Mitsubishi Electronics PCA-A.KA4 Installation location, Installing the indoor unit

Page 3

2. Installation location

 

-13/16

.11

Min

 

W

 

-5/8

.10

Min

 

9-5/16

Min. 19-11/16

-

Fig. 2-1

Max.9-

26

3/4

 

13/16

 

 

 

 

 

3. Installing the indoor unit

 

 

 

 





 

 

70+6

 



 

 

 

2.1. Outline dimensions (Indoor unit) (Fig. 2-1)

Select a proper position allowing the following clearances for installation and main-

tenance.

(inch)

 

 

 

 

Models

W

 

A24, 30

50-3/8

 

A36, 42

63

 

Warning:

Mount the indoor unit on a ceiling strong enough to withstand the weight of the unit.

2.2. Outline dimensions (Outdoor unit)

Refer to the outdoor unit installation manual.

3.1. Check the indoor unit accessories (Fig. 3-1)

The indoor unit should be supplied with the following accessories (contained in the inside of the intake grille).

 

Accessory name

Q’ty

 

 

 

 

Washer

4 pcs

 

 

 

Pipe cover

1 pc Large size (For gas tubing)

Pipe cover

1 pc Small size (For liquid tubing)

Band

4 pcs



Joint socket

1 pc Marked with “UNIT”



Socket cover

1 pc



Drain tubing cover

1 pc

1/16

Fig. 3-1

A

B

 

 

3-1/8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12-5/8

 

3/4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1/16

9-5/16

3.2. Preparation for installation (Fig. 3-2)

3.2.1. Suspension bolt installing spacing

 

 

(inch)

Models

A

B

A24,30

48-11/16

50-3/8

A36,42

61-5/16

63

3.2.2. Refrigerant and drain tubing location

 Front side outlet

 Left drain tubing

 Left side outlet

 Gas tubing

  3-3/8 3-3/8 1/16

1/4

7-1/2



 

 

4-15/16

7-1/2

13/16-1

2-15/16



 

5-7/16

13/16-1

 

 

 

 

 



 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 





 

 

9-3/16

 

 

 

7-1/16

 

9-11/16









 

 

 

7-7/8



 

 

Fig. 3-2

 

9-3/16



 

 

 

9-11/16





 

 

2-3/4

7-1/2



6-5/16

 

 

3-1/8

Ø2-9/16  Ø3-15/16

4-15/16





 Right side outlet

 Liquid tubing

 Independent piece (Removable)

 Rubber plug

 Right drain tubing

 with Joint socket 

In case of the rear pipe arrangement, make sure to remove the shaded portions from the independent piece. Then put the independent piece back in initial position.

(The heat exchanger might be clogged because of dust)

3.2.3. Selection of suspension bolts and tubing positions (Fig. 3-3)

Caution:

Install the indoor unit at least 8 ft. (2.4 m) above floor or grade level. For appliances not accessible to the general public.

Using the pattern paper provided for installation, select proper positions for suspen- sion bolts and tubing and prepare relative holes.

Pattern paper

Suspension bolt hole  Indoor unit width

Secure the suspension bolts or use angle stock braces or square timbers for bolt installation.

Use inserts of 220-230 lbs. each.

Use suspension bolts of W 3/8 or M10 in size.

