Mitsubishi Electronics MSH-09NV, MSH-07NV, MSH-24NV, MSH-18NV, MSH-12NV User Manual

4.6 (5)

This Servise Manual OB207 deals with MSH-07/09/12/18/24NV-E1,

MUH-07/09/12/18/24NV-E1, MSH-18NV-E2, and MUH-18NV-E2 in

OB176 REVISED EDITION-A issued in July in1997.

Therefore, please refer to OB207, not to OB176 REVISED

EDITION-A, for the above models.

SPLIT-TYPE,HEAT PUMP AIR CONDITIONERS

No. OB207

SERVICE MANUAL

Wireless type Models

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

E1 (WH)

E1 (WH)

E1 (WH)

E1 (WH)

E1 (WH)

E2 (WH)

E2 (WH)

E2 (WH)

E2 (WH)

E2 (WH)

E3 (WH)

·MUH-07NV - E1

·MUH-09NV - E1

·MUH-12NV - E1

·MUH-18NV - E1

·MUH-24NV - E1

·MUH-07NV - E2

·MUH-09NV - E2

·MUH-12NV - E2

·MUH-18NV - E2

·MUH-24NV - E2

·MUH-18NV - E3

CONTENTS

MSH-18NV - E1 MSH-18NV - E2 MSH-18NV - E3

1.TECHNICAL CHANGES ····································2

2.PART NAMES AND FUNCTIONS······················3

3.SPECIFICATION·················································6

4.OUTLINES AND DIMENSIONS ······················ 11

5.WIRING DIAGRAM ··········································15

6.REFRIGERANT SYSTEM DIAGRAM ··············24

7.PERFORMANCE CURVES ······························29

8.MICROPROCESSOR CONTROL ····················33

9.SERVICE FUNCTIONS ····································44

10.TROUBLESHOOTING······································47

11.DISASSEMBLY INSTRUCTIONS·····················60

12.PARTS LIST······················································70

13.OPTIONAL PARTS ····································BACK

Refer to the Service Manual OB185 when MSH-07/09/12NV- E1 , MSH-07/09/12/18NV- E2 , and MSH-18NV- E3 are connected with MXZ-32NV- E1 as multi system units.

1 TECHNICAL CHANGES

MSH-17NV - E1 MSH-07NV - E2

1. Indoor electronic control P.C.board has changed.

However, it is compatible between E1 and E2 models. 2. Auto restart function is added.

MSH-09NV - E1 MSH-09NV - E2

1. Indoor electronic control P.C.board has changed.

However, it is compatible between E1 and E2 models. 2. Auto restart function is added.

MSH-12NV - E1 MSH-12NV - E2

1. Indoor electronic control P.C.board has changed.

However, it is compatible between E1 and E2 models. 2. Auto restart function is added.

MSH-18NV - E2 MSH-18NV - E3

1. Indoor electronic control P.C.board has changed.

However, it is compatible between E2 and E3 models. 2. Auto restart function is added.

MSH-24NV - E1 MSH-24NV - E2

1. Indoor electronic control P.C.board has changed.

However, it is compatible between E1 and E2 models. 2. Auto restart function is added.

2

2 PART NAMES AND FUNCTIONS

INDOOR UNIT

MSH-07NV - E1 MSH-09NV - E1 MSH-12NV - E1

MSH-07NV - E2 MSH-09NV - E2 MSH-12NV - E2

MSH-18NV - E1 MSH-24NV - E1 MSH-18NV - E2 MSH-24NV - E2 MSH-18NV - E3

(When the front panel is open)

 

 

MSH-07NV

- E1

MSH-09NV

- E1

MSH-12NV

- E1

MSH-07NV

- E1

 

MSH-09NV

- E1

MSH-12NV

- E1

MSH-07NV

- E2

MSH-09NV

- E2

MSH-12NV

- E2

MSH-07NV

- E2

 

MSH-09NV

- E2

MSH-12NV

- E2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MSH-18NV

- E1

MSH-24NV

- E1

MSH-18NV - E2

MSH-18NV

- E1

MSH-24NV

- E1

MSH-18NV - E2 MSH-24NV

- E2

MSH-18NV

- E3

 

