Mitsubishi Electric MS-18NN Series Service Manual page 20

(3) Positioning
The vane is once pressed to the vane stopper below to confirm the standard position and then set to the desired angle.
The positioning is decided as follows.
(a) When the operate button is pushed. (POWER ON)
(b) When th stop button is pushed. (POWER OFF)
(c) When the vane control change AUTO to MANUAL.
(d) When the SWING is finished.
(e) When the test run starts.
(f ) 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.
In COOL and DRY operation
In FAN operation
(5) Dew prevention
During COOL or DRY operation with the vane angle at Downward when the compressor cumulative operation the exceeds
1 hour, the vane angle automatically changes to Horizontal 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.
7. SLEEP MODE
• When the SLEEP button is pressed, the indoor fan speed drops and the air flow sound from the indoor unit is decrecsed.
• The indications of the remote controller are "
• When the FAN SPEED CONTROL button is pressed during the SLEEP mode operation, the SLEEP made is released.
20
Vane angle is fixed to Horizontal.
Vane angle is fixed to Downward.
" and " AUTO " .