Logitech OB450 REVISED EDITION-B, MSZ-A09NA Vertical vane MSZ-A24, MSY-A24, 3 4 Swing 5

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(9) To change the airflow direction not to blow directly onto your body. (MSZ-A09/12/15/17,MSY-A15/17)

To change the airflow direc-

 

When to use this function?

COOL/DRY

 

HEAT

tion

 

 

(For MSZ)

 

 

 

 

Pressing and holding VANE

Use this function if you don’

The air conditioner starts

The air conditioner starts heating

CONTROL button for 2

t want the air from the indoor

the cooling or drying opera-

operation approx. 3 minutes after

seconds or more cause the

unit to blow directly onto your

tion approx. 3 minutes after

the vane has moved to the horizon-

horizontal vane to reverse

body.

the vane has moved to the

tal position.

and move to horizontal posi-

•

Depending on the shape of

horizontal position.

•

Sometimes the area around your

tion.

 

the room, the air may blow

• When VANE CONTROL

 

feet may not warm. To warm the

 

 

directly onto your body.

button is pressed again,

 

area around the feet, set the hori-

 

•

Press VANE CONTROL

the vane returns to the

 

zontal vane to (AUTO) or the

 

previously-set position and

 

downward-blowing position.

Horizontal

 

button again to return the

the air conditioner starts

•

When VANE CONTROL button is

 

vane to the previously-set

the cool or dry operation in

position

 

position.

approx. 3 minutes.

 

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.

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

When ECONO COOL button is pressed in COOL mode, set temperature is automatically set 3.6°F higher than that in COOL mode.

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 than that in COOL mode, 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 change to other operation mode.

(11)POWERFUL ( ) operation

The air conditioner automatically adjusts the fan speed and the set temperature, and operates the POWERFUL mode. The POWERFUL mode is automatically released 15 minutes after operation starts, and the operation mode returns to the mode prior to POWERFUL operation.

2.Vertical vane (MSZ-A24, MSY-A24)

(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 34 SWING 5 6

(3)Positioning

The vane is once pressed to the vane stopper to confirm the standard position and then set to the desired angle. Confirming of standard position is performed in the following cases.

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

(b)When SWING is started or finished.

(c)When the power supply turns ON.

(4)SWING MODE ( )

By selecting SWING mode with WIDE VANE button, the vertical vane swings horizontally. The remote controller displays “ ”.

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Contents Contents Revised EDITION-CMSZ-A24NA MSY-A24NAMSZ-A09NA MSZ-A12NA MSZ-A15NA MSZ-A17NA MSY-A15NA MSY-A17NA AccessoriesPart Names and Functions MSZ-A24NA MSY-A24NASpecification Operating Range Outlet AIR Speed and Coverage RangeMSZ-A12NA MSY-A17NA MSZ-A15NA MSZ-A17NA Outlines and DimensionsMSZ-A09NA MSY-A15NA Unit inchMSZ-A24NA Wiring Diagram MSZ-A15NA MSY-A15NA Refrigerant System DiagramMSZ-A09NA MSZ-A12NA MSZ-A17NA MSY-A17NAHow to modify the remote controller P.C. board Service FunctionsTimer Short Mode P.C. Board Modification for Individual OperationAuto Restart Function TroubleshootingHow to release Auto Restart Function OperationInformation for Multi System AIR Conditioner Troubleshooting procedureHow to replace batteries Outdoor Unit MXZ seriesFailure Mode Recall Function Indoor unit failure mode table Instruction of Troubleshooting StartTroubleshooting Check Table 15/17Trouble Criterion of Main Parts MXZ typeTroubleshooting Flow Check of indoor fan motorMSZ-A24NA MSY-A24NA MSZ-A09/12/15/17NA MSY-A15/17NAIndoor electronic control P.C.Board How to check miswiring and serial signal error Electromagnetic noise enters into TV sets or radios Indoor electronic control P.C. board Test point diagram and voltagePower monitor receiver P.C. board SW P.C. boardMSZ-A24NA MSY-24NA Display P.C. board Receiver BoardDisassembly Instructions Removing the panel PhotoOperating Procedure Photos Removing the electrical box PhotoRemoving the horizontal vane motor unit Photo Removing the indoor fan motor and the line flow fan PhotoRemoving the electronic control P.C. board, the receiver MSZ-A24NA MSY-A24NA Operating Procedure PhotosRemoving the front panel Board and the display P.C. boardRemoving the vane motor Removing the line flow fan and the indoor fan motorParts List Accessory and Remote ControllerRoom Temperature Nozzle AssemblyPower Monitor Receiver Board Holder Switch HolderUnion GAS AIR Cleaning Filter ANTI-ALLERGY Enzyme FilterIndoor Heat Exchanger Union LiquidSee Indoor Unit Functional Parts and Electrical Parts MAC-2300FT Remote KM06C Catechin AIR Filter Right AIR Cleaning MAC-415FT-EMSZ-A MSY-A Controller KM07LControl P.C CoverElectronic Indoor CoilE12 815 Indoor HeatExchanger E12 155 Ø1/2 E12 151Catechin AIR Filter CatchScrew CAP PC/ SETVane Motor Vertical AssemblyRemote Controller KM06D Vane Motor HorizontalAIR Cleaning Filter ANTI-ALLERGY Enzyme Filter Microprocessor Control Indoor Unit Display SectionHeat Operation MSZ Cool OperationDRY Operation FAN Operation MSYMode selection Auto Change Over ··· Auto Mode Operation MSZFuzzy control MSZ-A24 MSY-A24 Auto Vane OperationMSZ-A09/12/15/17 MSY-A15/17 UpwardVertical vane MSZ-A24, MSY-A24 3 4 Swing 5Timer Operation Program TimerMSZ-ANA- MSY-ANA Changing temperature indication F/CEMERGENCY/TEST Operation Made in Japan

MSZ-A09NA, OB450 REVISED EDITION-B specifications

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