Mitsubishi MS09NW Service Manual page 27

(3) Positioning
The vane will once swings to the vane stopper as below to confirm the standard position and then set to the desired angle.
The positioning is decided as follows.
(a) When the OPERATE/STOP button is pressed. (POWER ON/OFF)
(b) When the vane control change AUTO to MANUAL.
(c) When the SWING is finished.
(d) When the test run starts.
(e) When the power supply is ON.
(4) VANE AUTO mode
In VANE AUTO mode, the microprocessor automatically determines the vane angle and operation to make the optimum
room-temperature distribution.
1 1 In COOL and DRY operation
2 2 In FAN operation
(5) Dew prevention
During COOL or DRY operation with the vane angle at Angle 4 or 5 when the compressor cumulative operation
exceeds 1 hour, the vane angle automatically changes to Angle 1 for dew prevention.
(6) SWING MODE
By pressing the SWING button vane swings vertically. The remote controller displays SWING mode is cancelled when the
SWING button is pressed again or the operation stops or changes to other mode or VANE button is pressed.
Vane angle is fixed to Angle 1.
Vane angle is fixed to Angle 4.
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