Mitsubishi Electronics MSH-09NV MUH-24NV E2, Hybrid IC, Surge Absorber TB,TB2 Terminal Block

Page 22

MSH-24NV - E2

MODEL WIRING DIAGRAM

INDOOR UNIT

TB

 

 

 

 

 

 

 

 

 

 

 

 

220-240V~ 3

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CN

 

RT12

 

220-240V~ 2

 

 

F12

 

 

 

 

 

 

 

WHT

 

 

 

HIC1

IC141

112

 

 

 

 

 

 

 

 

CN

 

RT11

 

L

 

 

 

NF

 

 

 

 

NR11

 

 

 

 

BLU 2

3BLU

 

 

111

 

 

TO OUTDOOR

BRN

 

4

 

CN

3

BRN

 

UNIT

 

 

1

 

 

CN201

52C

121

 

YLW

 

CONNECTING N

BLU

 

 

4

3

3

TRANS

C11

CN211

 

GRY

 

 

BLU

 

 

 

 

1

 

F11

4

 

WHT MF

 

 

 

 

 

 

 

WHT

 

 

2

 

RED

 

POWER

 

 

 

 

 

 

 

 

BLK

 

 

 

 

 

 

 

 

 

 

1

 

 

SUPPLY

 

 

 

CN

CN

CN

 

 

 

 

 

 

 

CORD

 

 

 

151 ELECTRONIC CONTROL P.C BOARD

 

 

 

 

 

 

101

102

 

 

 

~/N 220-240V

 

 

 

 

5

 

 

 

 

 

 

 

50Hz

 

 

 

3

3

 

 

 

 

 

 

 

 

 

 

 

MV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECEIVER

DISPLAY

 

 

 

 

 

 

 

CIRCUIT BREAKER

 

P.C.BOARD

P.C.BOARD

 

 

 

 

 

 

 

GRN/YLW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

REMOTE

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROLLER

 

 

 

 

 

 

 

 

SYMBOL

NAME

 

SYMBOL

 

 

NAME

 

SYMBOL

 

 

NAME

C11

INDOOR FAN CAPACITOR

 

NR11

VARISTOR

 

 

TB

TERMINAL BLOCK

F12

FUSE(93:)

 

 

RT11

ROOM TEMPERATURE THERMISTOR

NF

NOISE FILTER

F11

FUSE(3.15A)

 

 

RT12

INDOOR COIL THERMISTOR

HIC1

DC/DC CONVERTER

MF

INDOOR FAN MOTOR

IC141

HYBRID IC

MV

VANE MOTOR

52C

CONTACTOR

NOTE:1. For the outdoor electric wiring refer to the outdoor unit electric wiring diagram for servicing.

2.Use copper conductors only.(For field wiring)

3.Symbols below indicate.

: Terminal block, : Connector

MUH-24NV - E2

MODEL WIRING DIAGRAM

 

 

 

 

 

 

 

 

 

OUTDOOR UNIT

 

 

 

 

 

 

6

X1

 

 

 

 

 

 

 

RT61

21S4

 

 

 

 

 

 

 

 

 

 

 

BRN

 

 

 

 

 

 

 

 

 

 

YLW

5 YLW 1

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

4 BLK

 

 

 

 

 

 

 

 

 

BLK BLK

 

 

 

 

 

MF

WHT

3 WHT 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ORN

2 ORN

C2

 

 

 

 

CN711 1 2 3 4

CN661

CN721

 

 

 

 

TB

 

 

RED

1 RED

 

 

CN730

 

SR61

 

X62

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

TO INDOOR UNIT CONNECTING

12VDC

3

 

RED

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

WHT

 

 

1

 

 

 

 

IC881

NR61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

220-240V~ 2 WHT F ORN RED

RED 8

 

 

 

 

 

 

 

 

 

 

 

N

 

 

TB2 26F1

BLU 7 X1

 

 

 

 

TRANS

 

 

 

 

 

 

 

TAB20

 

 

 

 

 

 

 

 

 

BLU

VLT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A2 YLW

 

52C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F61

 

 

 

 

 

 

 

 

 

 

A1 52C1

 

 

3 4

 

DEICER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P.C. BOARD

 

 

 

 

 

 

WHT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RN/YLWG

 

VLT CR YLW

 

CZ

 

 

 

 

 

