System Outline - Fujitsu ARYG72LHTA Service Instruction

1-1. SYSTEM OUTLINE

Circuit breaker
(over current)
Earth leakage
breaker
Power
supply
50Hz
NOTE :
When checking it, ON-OFF do a power supply of both of indoor unit and outdoor unit.
When power supply ON-OFF doesn't do both of indoor unit and outdoor unit, it doesn't move.
When electricity was supplied only in indoor unit.
LED in control PCB light's and it doesn't move.
When electricity was supplied only in outdoor unit.
There is no lighting up of LED in control PCB, but it's serial error and does't move.
Outdoor unit
Indoor unit
Circuit breaker
(over current)
Earth leakage
breaker
Power
supply
230V 50Hz
: Power supply [Outdoor Unit] (
: Piping (
: Transmission line [O.U. - I.U] (
: Power supply [Indoor Unit] (
: Remote controller line [I.U. - R.C.] (
01-01
)
)
)
)
)