PACD011001C2
One of the indoor
units of outdoor
unit 1 is connected
to outdoor-to-
outdoor
transmission
terminals
Appendix
Installation / test operation
Indoor unit 1 Normal
Indoor unit 2 UF malfunction
Indoor unit 3 Normal
Indoor unit 4 Normal
Other than above
Indoor unit 1 Normal
Indoor unit 2 U4 malfunction
Indoor unit 3 Normal
Indoor unit 4 Normal
Typical Wiring Mistakes
595