 

MSH-24NV

- E2

MSH-18NV

- E3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTDOOR UNIT

MUH-07NV - E1 MUH-09NV - E1 MUH-07NV - E2 MUH-09NV - E2

MUH-12NV - E1

MUH-24NV

- E1

MUH-18NV - E1

MUH-24NV

- E2

MUH-18NV

- E2

 

 

MUH-18NV

- E3

 

 

3

MSH-07NV - E1 MSH-09NV - E1 MSH-12NV - E1 MSH-18NV - E1 MSH-18NV - E2

REMOTE CONTROLLER

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MSH-07NV - E1 (Serial number 7000201T~)

MSH-09NV

 

 

- E1 (Serial number 7000201T~)

MSH-12NV - E1

 

(Serial number 7000001T~)

MSH-24NV

 

 

- E1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MSH-07NV - E2

 

 

 

 

 

 

 

MSH-09NV - E2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MSH-12NV

 

- E2

 

 

 

 

 

 

 

MSH-18NV

 

 

- E2

(Serial number 7000001T~)

MSH-24NV

 

- E2

 

 

 

 

 

 

 

MSH-18NV

 

 

- E3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

3

 

 

SPECIFICATION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

 

MSH-07NV -

 

 

 

MSH-09NV -

 

 

 

 

 

 

 

 

 

 

 

E1

E2

 

 

E1

E2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

 

 

Cooling

 

Heating

Cooling

 

 

Heating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power supply

 

 

Single phase,220-240V,50Hz

Single phase,220-240V,50Hz

 

 

 

 

Capacity

 

kW

2.2

 

2.5

 

2.5

 

3.1

 

 

Capacity

Dehumidification

 

R/h

0.8

 

1.1

 

 

 

 

 

 

Air flow

 

K /h

INDOOR 492 OUTDOOR 1620

INDOOR 492 OUTDOOR 1620

 

 

 

 

Power outlet

 

A

10

 

 

 

10

 

 

 

 

 

 

 

 

Running current

 

A

3.30-3.20

 

3.15-3.05

4.10-4.00

 

4.30-4.10

 

 

 

 

Power input

 

W

710-750

 

680-720

880-920

 

920-940

 

 

 

 

 

Auxiliary heater

 

A(kW)

 

 

 

Electrical data

Power factor

 

%

98-98

 

 

 

98-96

 

97-96

 

 

 

 

 

Starting current

 

A

25

 

 

 

25

 

 

 

 

 

 

 

 

Compressor motor current

A

2.80-2.70

 

2.65-2.55

3.60-3.50

 

3.80-3.60

 

 

 

 

Fan motor current

 

A

INDOOR 0.17 OUTDOOR 0.33

INDOOR 0.17 OUTDOOR 0.33

Coefficient of performance(C.O.P)

 

 

3.10-2.93

 

3.68-3.47

2.84-2.72

 

3.37-3.30

 

 

 

 

Model

 

 

RH-135VGHT

RH-174VGHT

Compressor

Output

 

W

650

 

 

 

800

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Winding resistance(at20:)

"

C-R4.17 C-S5.75

C-R3.26 C-S5.82

 

Indoor

Model

 

 

RC4V19-AA

RC4V19-AA

 

fan motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Winding resistance(at20:)

"

WHT-BLK292 BLK-RED324

WHT-BLK292 BLK-RED324

 

Outdoor

Model

 

 

RA6V29-CB

RA6V29-CB

 

fan motor

Winding resistance(at20:)

"

WHT-BLK218.0 BLK-RED423.7

WHT-BLK218.0 BLK-RED423.7

 

 

 

 

 

 

Width

mm

815

 

 

 

815

 

 

 

 

 

 

 

 

Indoor unit

Height

mm

275

 

 

 

275

 

 

 

 

Dimensions

 

 

Depth

mm

183

 

 

 

183

 

 

 

 

 

 

 

 

 

 

Width

mm

780

 

 

 

780

 

 

 

 

 

 

 

 

Outdoor unit

Height

mm

540

 

 

 

540

 

 

 

 

 

 

 

 

 

 

Depth

mm

255

 

 

 

255

 

