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Indoor unit fan operation status
Function
setting
External Input and
Output PCB
External output Output signal Status
Rotary switch
60-10 C Output of indoor unit CN47
Off → On Fan run
On → Off Fan stop
— 2, B, D
External Input and
Output PCB
CN311
Off → On Fan run
On → Off Fan stop
— 1
External Input and
Output PCB
CN312
Off → On Fan run
On → Off Fan stop
Output signal Condition
On The indoor unit fan is operating.
Off
The fan is stopped or during cold air prevention.
During thermostat off when in dry mode operation.
Fan run
Fan stop
On
Off
CN47
On
Off
CN311, 312
Indoor unit
2-5. Details of control output function - (05-21) - 2. External input and output
FIELD
WORKING
FIELD
WORKING
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