YMGI: Your Modern Green Idea
YMGI, Engineered Comfort Products for A Sustainable and Efficient Green World!
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Wiring
Before obtaining access to terminals, all supply circuits must be disconnected.
1. Units must be grounded securely. Failure to do so may result in electric shock.
2. Please carefully read the wiring diagram before performing wiring work. Incorrect wiring can cause malfunction or
damage to the unit.
3. The unit should be powered by an independent circuit and specific socket.
4. The wiring should be done in accordance with NEC code and local regulations in order to ensure the unit
’s
reliable performance.
5. Install a circuit breaker for branch circuits according to NEC code and local regulations and electrical standards.
6. Keep all cables away from refrigerant piping, compressor and fan motor.
7. The communication wires should be separated from power cord and connection wire between indoor unit
8. Adjust the static pressure via wired controller according to site requirements.
Connection of Wire and Patch Board Terminal
1. The connection of wire (as shown in illustration below)
a. Strip about 1 in. (25mm) of insulation off the wire end using a stripping and cutting tool.
b. Remove the wiring screws on the terminal board.
c. Shape the tail of wire into ring using needle nose pliers, and keep the gauge of ring in accordance with
the size of the screw.
d. Use the screwdriver for tightening the wire to the terminal.
2. The connection of stranded wire (as shown in the second illustration below)
a. Strip about 3/8 in. (10mm) of insulation off the end of stranded wire by stripping and cutting tool.
b. Loosen the wiring screws on terminal board.
c. Insert the wire into the ring tongue terminal and tighten with a crimping tool.
d. Use a screwdriver for securing the wire to the terminal.