Mitsubishi Electronics PL30FK21, PL42FK21, PL36FK31, PL18FK21, PL12FK1, PL24FK21 OC194-56

Page 56

 

OPERATING PROCEDURE

PHOTOS&ILLUSTRATIONS

 

 

 

 

 

4. Removing the drain pump, drain sensor, and indoor coil

Photo 5

 

Service panel

 

 

thermistor

 

 

 

(1)

Remove the fan (nut).

 

 

 

(2)

Remove the electrical box (3 screws).

Screws

 

 

(3)

Remove the service panel screws (2 pcs).

 

 

 

 

 

(4)

Hold the knob and remove the service panel.

 

 

 

(5)

Remove the drain pump set screws (2 pcs).

 

 

 

(6)

Remove the screw from the drain sensor assembly.

Drain pan

 

 

(7) The indoor coil thermistor is inserted in the holder.

 

 

 

 

 

 

 

Drain pump set

 

 

 

screws

 

 

 

 

Indoor coil thermistor Drain sensor set screws

5. Removing the panel

Photo 7

 

Panel set screws

 

 

(1)

Remove the connectors.

 

 

 

(2)

Remove the two of the panel set screws and loosen the

 

 

 

 

other two screws.

 

 

 

(3)

Slide the panel slightly to remove it.

 

 

 

 

 

 

 

6. Removing the drain pan and terminal box

Photo 8

 

DP plate

(1)

Remove the panel.

 

 

Drain pan support

(2)

Remove the electrical box.

 

 

 

(3)

Remove the bell mouth.

 

 

 

(4)

Remove the DP and CB plates and cover FA screws (2

 

 

 

 

screws each).

 

 

 

(5)

Remove the drain pan support (5 C-screws).

 

 

 

(6)

Pull out the drain pan.

 

 

 

 

W Pull the left and right of the pan gradually. Be careful not

 

 

 

 

to crack or damage the pan.

 

 

 

(7)

Loosen the two screws on the terminal box cover.

 

 

 

(8)

Remove the cover.

 

 

 

 

 

Terminal box

 

Cover FA

 

 

cover screws

 

 

 

 

CB plate

 

 

 

 

7. Removing the heat exchanger

Photo 9

Screws (2)

 

Separator U-assembly set screws

(1)

Remove the panel.

Piping cover

 

 

(2)

Remove the panel mouth.

Screws (2)

 

 

(3)

Remove the turbo fan.

 

Coil support

(4)

Remove the electrical box.

 

 

 

 

 

(5)

Remove the drain pan.

 

 

 

(6) Remove the coil support. (2 pcs.)

 

 

 

(7)

Remove the separator U-assembly (5 screws).

Terminal box

 

 

(8)

Remove the external piping cover (2 pcs.).

 

 

 

 

 

 

 

 

