<Collective trial>
Start operation
1
Set the rotary switches on the interface P.C. board of the header outdoor unit as below.
When in "COOL" mode: SW01=[2], SW02=[5], SW03=[1].
When in "HEAT" mode: SW01=[2], SW02=[6], SW03=[1].
When in "FAN" mode: SW01=[2], SW02=[9], SW03=[1].
2
Push and hold SW04 for more than 2 seconds.
NOTE
You cannot change the temperature setting during the test run.
Errors are detected as usual.
The unit does not perform test run for 3 minutes after turning the power on or stopping running.
Stop operation
1
Set the rotary switches on the interface P.C. board of the header unit back:
SW01 to [1], SW02 to [1] and SW03 to [1].
65-EN
– 33 –
7-segment display
[A]
[B]
[C
]
[
]
[H
]
[
]
[F
]
[
]
7-segment display
[A]
[B]
[C
]
[
- C
]
[H
]
[
- H
]
[F
]
[
- F
]
7-segment display
[A]
[B]
[U1]
[
]
Interface P.C. board
NOTE
attention to the room temperature.
Push switch
7-segment
7-segment
66-EN