Mitsusbishi

Outdoor Unit

- SW2-1 ON when using central control
- SW2-4 ON to pump down the unit (make sure compressor is off)
- SW3-9 ON for high static pressure on fan
- SW3-10 OFF=60Pa ON=30Pa

Indoor Units

- SW1-1 ON to sense from wall controller
- SW3-8 ON to deactive 4deg offset on heating
- SW1-9 ON for auto restart after power failure
- SW3-1 ON for cooling only

BS Box

- SW4-6 ON when ports are twinned for P100, P125 or P140