Mitsubishi Electronics PKA-A24KA4.TH, PKA-A36KA4.TH Functions of DIP Switch and Jumper Wire

Page 25

9-8. FUNCTIONS OF DIP SWITCH AND JUMPER WIRE

Each function is controlled by the dip switch and the jumper wire on control P.C. board.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The black square () indicates a switch position.

Jumper wire

Functions

 

Setting by the dip switch and jumper wire

 

Remarks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW1

Model

 

 

MODELS

 

 

 

SETTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 2

3

 

 

 

4

 

5

 

 

 

 

 

 

 

 

 

 

settings

 

 

PKA-A·KA4

 

 

 

 

 

 

 

 

 

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MODELS

 

 

 

SETTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A24

 

 

 

 

 

 

 

 

 

 

1 2 3

4

 

5

 

 

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW2

Capacity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

settings

 

 

A30

 

 

 

 

 

 

1 2 3

 

 

4

 

5

 

 

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A36

 

1 2 3

4

5

 

 

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<Initial setting>

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wireless remote controller: 0

 

 

 

Wireless remote

 

Control PCB setting

 

 

 

Pair number

 

controller setting

 

 

 

J41

 

 

J42

 

 

Control PCB:

(for both J41 and J42)

J41

setting with

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 pair number settings are supported.

wireless

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The pair number settings of the wireless remote

J42

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

remote

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

controller and indoor control PCB (J41/J42) are

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

controller

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

given in the table on the left.

 

 

3 ~ 9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Jumper wire (

 

 

 

: Short

 

 

: Open)

(' ' in the table indicates the jumper wire is dis-

 

 

 

 

 

 

 

connected.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indoor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indoor controller board type

 

JP3

 

: With JP3

 

controller

 

 

 

JP3

 

 

For product

 

 

 

 

 

board type

 

 

 

 

 

 

 

: Without

JP3

 

 

 

Spare parts

 

 

 

 

 

 

setting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25

Image 25
Contents Revised EDITION-A ContentsParts Catalog OCB488 Reference Manual Remote controller Optional partsAlways Observe for Safety Safety PrecautionPart Names and Functions When charging directly from cylinderFront grille Operation Section Display SectionMode Select button Operation Mode displayTemperature setting display Timer displayService Ref SpecificationsPKA-A24KA4.TH Noise Criterion CurvesPKA-A30KA4.TH PKA-A24KAL PKA-A30KALPKA-A24KA4.TH PKA-A30KA4.TH PKA-A36KA4.TH Outlines and DimensionsUnit inch mm Explanation of symbols Wiring DiagramHeat exchanger Refrigerant System DiagramTroubleshooting TroubleshootingAccording to 9-4. Troubleshooting by inferior phenomena Procedure MALFUNCTION-DIAGNOSIS Method by Remote ControllerWired remote controller Case of trouble during operationU9,UH Unit’s power terminal block L1, L2, GR Wired remote controller LED 1, 2 PCB in outdoor unitAppear even when operation Remote controller wire shortSELF-DIAGNOSIS Action Table Operating Pipe temperatureRemote controller transmission Cause Countermeasure Pipe temperature thermistorErrorE0/signal receiving errorE4 Condenser-Evaporator TH5Error Transmitting error Error Signal receiving errorRemote controller control board Indoor/outdoor unit communicationPhenomena Cause Countermeasure 1Upward/downward vane Troubleshooting by Inferior PhenomenaPerformance failure ControllerEmergency Operation When the remote controller cannot be usedHeat pump type Cooling Only typeCondenser/evaporator temperature Lower temperatureThermistor Thermistor TH5DC Fan motor fan motor/indoor controller circuit board Sensor signal checkTest Point Diagram Functions of DIP Switch and Jumper Wire Operation Special FunctionRotation function and Back-up function Outline of functions System constraintRotation setting Request Code List2nd stage cut-in setting 2nd unit Cut-outSetting method of each function by wired remote controller How to connectBACK-UP Heating Function CN152 Outline of functionsOperation Procedure Photos & Illustrations Disassembly ProcedureBe careful when removing heavy parts PhotoRemoving the Nozzle Assembly with Vane Operation Procedure PhotosVane Motor and Drain Hose Remove the panel and the corner box. Refer to step Disconnect the connector CN44 on the indoor controllerRemove the screw fixing motor band. See Photo Remove the liquid pipe thermistor and cond / eva thermistorDisconnect the connector CN20 on the indoor controller Board Remove the room temperature thermistor

PKA-A36KA4.TH, PKA-A30KA4.TH, PKA-A24KA4.TH specifications

Mitsubishi Electronics introduces its PKA series of commercial air conditioners, comprising models PKA-A24KA4.TH, PKA-A30KA4.TH, and PKA-A36KA4.TH. These units are designed to meet the growing demand for energy-efficient and reliable climate control solutions in commercial spaces. Each model in the series is equipped with advanced features that set them apart in the competitive air conditioning market.

One of the main features of the PKA series is the innovative inverter technology. This technology enables the air conditioning units to adjust their cooling or heating output according to the indoor temperature, leading to significant energy savings. By operating at varying speeds rather than a constant rate, the inverter system provides a more consistent and comfortable environment while reducing energy consumption by up to 30% compared to traditional fixed-speed systems.

Another standout characteristic of the PKA-A24KA4.TH, PKA-A30KA4.TH, and PKA-A36KA4.TH models is their compact design. These units are designed for easy installation in various commercial settings while taking up minimal space. This is particularly beneficial for businesses looking to optimize their floor space without compromising climate control efficiency.

The PKA series features advanced filtration technology, including a highly efficient air purification system. This enhances indoor air quality by removing dust, allergens, and other airborne pollutants, creating a healthier environment for occupants. The inclusion of a self-cleaning function also contributes to maintenance ease, as the unit automatically cleans the heat exchanger, preventing dust buildup and ensuring efficient operation.

Mitsubishi's commitment to whisper-quiet operation is another critical feature of these models. They are engineered to operate at sound levels as low as 19 dB(A), making them ideal for environments where noise control is essential, such as offices, hotels, or healthcare facilities.

Moreover, the PKA series is compatible with Mitsubishi's sophisticated control systems, allowing users to manage their air conditioning remotely via smartphone or tablet. This level of control enhances user convenience and maximizes system efficiency by enabling real-time adjustments based on occupancy and other factors.

Overall, the Mitsubishi Electronics PKA-A24KA4.TH, PKA-A30KA4.TH, and PKA-A36KA4.TH units represent a perfect blend of modern technology and user-centric design, providing businesses with effective, efficient, and quiet climate control solutions. With their advanced features, energy-saving capabilities, and emphasis on air quality, these models stand out as premier choices for managing environmental comfort in commercial applications.