Specifications

EDUS39-600-F20_b
29 FXOQ-M
Installation
Step 6: ELECTRICAL WIRING WORK
General Information:
• All field supplied parts, materials, and electric works must comform to local codes.
• Use copper wire only.
• For electrical wiring work, refer to the WIRING DIAGRAM attached to the control box lid.
• For remote controller details, refer to the installation manual attached to the remote controller.
• All wiring must be performed by an authorized electrician.
• One Electronic Expansion valve unit is connected to one Vertical Air Handling unit. Mark each Electronic Expansion Valve
unit A, and each Vertical Air Handling unit B. Be sure the terminal block wiring to the outdoor unit and the BS unit are prop
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erly matched. If wiring and piping between outdoor unit, Vertical Air Handling unit, and Electronic Expansion Valve units are
mismatched, the system may cause a malfunction.
• A circuit breaker capable of shutting down power supply to the entire system must be installed.
• Refer to the installation manual attached to the outdoor unit fo rthe size of power supply wiring connected to the outdoor unit,
the capacity of the circuit breaker and switch, and wiring instrcutions.
• Be sure to ground the air conditioner.
• Do not connect the ground wire to gas and water pipes, lightning rods, or telephone ground wires.
• Gas pipes might cause explosions or fire if the gas leaks.
• Water pipes have no grounding effect if hard vinyl piping is used.
• Telephone ground wires or lightening rods might cause abnormally high electric potential in the ground during lightening
storms.