 

 

 

 

 

 

WHT

 

WHT

52C1 WHT

 

 

 

 

 

 

 

 

DSAR

 

 

 

 

 

 

WHT

C

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

BLU

 

 

RED S MC R

 

 

 

 

 

 

 

 

 

 

C1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

 

SYMBOL

 

NAME

 

 

SYMBOL

 

 

NAME

 

 

SYMBOL

NAME

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

C2

FAN MOTOR CAPACITOR

 

NR61

VARISTOR

 

 

 

 

 

21S4

REVERSING VALVE COIL

DSAR

SURGE ABSORBER 1

 

 

RT61

DEFROST THERMISTOR

52C

CONTACTOR

CR

SURGE ABSORBER 2

 

 

SR61

SOLID STATE RELAY

 

52C1

COMPRESSOR CONTACTOR

CZ

SURGE ABSORBER 3

 

 

TB,TB2

TERMINAL BLOCK

 

 

IC881

DC/DC CONVERTER

F61

FUSE(2A)

 

 

 

 

 

F

FUSE(2A)

 

 

 

 

 

 

X1

FAN MOTOR RELAY

MC

COMPRESSOR<INNER THERMOSTAT>

 

26F1

THERMOSTAT (AIR FLOW CONTROL)

 

 

 

NOTE:1. Use copper conductors only.(For field wiring)

2.Since the indoor and outdoor unit connecting wires have polarity, connect them according to the numbers.

3.Symbols below indicate.

: Terminal block, : Connector

4.”show the terminals with a lock mechanism, so they cannot be removed when you pull the lead wire.

Be sure to pull the wire by pushing the locking lever(projected part) of the terminal with a finger.

1.Slide the sleeve. 2.Pull the wire while

pushing the locking lever.

