Mitsubishi Electronics MSH-12NV, MSH-07NV, MSH-09NV, MSH-18NV, MSH-24NV Indoor Unit Electrical Parts

Page 71

INDOOR UNIT

 

 

ELECTRICAL PARTS

 

MSH-07NV - E1

(WH)

 

MSH-09NV - E1

(WH)

 

MSH-12NV - E1

(WH)

 

MSH-07NV - E2

(WH)

10

MSH-09NV - E2

(WH)

MSH-12NV - E2

(WH)

9

 

 

7

8

16

6

 

 

3

5

1

24

13

12

Part number that are circled is not shown in the illustration.

 

 

 

 

 

 

Symbol

 

 

Q'ty/unit

 

 

 

NO.

 

Part No.

Part Name

in Wiring

MSH-07NV- E1

E2

MSH-09NV- E1 E2

MSH-12NV- E1

E2

Remarks

 

 

 

 

 

 

Diagram

(WH)

 

(WH)

(WH)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

E02

166

235

NOZZLE(WH)

 

1

 

1

1

 

 

2

 

E02

166

040

VANE(WH)

 

1

 

1

1

 

 

3

 

E02

141

702

DRAIN HOSE

 

1

 

1

1

 

 

4

 

E02

151

303

VANE MOTOR

MV

1

 

1

1

 

 

5

 

E02

151

300

INDOOR FAN MOTOR

MF

1

 

1

1

 

RC4V19 -

6

 

E02

151

505

RUBBER MOUNT

 

2

 

2

2

 

2PCS/SET

7

 

E02

151

302

LINE FLOW FAN

 

1

 

1

1

 

 

8

 

E02

151

509

BEARING MOUNT

 

1

 

1

1

 

 

9

 

E02

151

308

ROOM TEMPERATURE THERMISTOR

RT11

1

 

1

1

 

 

10

 

E02

151

307

INDOOR COIL THERMISTOR

RT12

1

 

1

1

 

 

11

 

E02

198

375

TERMINAL BLOCK

TB

1

 

1

1

 

 

 

 

E02

199

450

ELECT CONTROL P.C.BOARD

 

1

 

 

 

 

 

12

 

E02

200

450

ELECT CONTROL P.C.BOARD

 

 

 

1

 

 

 

 

 

E02

201

450

ELECT CONTROL P.C.BOARD

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

E02

152

395

POWER SUPPLY CORD

 

1

 

1

1

 

 

14

 

E02

127

382

FUSE

F11

1

 

1

1

 

3.15A

15

 

E02

085

385

VARISTOR

NR11

1

 

1

1

 

 

16

 

E02

001

504

SLEEVE BEARING

 

1

 

1

1

 

 

17

 

E02

151

468

RECEIVER

 

1

 

1

1

 

 

18

 

E02

199

520

FAN GUARD

 

1

 

1

1

 

 