 

 

 

 

Weight

Indoor unit

 

kg

8

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit

 

kg

34

 

 

 

34

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Air direction

 

 

5

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sound level

Indoor unit

dB

37

 

 

 

37

 

 

 

 

 

 

 

 

(Hi)

Outdoor unit

dB

47

 

 

 

48

 

 

 

 

 

 

 

 

Fan speed

Indoor unit

rpm

1,100

 

 

 

1,100

 

 

 

 

 

 

 

(Hi)

Outdoor unit

rpm

790-820

 

 

790-820

 

 

Special remarks

Fan speed

Indoor unit

 

4

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

regulator

Outdoor unit

 

1

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant filling capacity(R-22)

kg

0.85

 

 

 

0.85

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT11(at25:)

k"

10

 

 

 

10

 

 

 

 

 

 

 

 

Thermistor

RT12(at25:)

k"

10

 

 

 

10

 

 

 

 

 

 

 

 

 

 

RT61(at0:)

k"

33.18

 

 

 

33.18

 

 

 

NOTE:Test conditions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cooling : Indoor

DB27°C / WB19°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor DB35°C / WB24°C

 

 

 

 

 

 

 

 

 

 

 

 

 

Heating : Indoor

DB20°C /WB15.5°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor DB 7°C / WB 6°C

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

 

MSH-12NV -

 

 

 

 

MSH-18NV -

 

 

 

 

 

 

 

 

 

 

E1

 

E2

 

 

E1

 

E2

E3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

 

 

Cooling

 

Heating

Cooling

 

Heating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Power supply

 

 

Single phase,220-240V,50Hz

Single phase,220-240V,50Hz

 

 

Capacity

 

kW

3.4

 

4.0

 

5.1

 

5.4

 

 

Capacity

Dehumidification

 

R/h

1.6

 

2.5

 

 

 

 

 

Air flow

 

K /h

INDOOR 558 OUTDOOR 2130-2244

INDOOR 756 OUTDOOR 2142

 

 

Power outlet

 

A

10

 

 

 

 

15

 

 

 

 

 

 

Running current

 

A

5.75-5.90

 

5.95-6.10

9.4-9.2

 

9.2-9.0

 

 

Power input

 

W

1220-1300

 

1260-1350

2030-2120

 

1980-2070

 

 

Auxiliary heater

 

A(kW)

 

 

 

 

 

Electrical data

Power factor

 

%

96-92

 

96-92

 

98-96

 

98-96

 

 

 

Starting current

 

A

35

 

 

 

 

52-58

 

 

 

 

 

Compressor motor current

A

5.21-5.36

 

5.41-5.56

8.76-8.56

 

8.56-8.36

 

 

Fan motor current

 

A

INDOOR 0.17 OUTDOOR 0.37

INDOOR 0.25 OUTDOOR 0.39

 

Coefficient of performance(C.O.P)

 

 

2.78-2.61

 

3.17-2.96

2.51-2.41

 

2.73-2.61

 

 

Model

 

 

RH-231VHAT

NH-36VMDT

 

Compressor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Output

 

W

1100

 

 

 

 

1700

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Winding resistance(at20:)

"

C-R2.1 C-S3.9

C-R1.2 C-S2.7

 

Indoor

Model

 

 

RC4V19-AA

RA4V27-EA

 

fan motor

Winding resistance(at20:)

"

WHT-BLK292 BLK-RED324

WHT-BLK183.8 BLK-RED250.5

 

Outdoor

Model

 

 

RA6V40-EC or EE

RA6V50-OD or OF

 

fan motor

Winding resistance(at20:)

"

WHT-BLK130 BLK-RED134.6

WHT-BLK116.4 BLK-RED111.0

 

 

 

 

Width

mm

815

 

 

 

 

1015

 

 

 

 

 

Indoor unit

Height

mm

275

 

 

 

 

320

 

 

 

 

 

Dimensions

 

 

Depth

mm

183

 

 

 

 

190

 

 

 

 

 

 

 

Width

mm

850

 

 

 

 

850

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit

Height

mm

605

 

 

 

 

605

 

 

 

 

 

 

 

 

Depth

mm

290

 

