Fujitsu ADUH09LUAS1 Design & Technical Manual page 48

¢ Indoor unit fan operation status
Function Rotary SW of External
setting / input and output PCB
60-10 / C
60-00 / 2
60-01 / 3
60-05 / 7
60-06 / 8
60-09 / B
60-11 / D
60-00 / 1
Output signal
On
Low → High
Off
High → Low
8-4. Details of function
Output of indoor unit
External input and output
The indoor unit fan is operating.
The fan is stopped or during cold air prevention.
During thermostat off when in dry mode operation.
Fan run
Indoor unit
Fan stop
High
CN47
Low
On
Output 2, 3
Off
External output
CN47
Output 2
PCB
Output 3
Condition
- 44 -
Output signal Command
Low → High Fan run
High → Low Fan stop
Off → On Fan run
On → Off Fan stop
Off → On Fan run
On → Off Fan stop
8. External input and output