71

Image 71
Contents Contents Technical Changes Outdoor Unit Part Names and FunctionsIndoor Unit MSH-07NV E1 MSH-09NV E1 MSH-12NV E1 MSH-18NV E1 MSH-18NV E2 Remote ControllerMSH-09NV MSH-07NV E1 MSH-12NV E1 MSH-07NV E2 MSH-12NV E2 MSH-24NV E2MSH-09NV MSH-24NVWHT-BLK292 BLK-RED324 SpecificationRH-135VGHT RH-174VGHT RC4V19-AARC4V19-AA RA4V27-EA RH-231VHAT NH-36VMDTRA6V85-AA NH-47VMDTRA4V27-EC WHT-BLK292 BLK-RED324 WHT-BLK292 BLK-RED324 AreConnected with MXZ-32NV- E1 as multi system units DB27C / WB19C Outdoor DB35C / WB24C RA4V19-AA RA4V27-EAWHT-BLK292 BLK-RED324 WHT-BLK184 BLK-RED251 Outlines and Dimensions MSH-12NV E2 MUH-12NV E1 MUH-12NV E2 MUH-18NV E3 MSH-24NV E1 MSH-18NV E2 MSH-24NV E2MSH-18NV E3 MUH-18NV E1 MUH-18NV E2Unit mm inch MUH-24NV- E1 MUH-24NV- E2MUH-07NV Models Wiring Diagram MUH-09NV Outdoor Unit Wiring DiagramF12 FUSE93 Model Wiring DiagramHybrid IC Vane Motor MUH-18NV E1Dsar Surge Absorber IC141MUH-24NV E1 MSH-24NV E1FAN Motor Capacitor MSH-09NV E2 MSH-12NV E2Contactor Vane Motor Reversing Valve Coil RelayMUH-12NV E2 MUH-18NV E2 Model Wiring Diagram FUSE2A FAN Motor Relay MUH-24NV E2Hybrid IC Surge Absorber TB,TB2 Terminal BlockIndoor Unit to Outdoor MUH-09NV E1 MSH-09NV E2 Refrigerant System DiagramMSH-07NV Indoor Unit MUH-07NV E1 MUH-07NV E2MUH-18NV E1 MUH-18NV E2 MUH-18NV E3 MSH-18NV E1 MSH-18NV E2 MSH-18NV E3Outdoor Unit Indoor Unit MSH-24NV E1 MUH-24NV E1 MSH-24NV E2 MUH-24NV E2MSH-07NV MSH-09NV MSH-12NV 150 MAX. Refrigerant Piping LengthMAX. Height Difference Additional Refrigerant CHARGER-22 gWhen vacuuming Evacuation Proceduresair PurgeIndoor Unit Outdoor Unit Guaranteed VoltageAIR Flow Main ReadingsMUH-07NV E1 E2 Outdoor LOW Pressure and Outdoor Unit CurrentCool operation MUH-24NV E1 E2 MUH-09NV E1 E2MUH-12NV E1 E2 MUH-18NV E1 E2 E3Heat operation Feel Control Microprocessor ControlIndoor Unit Display Section Fuzzy control Or less Initial room temperature Minus DRY mode 23 orMinus Heat mode Or less When the room temperature is under 23C Cool mode of I Feel ControlDRY mode of I Feel Control When the room temperature is 23C or overIndoor fan speed control Heat mode of I Feel ControlOperation time chart Example Defrostings RT12 temperatureHigh pressure protection X62 Reversing valve coil 15 sec Heat Cool OperationDRY Operation FAN Motor Control Auto Vane OperationSleep Mode Cancel How to set the timerEMERGENCY-TEST Operation Table.1 Service FunctionsMSH-07NV E1 MSH-18NV E2 MSH-09NV E1 MSH-12NV E1 MSH-18NV E1 No unit Cut both J1 and J2 2The reset button can be located on the front sideNo unit Cut J1 No unit Cut J2Operation MSH-07NV E2 MSH-12NV E2 MSH-18NV E3 MSH-09NV E2 MSH-24NV E2MSH-07/09/12 MSH-18/24 Troubleshooting Operation Indicator Instruction of troubleshootingPage Trouble criterion of main parts MSH-12NV- E1MSH-12NV- E2 MSH-18NV- E3Inodoor fan does not operate Check of indoor fan motorCheck of indoor electronic control P.C. board MSH-07NV MSH-09NV MSH-12NV MSH-24NV MSH-18NV E1 Indoor electric control P.C.board Test Point Diagram and VoltageDeicer P.C. Board MUH-18NV E1 Outdoor deicer P.C. boardPower supply input MSH-24NV E1 MSH-18NV E2 MSH-24NV E2 MSH-18NV E3 MUH-07NV MUH-12NV MUH-18NV MUH-07NV E1 MUH-09NV E1 MUH-24NV E1MSH-09NV E1 MSH-09NV E2 MSH-12NV E1 MSH-12NV E2 Disassembly InstructionsOperating Procedure Photos MSH-07NV E1 MSH-07NV E2Removing the line flow fan and the indoor fan motor Photo Operating ProcedureRemoving the electrical box Photo Removing the vane motor PhotoRemove the front panel. Refer to MSH-18NV E1 MSH-18NV E3MSH-24NV MSH-18NV Removing the electronic control P.C. board PhotoRemoving the indoor fan motor and the line flow fan Remove the deicer P.C. board MUH-07NV E1 MUH-09NVMUH-07NV MUH-09NV Removing the cabinet PhotoRemoving the compressor Photo Removing the outdoor fan motorRemoving the deicer P.C. board Photo MUH-12NV E1 MUH-18NV MUH-18NV E3MUH-12NV MUH-18NV Remove the cabinet. Refer to Removing the outdoor fan motor PhotoRemoving the fan motor Photo Outdoor Unit Operating Procedure PhotosRemoving the electrical parts Removing the heat exchanger and the compressor Indoor Unit Heat EXCHANGER1 Parts ListIndoor Unit Electrical Parts FAN Guard Service PanelCabinet TOP PanelDeicer P.C. Board MUH-09NV E1 MUH-07NV E2 MUH-09NV E2MUH-07/09NV- E1 Propeller FANOutdoor Unit Structural Parts MUH-12NV E1 MUH-12NV E2 Indoor Unit Heat Exchanger Parts Indoor Unit Structural Parts MSH-18NV E1 WH MSH-24NV E1 WHMSH-18NV E2 WH MSH-24NV E2 WH MSH-18NV E3 WH 1714 147 Outdoor Unit Structural Parts MUH-18NV E1 MUH-18NV E2Outdoor Unit Structural PARTS17 Outdoor Unit Structural Parts Accessory and Remote Controller PartsRemote Controller Remote Controller HolderDeodorizing Filter AIR Cleaning FilterOptional Parts Refrigerant Pipes