 

 

 

290

 

 

 

 

 

Weight

Indoor unit

 

kg

8

 

 

 

 

14

 

 

 

 

 

Outdoor unit

 

kg

43

 

 

 

 

59

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Air direction

 

 

5

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sound level

Indoor unit

dB

42

 

 

 

 

42

 

 

 

 

 

 

(Hi)

Outdoor unit

dB

50

 

 

 

 

52

 

 

 

 

 

 

Fan speed

Indoor unit

rpm

1230

 

 

 

 

1180

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Hi)

Outdoor unit

rpm

780-820

 

 

 

810-845

 

 

 

 

Special remarks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fan speed

Indoor unit

 

4

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

regulator

Outdoor unit

 

1

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant filling capacity(R-22)

kg

1.15

 

 

 

 

1.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT11(at25:)

k"

10

 

 

 

 

10

 

 

 

 

 

 

Thermistor

RT12(at25:)

k"

10

 

 

 

 

10

 

 

 

 

 

 

 

 

RT61(at0:)

k"

33.18

 

 

 

33.18

 

 

 

 

NOTE:Test conditions

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cooling : Indoor

DB27°C / WB19°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor DB35°C / WB24°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heating : Indoor

DB20°C /WB15°.5C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor DB 7°C / WB 6°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

 

 

MSH-24NV -

 

 

 

 

 

 

 

 

 

 

E1

 

E2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Function

 

 

Cooling

 

 

 

 

Heating

 

Power supply

 

 

Single phase,220-240V,50Hz

 

Capacity

 

kW

6.0

 

6.2

 

Capacity

Dehumidification

 

R/h

3.1

 

 

 

 

Air flow

 

 

K /h

816

 

 

 

 

 

 

Power outlet

 

A

25

 

 

 

 

 

 

Running current

 

A

12.6-11.7

 

11.5-11.0

 

Power input

 

W

2720-2750

2470-2580

 

Auxiliary heater

 

A(kW)

 

 

 

 

 

Electrical data

Power factor

 

%

98

 

 

 

 

 

 

Starting current

 

A

59

 

 

 

 

 

 

Compressor motor current

A

11.73-10.83

10.63-10.13

 

Fan motor current

 

A

INDOOR 0.29 OUTDOOR 0.58

Coefficient of performance(C.O.P)

 

 

2.21-2.18

 

2.51-2.40

 

 

Model

 

 

 

NH-47VMDT

Compressor

 

 

 

 

 

 

 

 

 

 

 

Output

 

 

W

2200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Winding resistance(at20:)

"

C-R 0.96 C-S 2.07

Indoor

Model

 

 

 

RA4V27-EC

fan motor

 

 

 

 

 

 

 

 

 

Winding resistance(at20:)

"

WHT-BLK183.8 BLK-RED250.5

Outdoor

Model

 

 

 

RA6V85-AA

fan motor

Winding resistance(at20:)

"

WHT-BLK62.7 BLK-YLW30.2 YLW-RED62.9

 

 

 

Width

mm

1015

 

 

 

 

 

 

Indoor unit

Height

mm

320

 

 

 

 

 

Dimensions

 

 

Depth

mm

190

 

 

 

 

 

 

 

Width

mm

870

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit

Height

mm

850

 

 

 

 

 

 

 

 

Depth

mm

295

 

 

 

 

 

Weight

Indoor unit

 

kg

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit

 

kg

72

 

 

 

 

 

 

 

 

 

 

 

 

 

Air direction

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sound level

Indoor unit

dB

45

 

 

 

 

 

 

(Hi)

 

Outdoor unit

dB

53

 

 

 

 

 

 

Fan speed

Indoor unit

rpm

1,260

 

 

 

 

Special remarks

(Hi)

 

Outdoor unit

rpm

720-750

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fan speed

Indoor unit

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

regulator

Outdoor unit

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant filling capacity(R-22)

kg

2.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT11(at25:)

k"

10

 

 

 

 

 

 

Thermistor

RT12(at25:)

k"

10

 

 

 

 

 

 

 

 

RT61(at0:)

k"

33.18

 

 

 

 

NOTE:Test conditions

 

