Mitsubishi Electronics MSZ-FD35VAS, MSZ-FD25VAS service manual Vertical vane, COOL/DRY Heat

(7) SWING ( ) mode

By selecting SWING mode with VANE CONTROL button, the horizontal vane swings vertically.

(8) Cold air prevention in HEAT operation

The horizontal vane position is set to Upward.

NOTE : When 2 or more indoor units are operated with multi outdoor unit, even if any indoor unit turns thermostat off, this control doesn’t work in the indoor unit.

(9) To change the airflow direction not to blow directly onto your body.

To change the air	When to use this function?	COOL/DRY		HEAT
flow direction
Pressing and holding	Use this function if you don’t	The air conditioner starts the	The air conditioner starts heat-
VANE CONTROL	want the air from the indoor	cooling or drying operation	ing operation approx. 3 minutes
button for 2 seconds	unit to blow directly onto your	approx. 3 minutes after the	after the vane has moved to the
or more cause	body.	vane has moved to the hori-	horizontal position.
the horizontal vane	• Depending on the shape of	zontal position.	•	Sometimes the area
to reverse and	the room, the air may blow	• When VANE CONTROL		around your feet may not
move to horizontal	directly onto your body.	button is pressed again,		warm. To warm the area
position.	• Press VANE CONTROL	the vane returns to the		around the feet, set the
		previously-set position		horizontal vane to
	button again to return the	and the air conditioner		(AUTO) or the downward-
	vane to the previously-set	starts the cool or dry		blowing position.
	position.	operation in approx.
Horizontal		3 minutes.	•	When VANE CONTROL
				button is pressed again,
position
				the vane returns to the
				previously-set position
				and the air conditioner
				starts the heat operation
				in approx. 3 minutes.

NOTE :

•If you make the airflow not to blow directly onto your body by pressing VANE CONTROL button, the compressor stops for 3 minutes even during the operation of the air conditioner.

•The air conditioner operates with Very Low speed until the compressor turns on again.

(10)ECONO COOL ( ) operation (ECONOmical operation)

When ECONO COOL button is pressed in COOL mode, set temperature is automatically set 2 °C higher. Also the horizontal vane swings in various cycle.

SWING operation makes you feel cooler than set temperature. So, even though the set temperature is higher, the air conditioner can keep comfort. As a result, energy can be saved.

ECONO COOL operation is cancelled when ECONO COOL button is pressed once again or VANE CONTROL button is pressed or changed to other operation mode.

2. Vertical vane

(1)Vane motor drive

These models are equipped with a stepping motor for the vertical vane. The rotating direction, speed, and angle of the motor are controlled by pulse signals (approx. 12 V) transmitted from microprocessor.

(2)The vertical vane angle and mode change as follows by pressing WIDE VANE button.

1 2 3 4 5

(SWING)

(3)Positioning

To confirm the standard position, the vane moves until it touches the vane stopper. Then the vane is set to the selected angle.

Confirming of standard position is performed in the following cases:

(a)OPERATE/STOP(ON/OFF) button is pressed (POWER ON or OFF).

(b)SWING is started.

(c)The power supply turns ON.

(4)SWING( ) MODE

By selecting SWING mode with WIDE VANE button, the vertical vane swings horizontally. The remote controller dis- plays “ .”Swing mode is cancelled when WIDE MODE button is pressed once again.

14