22

Image 22
Contents Contents Technical Changes Indoor Unit Part Names and FunctionsOutdoor Unit Remote Controller MSH-07NV E1 MSH-09NV E1 MSH-12NV E1 MSH-18NV E1 MSH-18NV E2MSH-24NV MSH-07NV E1 MSH-12NV E1 MSH-07NV E2 MSH-12NV E2 MSH-24NV E2MSH-09NV MSH-09NVRC4V19-AA SpecificationRH-135VGHT RH-174VGHT WHT-BLK292 BLK-RED324RH-231VHAT NH-36VMDT RC4V19-AA RA4V27-EARA4V27-EC NH-47VMDTRA6V85-AA Connected with MXZ-32NV- E1 as multi system units AreWHT-BLK292 BLK-RED324 WHT-BLK292 BLK-RED324 WHT-BLK292 BLK-RED324 WHT-BLK184 BLK-RED251 RA4V19-AA RA4V27-EADB27C / WB19C Outdoor DB35C / WB24C Outlines and Dimensions MSH-12NV E2 MUH-12NV E1 MUH-12NV E2 MUH-18NV E1 MUH-18NV E2 MSH-24NV E1 MSH-18NV E2 MSH-24NV E2MSH-18NV E3 MUH-18NV E3MUH-24NV- E1 MUH-24NV- E2 Unit mm inchWiring Diagram MUH-07NV Models Wiring Diagram MUH-09NV Outdoor UnitModel Wiring Diagram F12 FUSE93IC141 MUH-18NV E1Dsar Surge Absorber Hybrid IC Vane MotorMSH-24NV E1 MUH-24NV E1Reversing Valve Coil Relay MSH-09NV E2 MSH-12NV E2Contactor Vane Motor FAN Motor CapacitorMUH-12NV E2 MUH-18NV E2 Model Wiring Diagram Surge Absorber TB,TB2 Terminal Block MUH-24NV E2Hybrid IC FUSE2A FAN Motor RelayIndoor Unit to Outdoor MUH-07NV E1 MUH-07NV E2 Refrigerant System DiagramMSH-07NV Indoor Unit MUH-09NV E1 MSH-09NV E2MSH-18NV E1 MSH-18NV E2 MSH-18NV E3 MUH-18NV E1 MUH-18NV E2 MUH-18NV E3MSH-24NV E1 MUH-24NV E1 MSH-24NV E2 MUH-24NV E2 Outdoor Unit Indoor UnitAdditional Refrigerant CHARGER-22 g MAX. Refrigerant Piping LengthMAX. Height Difference MSH-07NV MSH-09NV MSH-12NV 150Evacuation Proceduresair Purge When vacuumingMain Readings Guaranteed VoltageAIR Flow Indoor Unit Outdoor UnitCool operation Outdoor LOW Pressure and Outdoor Unit CurrentMUH-07NV E1 E2 MUH-18NV E1 E2 E3 MUH-09NV E1 E2MUH-12NV E1 E2 MUH-24NV E1 E2Heat operation Indoor Unit Display Section Microprocessor ControlFeel Control Minus Heat mode Or less Or less Initial room temperature Minus DRY mode 23 orFuzzy control When the room temperature is 23C or over Cool mode of I Feel ControlDRY mode of I Feel Control When the room temperature is under 23COperation time chart Example Heat mode of I Feel ControlIndoor fan speed control High pressure protection RT12 temperatureDefrostings X62 Reversing valve coil 15 sec DRY Operation Cool OperationHeat Auto Vane Operation FAN Motor ControlSleep Mode How to set the timer CancelEMERGENCY-TEST Operation MSH-07NV E1 MSH-18NV E2 MSH-09NV E1 MSH-12NV E1 MSH-18NV E1 Service FunctionsTable.1 No unit Cut J2 2The reset button can be located on the front sideNo unit Cut J1 No unit Cut both J1 and J2MSH-07/09/12 MSH-18/24 MSH-07NV E2 MSH-12NV E2 MSH-18NV E3 MSH-09NV E2 MSH-24NV E2Operation Troubleshooting Instruction of troubleshooting Operation IndicatorPage MSH-18NV- E3 MSH-12NV- E1MSH-12NV- E2 Trouble criterion of main partsCheck of indoor fan motor Inodoor fan does not operateCheck of indoor electronic control P.C. board MSH-07NV MSH-09NV MSH-12NV MSH-24NV Test Point Diagram and Voltage MSH-18NV E1 Indoor electric control P.C.boardMUH-18NV E1 Outdoor deicer P.C. board Deicer P.C. BoardPower supply input MSH-24NV E1 MSH-18NV E2 MSH-24NV E2 MSH-18NV E3 MUH-07NV E1 MUH-09NV E1 MUH-24NV E1 MUH-07NV MUH-12NV MUH-18NVMSH-07NV E1 MSH-07NV E2 Disassembly InstructionsOperating Procedure Photos MSH-09NV E1 MSH-09NV E2 MSH-12NV E1 MSH-12NV E2Removing the vane motor Photo Operating ProcedureRemoving the electrical box Photo Removing the line flow fan and the indoor fan motor PhotoRemoving the electronic control P.C. board Photo MSH-18NV E1 MSH-18NV E3MSH-24NV MSH-18NV Remove the front panel. Refer toRemoving the indoor fan motor and the line flow fan Removing the cabinet Photo MUH-07NV E1 MUH-09NVMUH-07NV MUH-09NV Remove the deicer P.C. boardRemoving the outdoor fan motor Removing the compressor PhotoMUH-12NV MUH-18NV MUH-12NV E1 MUH-18NV MUH-18NV E3Removing the deicer P.C. board Photo Removing the outdoor fan motor Photo Remove the cabinet. Refer toRemoving the electrical parts Outdoor Unit Operating Procedure PhotosRemoving the fan motor Photo Removing the heat exchanger and the compressor Parts List Indoor Unit Heat EXCHANGER1Indoor Unit Electrical Parts TOP Panel Service PanelCabinet FAN GuardPropeller FAN MUH-09NV E1 MUH-07NV E2 MUH-09NV E2MUH-07/09NV- E1 Deicer P.C. BoardOutdoor Unit Structural Parts MUH-12NV E1 MUH-12NV E2 MSH-18NV E2 WH MSH-24NV E2 WH MSH-18NV E3 WH Indoor Unit Structural Parts MSH-18NV E1 WH MSH-24NV E1 WHIndoor Unit Heat Exchanger Parts 1714 Outdoor Unit Structural Parts MUH-18NV E1 MUH-18NV E2 147Outdoor Unit Structural PARTS17 Remote Controller Holder Accessory and Remote Controller PartsRemote Controller Outdoor Unit Structural PartsRefrigerant Pipes AIR Cleaning FilterOptional Parts Deodorizing Filter

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.