication
wire and the Programmable Controller are low-voltage. They should be
installed separately to avoid electromagnetic interference.
2.
High-voltage and low-voltage lines should pass through separate rubber rings at electric
box covers.
3.If the indoor unit communication wire (to the outdoor unit) and power wire are
connected incorrectly, the air conditioner may be damaged.
4.
Ground both indoor unit and outdoor unit to earth ground in accordance with the
applicable
local and national codes.
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