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Wiring connection rules
NOTES:
• Connect serial wire only to the primary unit. (If serial wire was connected from primary unit to
secondary unit, the air conditioner will not operate.)
• Do not loop the wiring between remote controllers.
Connect only the power
cable between indoor units.
Do not loop the wiring
between remote controllers.
Outdoor unit – indoor unit connection cable
Junction box (Local purchase)
Indoor unit – indoor unit connection cable
Remote controller cable
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4-2. Power supply cable wiring 4. Wiring design
SYSTEM
DESIGN
SYSTEM
DESIGN
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