10-6. HOW TO CHECK THE PARTS

 

 

 

 

PLA-A12AA PLA-A18AA

PLA-A24AA PLA-A30AA PLA-A36AA

PLA-A42AA

PLA-A12AA1PLA-A18AA1

PLA-A24AA1PLA-A30AA1PLA-A36AA1PLA-A42AA1

 

 

 

 

 

 

 

 

 

 

 

Parts name

 

 

 

 

Check points

 

 

 

 

 

 

 

 

 

 

 

 

Room temperature

Disconnect the connector then measure the resistance using a tester.

 

 

 

thermistor

(TH1)

(At the ambient temperature 10:(50˚F)~30:(86˚F))

 

 

 

Pipe temperature

 

 

 

 

 

 

 

 

 

 

 

thermistor/liquid(TH2)

Normal

 

Abnormal

 

(Refer to the thermistor characteristic graph.)

Condenser/Evaporator

4.3k"~9.6k"

 

Open or short

 

 

 

 

 

 

 

temperature thermistor

 

 

 

 

 

 

 

 

 

 

(TH5)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Vane motor (MV)

 

 

Measure the resistance between the terminals using a tester.

 

 

 

 

 

 

 

(At the ambient temperature20:(68˚F))

 

 

 

 

 

 

 

 

Normal

 

Abnormal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15k"

 

Open or short

 

 

 

 

 

 

 

 

 

 

 

 

 

Fan motor (MF)

 

 

Measure the resistance between the terminals using a tester.

 

 

 

 

 

 

 

(Winding temperature 20:(68˚F))

 

 

 

 

Relay connector

 

 

 

 

 

 

 

 

 

Motor terminal

 

Normal

 

 

Abnormal

 

 

 

 

 

 

 

 

 

1

Red 1

or

 

PLA-A12/18/24/30AA

 

PLA-A36/42AA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

White

 

 

Relay connector

PLA-A12/18/24/30AA1

 

 

PLA-A36/42AA1

 

 

 

2

 

 

 

 

 

 

3

Black

Red-Black

 

87.2"

 

 

32.6"

Open or short

 

3

 

 

 

 

White-Black

 

104.1"

 

 

40.7"

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Protector

 

 

 

 

 

 

 

 

 

 

 

OFF:130:

 

 

 

 

 

 

 

 

 

ON :80i20:

 

 

 

 

 

 

 

 

 

Drain pump (DP)

 

 

Measure the resistance between the terminals using a tester.

 

 

 

 

 

 

 

(Winding temperature 20:(68˚F))

 

 

 

 

YLW

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

Normal

 

Abnormal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

319"

 

Open or short

 

 

 

 

 

YLW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Drain sensor (DS) Measure the resistance between the terminals using a tester.

 

 

 

 

 

 

 

Measure the resistance after 3 minutes have passed since the power supply was intercepted.

1(At the ambient temperature 0:(32˚F)~60:(140˚F))

2

 

 

 

Normal

Abnormal

 

3

 

 

 

 

 

0.6k"~6.0k"

Open or short

(Refer to the thermistor characteristic graph.)

25

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Mitsumi electronic PLA-A42AA, PLA-A30AA, PLA-A36AA, PLA-A12AA, PLA-A24AA, PLA-A18AA service manual Fan motor MF

PLA-A30AA, PLA-A42AA, PLA-A18AA, PLA-A12AA, PLA-A24AA specifications

Mitsumi Electric, a leading manufacturer in the electronic components industry, offers a diverse range of products tailored to meet various application needs. Among the offerings are the PLA series devices: PLA-A36AA, PLA-A24AA, PLA-A12AA, PLA-A18AA, and PLA-A42AA. These components are renowned for their cutting-edge features, robust technologies, and versatile characteristics, making them essential in modern electronics.

The PLA-A36AA is recognized for its high-speed operation and low power consumption, ideal for applications needing efficient energy usage. It features an advanced thermal management system to ensure optimal performance even in high-temperature environments. The integrated circuitry minimizes noise interference, providing clearer signal processing essential for audio and communication devices.

Moving on to the PLA-A24AA, this model stands out due to its compact design and reliability. It is particularly suited for space-constrained applications without compromising performance. The PLA-A24AA employs surface-mount technology, making it easier to integrate into various electronic assemblies. Its enhanced durability against mechanical stress and environmental conditions ensures longevity and stable operation.

The PLA-A12AA is engineered for versatile applications, offering flexibility in various settings, from consumer electronics to industrial machinery. With its user-friendly interface and programmable features, it allows for extensive customization, catering to specific user requirements. Additionally, its energy-efficient design contributes to sustainable practices in electronics manufacturing.

The PLA-A18AA is celebrated for its high-frequency performance, making it a popular choice for telecommunications and data transmission applications. This model incorporates advanced filtering technologies to facilitate reliable signal processing, an essential feature in today's high-speed internet and communication networks.

Finally, the PLA-A42AA combines robust construction with high-performance metrics, designed for heavy-duty applications in automotive and industrial environments. Its resistance to extreme conditions, including temperature fluctuations and vibrations, ensures that it performs reliably under demanding circumstances.

Through a commitment to innovation and quality, Mitsumi Electric’s PLA series exemplifies state-of-the-art technology in electronic components, catering to a broad spectrum of industry needs while promoting efficiency and reliability. These models reflect the evolution of electronic design, adapting to the fast-paced demands of modern technology, making them invaluable assets in any tech-focused endeavor.