Fujitsu AUU7RLF Design & Technical Manual page 41

 Installation
 Connection pattern
NOTE: Connection pattern is different according to type of Indoor unit.
Wall mounted type
 Pattern A
Connect the end of remote controller cable directly to the exclusive terminal block.
M4 screw
Remote controller cable
Terminal block
NOTE: It may be failed if it is connected to the outdoor unit or the terminal block for power
supply.
Indoor unit types
Compact cassette type
Slim duct type
ASU7RLF1, ASU9RLF1, ASU12RLF1,
and ASU15RLF1
ASU18RLF and ASU24RLF
Floor type
Remote controller
terminal block
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Connection pattern
Outdoor unit or Power supply terminal
block or Remote controller terminal block
PCB
Pattern A
Pattern B
Pattern C