 

 

 

 

 

 

 

 

 

Cooling : Indoor

DB27°C / WB19°C

 

 

 

 

 

 

 

 

 

Outdoor DB35°C / WB24°C

 

 

 

 

 

 

 

 

Heating : Indoor

DB20°C /WB15.5°C

 

 

 

 

 

 

 

 

 

Outdoor DB 7°C / WB 6°C

 

 

 

 

 

 

 

 

8

Refer to the Service Manual OB185 when MSH-07/09/12NV- E1 , MSH-07/09/12/18NV- E2 , and MSH-18NV- E3

are

connected with MXZ-32NV- E1 as multi system units.

 

 

 

 

 

 

 

Model

 

MSH-07NV- E1 E2 (INDOOR UNIT) MSH-09NV- E1 E2 (INDOOR UNIT)

 

Function

 

Cooling

Heating

Cooling

Heating

 

Power supply

 

Single phase,220-240V,50Hz Single phase,220-240V,50Hz

 

Capacity

kW

 

Capacity

Dehumidification

R/h

 

 

Air flow

K /h

492

 

 

492

 

 

Power outlet

A

10

 

 

10

 

 

Running current

A

0.17

 

 

0.17

 

 

Power input

W

35

 

 

35

 

 

Auxiliary heater

A(kW)

 

 

 

Electrical data

Power factor

%

94-86

 

 

94-86

 

 

Starting current

A

 

 

 

 

Compressor motor current

A

 

 

 

 

Fan motor current

A

0.17

 

 

0.17

 

Coefficient of performance(C.O.P)

 

 

 

 

 

Model

 

 

 

 

Compressor

Output

W

 

 

 

 

Winding resistance(at20:)

"

 

 

 

Indoor

Model

 

 

RC4V19-AA

RC4V19-AA

fan motor

Winding resistance(at20:)

"

WHT-BLK292 BLK-RED324 WHT-BLK292 BLK-RED324

Outdoor

Model

 

 

fan motor

Winding resistance(at20:)

"

 

 

 

Width

mm

815

815

 

Indoor unit

Height

mm

275

275

Dimensions

 

 

Depth

mm

183

183

 

 

Width

mm

 

 

 

 

Outdoor unit

Height

mm

 

 

 

Depth

mm

Weight

Indoor unit

 

kg

8

8

 

 

 

 

 

 

Outdoor unit

 

kg

 

 

 

Air direction

 

 

5

5

 

 

 

 

 

 

 

Sound level

Indoor unit

dB

37

37

 

(Hi)

Outdoor unit

dB

 

Fan speed

Indoor unit

rpm

1,100

1,100

Special remarks

(Hi)

Outdoor unit

rpm

 

 

 

 

 

 

 

Fan speed

Indoor unit

 

4

4

 

 

 

 

 

 

 

regulator

Outdoor unit

 

 

 

 

 

 

 

 

Refrigerant filling capacity(R-22)

kg

 

 

 

 

 

 

 

 

 

 

RT11(at25:)

k"

10

10

 

Thermistor

RT12(at25:)

k"

10

10

 

 

 

RT61(at0:)

k"

NOTE:Test conditions

 

 

 

Please refer to Service manual OB185 for capacity.

Cooling : Indoor

DB27°C / WB19°C

 

 

 

Outdoor DB35°C / WB24°C

 

 

 

Heating : Indoor

DB20°C /WB15.5°C

 

 

 

Outdoor DB 7°C / WB 6°C

 

 

 

9

Refer to the Service Manual OB185 when MSH-07/09/12NV- E1 , MSH-07/09/12/18NV- E2 , and MSH-18NV- E3 are connected with MXZ-32NV- E1 as multi system units.

