Service manual

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9-5. AUTO VANE OPERATION
(1) Vane motor drive
This series is equipped with a stepping motor for the vane. The rotating direction, speed, and angle of the motor are
controlled by pulse signals (approx. 12V, transmitted from indoor microprocessor.)
(2) Each time the VANE CONTROL button is pressed, angle of horizontal vane is changed in sequence, from 1, 2, 3, 4, 5,
SWING to AUTO.
9-4. FAN ( ) OPERATION
(1) Press the OPERATE/STOP (ON/OFF) button.
(2) Select FAN mode with the OPERATION SELECT button.
(3) Select the desired fan speed.When AUTO,it becomes Low.
Only indoor fan operates.
Outdoor unit does not operate.
1
2
3
4
5
SWING
AUTO
9-3. DRY ( ) OPERATION
(1) Press OPERATE/STOP button.
Power monitor lamp of the indoor unit turns on
with a beep tone.
(2) Select DRY mode.
(3) The microprocessor reads the room temperature
and determines the set temperature. Set temper-
ature is as shown in the right chart.
Thermostat (SET TEMP.)does not work.
The other operations are same as DRY mode of
“I FEEL CONTROL”.
(4) DRY operation will not work when the room tem-
perature is 13°C or below.
(3) Positioning
The vane is once pressed to the vane stopper 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 is changed from AUTO to MANUAL.
(c) When the SWING is finished.
(d) When the test run starts.
(e) When the power supply turns ON.
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