MSH-07NV, MSH-09NV, MSH-24NV, MSH-12NV, MSH-18NV specifications

Mitsubishi Electronics has long been recognized for its innovative heating and cooling solutions, particularly in the HVAC industry. Among its notable offerings are the MSH-18NV, MSH-12NV, MSH-24NV, MSH-09NV, and MSH-07NV models, which showcase advanced features and technologies to enhance indoor climate comfort.

One of the standout characteristics of these models is their energy efficiency. Each unit is equipped with an inverter technology that optimizes power consumption by adjusting the compressor's speed according to the cooling or heating requirement. This not only leads to considerable energy savings but also reduces operational costs for users. The units have received high seasonal energy efficiency ratings, making them an environmentally friendly choice.

The MSH series incorporates advanced filtration systems designed to improve indoor air quality. These systems capture dust, pollen, and other allergens, ensuring that the air circulated in residential or commercial spaces remains clean and healthy. Some models feature a dual-layer filter that further enhances dust and odor removal, providing a more comfortable environment for occupants.

In terms of design, the MSH series is sleek and modern, allowing seamless integration into various interiors. The compact size of these units means they can fit into tighter spaces without compromising performance or aesthetics. Moreover, the whisper-quiet operation is another appealing feature, as it ensures minimal noise disruption during cooling or heating periods.

The control mechanisms of the MSH models are user-friendly and versatile. They come equipped with an intuitive remote control, allowing users to easily adjust temperature settings and modes from across the room. Additionally, some models offer smart connectivity features, enabling integration with smart home systems for added convenience and control via mobile devices.

Durability is another key aspect of Mitsubishi's MSH series. They are constructed with high-quality materials designed to withstand various environmental conditions, ensuring longevity and reliable performance. The outdoor units are particularly resilient, featuring weather-resistant components that allow them to operate effectively even in extreme temperatures.

In conclusion, Mitsubishi Electronics' MSH-18NV, MSH-12NV, MSH-24NV, MSH-09NV, and MSH-07NV models represent a blend of energy efficiency, advanced air filtration, user-friendly controls, and durable construction. These units reflect Mitsubishi's commitment to providing high-quality heating and cooling solutions that cater to a wide range of residential and commercial needs while ensuring comfort and convenience for users.