Fujitsu AOUH18LUAS1 - Page 205

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Forced thermostat off
External Input and Output
PCB
External input Input signal Command
Rotary switch
2, B, C, D
External Input and
Output PCB
Ex IN 1
Off  On Thermostat off
On  Off Normal operation
4, 7, 8, A
External Input and
Output PCB
Ex IN 1
Off  On Thermostat off
On  Off Normal operation
On
Off
On
Off
Compressor
Room temp.
Set temp.
Ex IN 1
3-4. Details of control input function - (05-23) - 3. External input and output (for indoor unit)
FIELD WORKING FIELD WORKING