Mitsubishi Electronics Mitsubishi Air Conditioner Operating Procedures, Part Lists, and Manual for MSY-A24NA and Related Models

Models: MSY-A15NA MSZ-A09NA MSZ-A17NA MSZ-A12NA MSZ-A24NA MSZ-A15NA MSY-A24NA MSY-A17NA

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9-2.MSZ-A24NA MSY-A24NA

 

OPERATING PROCEDURE

 

PHOTOS

1. Removing the front panel

Photo 1

 

 

 

Front panel

 

(1)

Remove the screw caps of the front panel.

 

 

 

Remove the screws.

 

 

 

 

(2)

Pull the panel down to your side slightly and unhook the

 

 

 

 

 

catches at the top.

 

 

 

 

 

 

 

Screws

 

 

 

Corner box

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2. Removing the electronic control P.C. board, the receiver

Photo 2

 

 

Screw of the ground wire

P.C. board and the display P.C. board

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1)

Remove the front panel. (Refer to 1.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indoor

(2)

Remove the corner box

 

 

 

 

electronic

 

 

 

 

(3)

Remove the screw of the electrical cover.

 

 

 

 

control

 

 

 

 

 

Remove the electrical cover and T.B. SW cover.

 

 

 

 

P.C. board

 

 

 

 

(4)

Remove the screw of the ground wire, which is solder-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

mounted to the electronic control P.C. board.

 

 

 

 

 

 

 

 

 

 

(5)

Remove the R.L holder.

 

 

 

 

 

 

 

 

 

 

(6)

Remove the screw of the conduit cover.

 

 

 

 

T.B. SW cover

 

 

 

 

 

 

 

 

 

 

 

 

 

(7)Remove the conduit cover.

(8)While pulling the electronic control P.C. board forward little

by little, disconnect all the connectors from the board.

 

 

 

 

 

 

Screw of

 

 

 

 

 

 

T.B. SW cover

(9) Remove the electronic control P.C. board.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(10) Open the R.L holder, remove the receiver P.C. board and

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Screw of the

the display P.C. board.

 

 

 

 

 

 

electrical cover

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Conduit cover

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Receiver

 

 

 

 

 

 

 

P.C. board

 

 

R.L

Screw of

 

 

 

 

 

 

 

 

 

 

holder

conduit cover

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3. Removing the electrical box

Photo 3

 

 

 

 

 

 

 

 

 

 

 

Screw of the

 

 

 

 

 

 

 

 

 

 

(1) Remove the front panel. (Refer to 1.)

 

 

 

 

ground wire

 

 

 

(2) Remove the electrical cover. (Refer to 2.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(3)Disconnect the connector of the indoor coil thermistors.

(4)Disconnect the indoor fan motor connector (CN211) and the vane motor connector (CN151 and CN152) on the electronic control P.C. board.

(5)Remove the screw of ground wire to the heat exchanger.

(6)Remove the fan motor lead wire and indoor coil thermistor from the electrical box.

(7)Remove the lead wire of vane motor from the bottom of

electrical box.

Screw of the

(8) Remove the screw fixing the electrical box and remove the

electrical box

electrical box.

 

 

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Mitsubishi Electronics MSZ-A15NA, MSY-A15NA MSZ-A24NA MSY-A24NA Operating Procedure Photos, Removing the front panel

MSY-A15NA, MSZ-A09NA, MSZ-A17NA, MSZ-A12NA, MSZ-A24NA specifications

Mitsubishi Electronics is a renowned name in the HVAC (heating, ventilation, and air conditioning) industry, known for innovative, efficient air conditioning solutions. The MSY-A17NA, MSY-A24NA, MSZ-A15NA, MSZ-A24NA, and MSZ-A12NA models exemplify this legacy, offering advanced features and cutting-edge technology. These models cater to various room sizes and requirements, providing comfortable and reliable climate control.

The MSY-A series, including the MSY-A17NA and MSY-A24NA, is designed for both cooling and heating. They feature inverter technology, which optimizes energy use by adjusting compressor speed based on demand, resulting in significant energy savings. The units come equipped with high-performance filters that capture dust and allergens, ensuring cleaner air.

Additionally, the MSY models incorporate a quiet operation mode, making them ideal for residential use. The user-friendly remote control allows for easy adjustments, while the programmable timer adds convenience for scheduling operation times to align with the user's lifestyle. Both models are built with durability in mind, featuring rust-resistant cabinets and high-quality components that extend the lifespan of the unit.

On the other hand, the MSZ-A models, which include the MSZ-A15NA, MSZ-A24NA, and MSZ-A12NA, are wall-mounted indoor units that complement the MSY outdoor models. With their sleek design, they blend seamlessly into any interior decor. The MSZ-A units also utilize inverter technology, enhancing energy efficiency and providing fast cooling and heating performance.

One notable feature of the MSZ-A series is the advanced air purification system, which goes beyond standard filtration. It includes technologies that neutralize odors and harmful gases, creating a healthier indoor environment. The models also come with a quiet operation mode, making them suitable for bedrooms and other quiet spaces.

All Mitsubishi MSY and MSZ models have been built with proactive environmental considerations, complying with high energy efficiency standards. They contribute to lower electricity bills and reduced carbon footprints. Furthermore, their compact design ensures easy installation in various settings without sacrificing performance.

In summary, Mitsubishi Electronics' MSY-A17NA, MSY-A24NA, MSZ-A15NA, MSZ-A24NA, and MSZ-A12NA models stand out in the competitive HVAC market. With features like inverter technology, advanced air purification, and user-friendly controls, these air conditioners deliver outstanding performance, comfort, and reliability while promoting energy efficiency and sustainability.