Fujitsu AMUG24LMAS, Service Manual

Page: 181 / 200

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Indoor unit fan operation status
Function
setting /
Rotary SW of External
input and output PCB
External output Output signal Command
60-10 / C Output of indoor unit CN47
Low → High Fan run
High → Low Fan stop
60-00 / 2
60-01 / 3
60-05 / 7
60-06 / 8
60-09 / B
60-11 / D
External input and output
PCB
Output 2
Off → On Fan run
On → Off Fan stop
60-00 / 1 Output 3
Off → On Fan run
On → Off Fan stop
Output signal Condition
On
The indoor unit fan is operating.
Low → High
Off The fan is stopped or during cold air prevention.
High → Low During thermostat off when in dry mode operation.
Fan run
Fan stop
High
Low
CN47
On
Off
Output 2, 3
Indoor unit
4-4. Details of function
- (05-33) -
4. External input and output
FIELD WORKING FIELD WORKING