Model

MSH-12NV- E1 E2 (INDOOR UNIT)MSH-18NV- E2 E3 (INDOOR UNIT)

Function

Cooling

Heating

Cooling

Heating

Power supply

Single phase,220-240V,50Hz Single phase,220-240V,50Hz

Capacity

kW

Capacity

Dehumidification

 

R/h

 

 

Air flow

 

K /h

558

756

 

 

Power outlet

 

A

10

10

 

 

Running current

 

A

0.17

0.28

 

 

Power input

 

W

35

60

 

 

Auxiliary heater

 

A(kW)

Electrical data

Power factor

 

%

94-86

97-89

 

 

Starting current

 

A

 

 

 

 

 

 

 

 

 

Compressor motor current

A

 

 

 

 

 

 

 

 

 

Fan motor current

 

A

0.17

0.25

Coefficient of performance(C.O.P)

 

 

 

 

Model

 

 

Compressor

 

Output

 

W

 

 

Winding resistance(at20:)

"

Indoor

 

Model

 

 

RA4V19-AA

RA4V27-EA

fan motor

 

 

 

 

 

 

Winding resistance(at20:)

"

WHT-BLK292 BLK-RED324 WHT-BLK184 BLK-RED251

Outdoor

 

Model

 

 

fan motor

 

Winding resistance(at20:)

"

 

 

 

Width

mm

815

1015

 

 

Indoor unit

Height

mm

275

320

Dimensions

 

 

Depth

mm

183

190

 

 

Width

mm

 

 

 

 

 

Outdoor unit

Height

mm

 

 

 

Depth

mm

Weight

 

Indoor unit

 

kg

8

14

 

 

 

 

 

 

 

Outdoor unit

 

kg

 

 

 

 

 

 

 

 

 

 

 

 

Air direction

 

 

5

5

 

 

 

 

 

 

 

 

 

Sound level

Indoor unit

dB

42

42

 

 

 

 

 

 

 

 

 

(Hi)

Outdoor unit

dB

 

 

 

 

 

 

 

 

 

Fan speed

Indoor unit

rpm

1,230

1,180

Special remarks

 

(Hi)

Outdoor unit

rpm

 

 

Fan speed

Indoor unit

 

4

4

 

 

regulator

Outdoor unit

 

 

 

 

 

 

 

 

 

 

Refrigerant filling capacity(R-22)

kg

 

 

 

 

 

 

 

 

 

 

RT11(at25:)

k"

10

10

 

 

Thermistor

RT12(at25:)

k"

10

10

 

 

 

RT61(at0:)

k"

NOTE:Test conditions

 

 

Please refer to Service manual OB185 for capacity.

Cooling : Indoor

DB27°C / WB19°C

 

 

 

Outdoor DB35°C / WB24°C

 

 

 

Heating : Indoor DB20°C /WB15.5°C

 

 

 

Outdoor DB 7°C / WB 6°C

 

 

 

10

Mitsubishi Electronics MSH-09NV, MSH-07NV, MSH-24NV, MSH-18NV, MSH-12NV User Manual

4 OUTLINES AND DIMENSIONS

Unit: mm

MSH-07NV - E1 MSH-09NV - E1 MSH-07NV - E2 MSH-09NV - E2

INDOOR UNIT

MUH-07NV - E1 MUH-09NV - E1 MUH-07NV - E2 MUH-09NV - E2

OUTDOOR UNIT

11

Unit: mm

MSH-12NV - E1 MSH-12NV - E2

INDOOR UNIT

9.52

MUH-12NV - E1 MUH-12NV - E2 OUTDOOR UNIT

 

 

 

 

 

 

 

 

 

 

sides

 

 

 

 

 

 

or

right/left

 

only

 

 

 

 

front

 

top

has

.

 

 

 

 

 

unobstructed

 

 

 

vacant,

If

the

 

 

the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

are

 

 

10cm

 

 

 

 

 

to

be

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If the right/left sides or back side is vacant,the front has only to be 50cm unobstructed.

12

 

 

 

 

 

 

 

Unit: mm

 

MSH-18NV - E1 MSH-24NV - E1 MSH-18NV - E2 MSH-24NV - E2

MSH-18NV - E3

 

INDOOR UNIT

4holes 11 20

Indoor unit

 

 

995

1015

320

50

775

190

 

150

648

217

 

60

40

 

 

20

 

450

 

254

297

 

 

 

 

 

450

 

 

 

 

438

 

352

3

 

 

 

 

Installation plate

 

Wall hole [75

 

 

 

 

 

190

5

Installation plate

 

 

 

 

 

 

 

 

Liquid line [8-0.5m

 

 

 

 

Gas line [12-0.43m

 

 

Air in

 

{Insulation [50 O.D

 

 

 

 

[28 I.D

 

Air out

Drain hose [16

Insulation [28

 

17.5

Power supply cord

56

Lead to right 2m

 

 

 

Lead to left 1m

160

MUH-18NV - E1 MUH-18NV - E2 MUH-18NV - E3

OUTDOOR UNIT

 

 

 

 

 

 

 

 

 

 

sides

 

 

 

 

 

 

or

right/left

 

only

 

 

 

 

front

 

top

has

.

