Fujitsu UTY-TFNXZ1 Design & Technical Manual page 13

Prohibited uses:
(1) Combined use with wired remote controller
(3) Use in simultaneous multi system
Outdoor unit
Indoor unit
5-1. System diagram
Indoor unit
Indoor unit
(2) Group connection of indoor units
Indoor unit
(4) Extended wiring
Extending the cable is prohibited.
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Indoor unit
Indoor unit
Junction box
5. Wiring design