(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)The operation starts or finishes (including timer operation).

(b)The test run operation starts.

(c)Standby mode (only during multi system operation) starts or finishes.

(4)VANE AUTO ( ) mode

The microprocessor automatically determines the vane angle to make the optimum room temperature distribution.

COOL and DRY operation Vane angle is fixed to Angle 1.

1

HEAT operation

Vane angle is fixed to Angle 4.

(5)STOP (operation OFF) and ON TIMER standby

In the following cases, the horizontal vane returns to the closed position.

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

(b)The operation is stopped by the emergency operation.

(c)ON TIMER is ON standby.

(6)Dew prevention

During COOL or DRY operation with the vane angle at Angle 3 ~ 5 when the compressor cumulative operation time exceeds 1 hour or 30 minutes, the vane angle automatically changes to Angle 2 for dew prevention.

(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 flow

When to use this function?

COOL/DRY

HEAT

direction

 

 

 

Pressing and holding VANE

Use this function if you don’

The air conditioner starts the

The air conditioner starts

CONTROL button for 2

t want the air from the indoor

cooling or drying operation

heating operation approx.

seconds or more cause the

unit to blow directly onto your

approx. 3 minutes after

3 minutes after the vane

horizontal vane to reverse

body.

the vane has moved to the

has moved to the horizontal

and move to horizontal

• Depending on the shape of

horizontal position.

position.

position.

the room, the air may blow

• When VANE CONTROL

• Sometimes the area around

 

directly onto your body.

button is pressed again,

your feet may not warm.

 

• Press VANE CONTROL

the vane returns to the

To warm the area around

 

previously-set position and

the feet, set the horizontal

 

button again to return the

the air conditioner starts

vane to (AUTO) or the

Horizontal

vane to the previously-set

the cool or dry operation in

downwardblowing position.

position.

approx. 3 minutes.

• When VANE CONTROL

position

 

 

 

 

 

button is pressed again,

 

 

 

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.

15

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Mitsubishi Electronics MSZ-FD09NA service manual Direction, Feet, set the horizontal

MSZ-FD09NA specifications

The Mitsubishi Electronics MSZ-FD09NA is a wall-mounted split-type air conditioning unit that exemplifies the brand's commitment to efficiency, comfort, and advanced technology. This unit is designed to provide optimal cooling and heating solutions for residential and light commercial spaces, ensuring a comfortable environment year-round.

One of the standout features of the MSZ-FD09NA is its impressive energy efficiency rating. With a high SEER (Seasonal Energy Efficiency Ratio) rating, it utilizes less energy while maintaining high performance, which can lead to significant cost savings on utility bills. This unit adheres to modern energy conservation standards, making it an environmentally friendly choice that appeals to eco-conscious consumers.

The MSZ-FD09NA is equipped with Mitsubishi’s advanced inverter technology, which allows the compressor to adjust its speed according to the desired temperature. This ensures that energy is used efficiently and that fluctuations in temperature are minimized, resulting in enhanced comfort levels. The inverter technology also helps in reducing noise levels, creating a quieter operation compared to traditional HVAC systems.

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The unit also features cutting-edge air filtration systems designed to purify indoor air. With a multi-stage filtration process, including a catechin filter and an anti-allergen enzyme filter, the MSZ-FD09NA effectively captures dust, allergens, and other airborne particles. This feature is particularly beneficial for those with respiratory issues or allergies, contributing to a healthier living environment.

In addition, the MSZ-FD09NA is compatible with smart control options. Users can control their air conditioner remotely through a smartphone app, making it convenient to adjust settings from anywhere. This smart technology allows for programmable scheduling, enabling users to optimize the unit's operation based on their lifestyle.

In summary, the Mitsubishi Electronics MSZ-FD09NA stands out due to its energy efficiency, advanced inverter technology, modern design, high-quality air filtration, and smart control options, making it an excellent choice for those seeking reliable heating and cooling solutions.