OC194-56

Image 56
Contents Contents OC194-1Technical Change OC194-2Features OC194-3Models Cooling capacity Advanced Microprocessor ControlOC194-4 Remote controller operation buttonsPart Names and Functions Remote controller display OC194-5Models PL12FK1, PL18/24FK21 SpecificationsOC194-6 OC194-7 Models PL30FK21, PL36FK31, PL42FK21Data OC194-8Models PL12FK1, PL18/24/30FK21, PL36FK31, PL42FK21 Performance DataOC194-9 Performance CurveOC194-10 PL24FK2 1 Cooling Capacity PL30FK2 1 Cooling CapacityOC194-11 Condensing Pressure and Suction PressureOC194-12 OC194-13 Operating Range OC194-14Standard Operation Data OC194-15 Noise Criterion CurvesPL12FK PL18FK21OC194-16 PL24FK2PL42FK2 PL36FK31Outlines and Dimensions OC194-17Indoor Unit PL12FK1/ 18/24FK21OC194-18 PL30FK21/ 36FK31/ 42FK21PL12FK1 Refrigerant System DiagramOC194-19 OC194-20 Wiring DiagramModels PL12FK1 PL18FK21 PL24FK21 Wiring Diagram Models PL30FK21 PL36FK31 PL42FK21 Wiring Diagram OC194-21Main Operation Operation FLOW-CHARTOC194-22 OC194-23 Cooling OperationOC194-24 DRY OperationIndoor unit Orders Remote controller LCD indicator Microprocessor ControlOC194-25 Outline of Microprocessor ControlHow to operate OC194-26Indoor Unit Control Compressor controlOC194-27 OC194-28 Detecting abnormalities in the outdoor unitDrain pump control Drain sensorDRY operation DRY operation time chart How to operateOC194-29 OC194-30 OC194-31 SwingCOOL/DRY operation Auto returnTimer operation Timer functionOC194-32 Test run Before test runBefore emergency operation OC194-33Emergency operation DIP Switch Functions On remote controller boardOC194-34 On indoor controller boardOC194-35 Indoor FAN ControlTroubles in Test RUN TroubleshootingOC194-36 When malfunction occurs during operation Check modeFor group control using one remote controller OC194-37OC194-38 Wrong Wiring on Site OC194-39OC194-40 Other Troubles and CausesOC194-41 Vane motorOC194-42 Internal surface view of the grill 12 4-WAY AIR Flow SystemOC194-43 OC194-44 Regular ceiling heightRelatively high ceiling High ceiling17-11/16 Examples of application Precautions OC194-45OC194-46 OC194-47 Duct PressureFresh-Air P-V curve Ambient air flow CFMBranch Duct installation at site OC194-48Direction discharge 11-13/16O4 directions Direction discharge 17-11/16O2 directionsOC194-49 PL30FK21/ 36FK31 PLH42FK21System Control OC194-50Variety of System Control Functions PAC-SA89TA-EALL OFF SW2 Group Control by a Single Remote ControllerOC194-51 Control Using TWO Remote Controllers Remote ON-OFF and Individual Remote ControlsHow to set SW17-7 See Figure Remote controller LCD indicationIndividual Control by Grouping the Remote Controllers Basic wiringSwitch function of remote ON-OFF switch OC194-53Multiple Remote Control Display Timer Operation or the Operation by AN External SignalOC194-54 Auto Restart FunctionDisassembly Procedure Operating Procedure PHOTOS&ILLUSTRATIONSOC194-55 Indoor unit PL24FK21OC194-56 Parts List OC194-57PL12FK, PL18FK2, PL24FK2 Panel Parts PL12FK1, PL18FK21, PL24FK21OC194-58 PL12FK, PL18FK2, PL24FK2 Functional PartsOC194-59 PL30FK21, PL36FK31, PL42FK21 OC194-60PL30FK2, PL36FK3, PL42FK2 Functional Parts OC194-61 OC194-62 PL30FK2, PL36FK3, PL42FK2 Panel PartsT7W 413 R01 K21 691OC194-63 TimerOptional Parts PAC-SC32PTA Weekly Timer Setting Display OC194-64Names and functions Current Time DisplayTimer Adapter Multiple Remote Controller AdapterOC194-65 PAC-SA89TA-E ORN BRN REDDistributed in Dec . No.OC256 Specifications are subject to change without notice

PL18FK21, PL30FK21, PL12FK1, PL36FK31, PL24FK21 specifications

Mitsubishi Electronics has long been recognized for its commitment to quality and innovation in the field of air conditioning systems. Among its impressive lineup, the models PL42FK21, PL24FK21, PL36FK31, PL12FK1, and PL30FK21 stand out for their advanced features, efficiency, and user-friendly designs.

The PL42FK21 is designed to deliver superior cooling and heating performance, making it suitable for larger spaces. With its high energy efficiency rating, it minimizes energy consumption while providing optimal comfort. This model is equipped with advanced inverter technology that regulates the compressor speed, ensuring the desired temperature is maintained without unnecessary fluctuations in power usage.

Next, the PL24FK21 offers similar efficiencies while accommodating medium-sized spaces. This model incorporates a streamlined design that blends with any interior, while its quiet operation ensures that it does not disrupt daily activities. Moreover, the model features a programmable timer and remote control, enhancing user convenience and comfort.

The PL36FK31 is another model that brings forth powerful performance, ideal for commercial applications or larger residential installations. It boasts superior airflow distribution, ensuring even cooling or heating throughout the desired area. The addition of a high-performance filter system helps to purify the air, making it a healthy option for families and workplaces alike.

For those seeking a compact solution, the PL12FK1 is a standout choice. This model excels in efficiency while maintaining a small footprint, making it perfect for apartments or smaller rooms. With its energy-saving capabilities and modern design, this unit combines functionality and style seamlessly.

Finally, the PL30FK21 balances performance with affordability. This model comes with a host of features, including an eco-friendly refrigerant that minimizes environmental impact. It also incorporates smart controls that enable users to manage their settings via mobile apps, adding a level of modern convenience that many consumers desire.

Each of these Mitsubishi models is built with durability in mind, ensuring they can withstand the rigors of daily use. Additionally, Mitsubishi Electronics provides exceptional customer support and warranty options, reflecting their commitment to customer satisfaction.

In summary, the PL42FK21, PL24FK21, PL36FK31, PL12FK1, and PL30FK21 from Mitsubishi Electronics exemplify the brand's dedication to innovation, efficiency, and user-friendliness in air conditioning technology. These models cater to a variety of spaces and user needs, making them a reliable choice for both residential and commercial applications.