Fig. 3-3

3

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Contents Air-Conditioners Safety precautions ContentsInstalling the indoor unit Installation locationIndoor unit preparation Fig Installing the indoor unit FigDirectly suspending the unit Installing procedures Fresh air intake hole FigIndoor unit Fig Installing the refrigerant pipingPrecautions Connecting pipes FigElectrical work Electric wiringInstalling procedures Fig Drainage piping workRemote controller For wired remote controllerWired remote controllers setting Setting -3 Insert batteries Function settingsFor IR wireless remote controller Installation areaFunction table For IR wireless remote controller FigOr maintenance, be sure to record the changes with a mark Setting column of the Function tableSelf-check Test runBefore test run Test runPlease Wait Easy maintenance function For wired remote controller only Display example Comp discharge temperature 147˚FStable operation Consignes de sécurité IndexDimensions extérieures Appareil extérieur Emplacement pour l’installationInstallation de l’appareil intérieur Dimensions externes Appareil intérieur Fig5. Préparation de l’appareil intérieur Fig Installation de l’appareil intérieur FigSuspendre l’appareil directement Méthodes d’installation Entrée d’air frais FigAppareil intérieur Fig Installation de la tuyauterie du réfrigérantConsignes Connexion des tuyaux FigMise en place du tuyau d’écoulement Installations électriquesInstallation électrique Fig Méthodes d’installation FigAppareil intérieur-appareil extérieur × AWG16 polar TélécommandePour la télécommande à fil Réglage de 2 télécommandes à filProgrammation Fig Pour télécommande sans fil infrarougeLieu d’installation Réglage des fonctionsTableau des fonctions 2. Réglage des fonctions sur la commande à distanceMarche d’essai Marche d’essaiAuto-vérification Pendant environ deux minutes après la mise sous tension Contrôleur extérieurFonctionnement stable Stable op ration Exemple d’affichage température de décharge du comp FMedidas de Seguridad ContenidoInstalación de la unidad interior Lugar en que se instalaráInstalación de la unidad interior Fig Orificio de entrada de aire fresco FigPreparación de la unidad interior Fig Unidad interior Fig Instalación de los tubos del refrigerantePrecauciones Tubos de conexió FigProcedimientos de instalación Fig Tubería de drenajeTrabajo eléctrico Cableado eléctrico FigControl remoto Para el controlador remoto cableadoAjuste de 2 controladores remotos cableados Preparación inicial Fig Ajuste de funcionesPara el controlador remoto inalámbrico por infrarrojos Zona de instalaciónAjuste Ajuste de funciones en el controlador remotorAutotest Prueba de funcionamientoAntes de realizar las pruebas Prueba de funcionamientoParada de seguridad del ventilador de la unidad exterior Para información detalladaTemperatura anormal del cuerpo de refrigeración Compruebe la pantalla deProcedimientos de manejo del modo de mantenimiento Used since the filter reset was performedPage RG79D508H02

PCA-A.KA4 specifications

The Mitsubishi Electronics PCA-A.KA4 is an advanced air conditioning unit designed to deliver exceptional comfort and efficiency in various settings. Known for its innovative technology and user-friendly design, this model is a preferred choice for both residential and commercial applications.

One of the main features of the PCA-A.KA4 is its advanced inverter technology. This system allows for variable speed operation, which means that the compressor can adjust its output based on the current cooling demand. As a result, the unit operates more efficiently, consuming less energy compared to traditional fixed-speed air conditioners. This not only reduces energy bills but also lessens the environmental impact, making the PCA-A.KA4 an eco-friendly option.

The PCA-A.KA4 also boasts a high seasonal energy efficiency ratio (SEER) rating, which indicates its effectiveness in converting electricity into cooling power over an entire season. This high efficiency is a significant advantage, particularly in regions with hot climates, where air conditioning usage is prevalent.

Another notable characteristic is the use of cutting-edge air purification technology. The PCA-A.KA4 is equipped with a multi-stage filtration system that captures dust, allergens, and other airborne particles. This feature enhances indoor air quality, ensuring that occupants breathe cleaner and healthier air, which is particularly beneficial for those with respiratory issues or allergies.

In terms of user convenience, the PCA-A.KA4 is designed with an intuitive remote control that provides easy operation from anywhere in the room. Additionally, the unit can be integrated with smart home systems, allowing for remote access and control via smartphones or tablets. This flexibility enables users to adjust settings even when they are away from home, ensuring optimal comfort at all times.

The PCA-A.KA4 also includes a quiet operation mode, minimizing noise levels to promote a peaceful environment. This feature is especially valuable in bedrooms or offices where concentration and relaxation are key.

Overall, the Mitsubishi Electronics PCA-A.KA4 represents a harmonious blend of comfort, efficiency, and smart technology. With its advanced features and user-friendly design, it stands out as a reliable air conditioning solution capable of meeting modern demands for both performance and sustainability. Whether for home or business use, the PCA-A.KA4 delivers a superior cooling experience that enhances overall well-being.
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