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12
Electrical Wiring
WARNING
Attention
• Follow local codes when selecting wire gauge and connecting to house power.
• Use the cable strain relief clips and locking conduit clamps to prevent wires from being pulled off terminal posts.
• Unit must be properly grounded. Do not use water or gas piping, phone ground or lightning rod.
• Only copper wire can be used. A properly sized breaker should be provided, or electric shock may occur.
• Unit requires 220VAC - 2 voltage wires and a ground. No neutral.
• All indoor units should be wired to the same breaker to prevent some of the units from being powered off while others
are energized.
• Controller wiring and refrigerant tubing can be arranged and ran together.
• Disconnect power from both outdoor and indoor units prior to servicing any component in the system.
Supply Wiring Drawing
• Indoor units and outdoor units should be connected to separate power breakers
• Indoor units must share one single electrical breaker. Circuit breaker specications should be calculated. It is
recommended to have both indoor & outdoor units connected to GFCI and surge devices.
power source: 208/230V~, 60Hz
outdoor
L1(L) L2(N)
power source: 208/230V~, 60Hz
Indoor 1
Indoor 2 Indoor 9
L1(L) L2(N)
L1(L) L2(N)
L1(L) L2(N)
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