Fujitsu ABYG36KRTA, Service Manual

Page: 159 / 164

¢
Error status
Function
setting /
Rotary SW of External
input and output PCB
External output Output signal Command
60-09 / B Output of indoor unit CN47
Low → High Error
High → Low Normal
60-00 / 2
External input and output
PCB
Output 1
Off → On Error
On → Off Normal
60-00 / 1
Output 2
Off → On Error
60-10 / C On → Off Normal
60-11 / D Output 3
Off → On Error
On → Off Normal
The output is ON when an error is generated for the indoor unit.
Error
Normal
High
Low
CN47
On
Off
Output 1, 2, 3
Indoor unit
¢
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
60-09 / 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
3-4. Details of function
- (05-19) -
3. External input and output for indoor unit
FIELD WORKING FIELD WORKING