 

 

 

 

 

unobstructed

 

 

 

vacant,

If

the

 

 

the

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

are

 

 

10cm

 

 

 

 

 

to

be

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If the right/left sides or back side is vacant,the front has only to be 50cm unobstructed.

13

14

Outdoor Unit-Necessary surrounding clearance

(Concentrated installation) The upper side must be open.

100

200

10

For 10 units or less

1000

Air intake

185

185

(7-9/32) 500(19-11/16)

(7-9/32)

Air intake

Air outlet

17

 

39.5 27.5 330(13)

362(14-1/4)

15

 

Outdoor Unit-Necessary surrounding clearance

 

 

200

 

Note:Allow adequate

10

10

upper clearance

 

Front opening

 

500

150

10

 

Service space

500

 

E2 -24NV-MUH E1 -24NV-MUH

 

 

870(34-1/4)

Terminal block for indoor and outdoor unit connection

7 295(11-5/8) 24(1)

 

 

 

 

Terminal block for power line

302

 

Handle

 

Outlet guide

 

 

 

 

 

 

 

 

 

 

for moving

 

 

 

Ground

 

 

 

 

 

 

installation hole

 

 

 

 

 

 

 

 

Side air intake

 

 

terminal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Handle for moving

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rear fresh

 

 

 

Service panel

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

138

air intake

441

524179

403

337

352

553

7/16)-850(33

 

 

 

45

 

 

Handle for moving

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Refrigerant-pipe flared

 

 

 

 

 

 

 

 

 

 

 

connection [15.88 5/8F

 

 

 

 

 

 

 

 

 

 

Refrigerant-pipe flared

 

 

 

 

 

 

 

 

 

 

 

connection [9.52 3/8F

 

 

 

95

23

33

40

524

60

 

Knock out hole

 

 

60

53

 

Rear piping hole

 

 

 

 

 

 

for front piping

 

 

120

Knock out holes for

 

 

 

 

 

 

 

 

(refrigerant,drainage

 

power line 2-[27

 

 

 

 

2-12 23 Oval holes

 

 

 

and wiring)

 

 

 

 

 

 

 

 

104

 

 

 

 

 

 

 

 

 

 

 

(standard bolt M10)

 

 

Knock out hole

 

 

 

 

 

 

 

 

33

42

45

 

 

 

 

 

 

 

 

 

for right piping

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Drain hole

 

 

 

 

(refrigerant,drainage

 

R20

 

 

 

 

 

 

 

and wiring)

R20

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bottom

 

 

 

 

 

 

 

 

 

 

 

 

80

max.25

 

 

 

 

 

piping hole

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Drain hole

2-U-shaped

R6

 

 

 

Standard bolt length

 

 

 

 

 

 

 

 

 

 

 

 

notched

 

 

 

65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

holes

 

 

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

Front right piping holes-

 

 

 

 

 

 

 

 

detail figures

 

 

 

 

 

 

 

 

 

 

 

(inch) mm : Unit

5

WIRING DIAGRAM

 

 

 

MSH-07NV - E1

MODELS WIRING DIAGRAM

 

 

MSH-09NV - E1

 

 

 

 

 

 

INDOOR UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~/N

 

 

 

 

 

 

 

 

FOR MULTI SYSTEM

 

 

 

 

 

 

 

L

 

 

 

 

 

 

TO OUTDOOR 12VDC 3

 

 

 

 

 

 

UNIT

2

 

 

 

 

 

 

N

 

 

 

 

 

 

CONNECTING

 

 

 

 

 

 

;

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

 

