Fujitsu AU*G36LRLA Design & Technical Manual page 253

WIRING CONNECTION RULES
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• 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.
(When looped, the air conditioner will not operate.)
Connect only the power
cable between indoor units.
Outdoor unit – indoor unit connection cable
Junction box (Local purchase)
Indoor unit – indoor unit connection cable
Remote controller cable
Do not loop the wiring
between remote controllers.
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