SYMBOL

NAME

SYMBOL

NAME

C11

INDOOR FAN CAPACITOR

NR11

VARISTOR

TB

TERMINAL BLOCK

F12

FUSE(93:)

 

 

RT11

ROOM TEMPERATURE THERMISTOR

MV

VANE MOTOR

F11

FUSE(3.15A)

 

 

RT12

INDOOR COIL THERMISTOR

SR11

SOLID STATE RELAY

MF

INDOOR FAN 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-07NV

- E1

MODELS WIRING DIAGRAM

MUH-09NV

- E1

 

OUTDOOR UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

 

 

 

 

 

 

C65

OUTDOOR FAN MOTOR CAPACITOR

NR61

VARISTOR

21S4

REVERSING VALVE COIL

52C

CONTACTOR

RT61

DEFROST THERMISTOR

IC881

DC/DC CONVERTER

F61

FUSE(2A)

SR61

SOLID STATE RELAY

 

 

 

 

 

 

 

 

MC

COMPRESSOR(INNER THERMOSTAT)

TB

TERMINAL BLOCK

 

 

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.

15

MSH-12NV - E1 MODEL WIRING DIAGRAM

INDOOR UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~

 

 

 

 

 

 

 

 

 

 

 

~/N

 

 

 

 

FOR MULTI SYSTEM

 

 

 

L

 

 

TO OUTDOOR 12VDC 3

 

 

UNIT

2

 

 

N

 

 

CONNECTING

 

 

;

 

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C11

INDOOR FAN CAPACITOR

NR11

VARISTOR

TB

TERMINAL BLOCK

F12

FUSE(93:)

RT11

ROOM TEMPERATURE THERMISTOR

MV

VANE MOTOR

F11

FUSE(3.15A)

RT12

INDOOR COIL THERMISTOR

SR11

SOLID STATE RELAY

MF

INDOOR FAN 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-12NV - E1 MODEL WIRING DIAGRAM

OUTDOOR UNIT

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

 

 

 

 

 

 

C65

OUTDOOR FAN MOTOR CAPACITOR

NR61

VARISTOR

21S4

REVERSING VALVE COIL

 

 

 

 

 

 

52C

CONTACTOR

RT61

DEFROST THERMISTOR

IC881

DC/DC CONVERTER

 

 

 

 

 

 

F61

FUSE(2A)

SR61

SOLID STATE RELAY

 

 

MC

COMPRESSOR(INNER THERMOSTAT)

TB

TERMINAL BLOCK

 

 

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

2.“ ”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.

3.Symbols below indicate.

: Terminal block, : Connector

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

pushing the locking lever.

16

MSH-18NV - E1

INDOOR UNIT

MODEL WIRING DIAGRAM

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C11

INDOOR FAN CAPACITOR

NR11

VARISTOR

TB

TERMINAL BLOCK

 

 

 

 

 

 

F12

FUSE(93:)

RT11

ROOM TEMPERATURE THERMISTOR

DSAR

SURGE ABSORBER

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-18NV - E1 MODEL WIRING DIAGRAM

OUTDOOR UNIT

 

 

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

C65

OUTDOOR FAN MOTOR CAPACITOR

NR61

VARISTOR

21S4

REVERSING VALVE COIL

DSAR

SURGE ABSORBER

RT61

DEFROST THERMISTOR

52C

CONTACTOR

F61

FUSE(2A)

SR61

SOLID STATE RELAY

 

 

 

 

 

 

 

 

MC

COMPRESSOR<INNER THERMOSTAT>

TB

TERMINAL BLOCK

 

 

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.

17

MSH-24NV - E1 MODEL WIRING DIAGRAM

INDOOR UNIT

220-240V~ 3 TB

RED

F12

 

 

 

 

 

 

CN

 

RT12

 

220-240V~ 2

 

 

 

 

 

 

 

HIC1

 

 

 

WHT

 

 

 

 

 

IC141

112

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CN

 

RT11

TO OUTDOORL

 

 

 

NF

 

 

 

 

 

NR11

 

BRN

BLU2

 

3 BLU

 

 

111

3

 

 

4

CN

BRN

 

UNIT

 

 

1

 

 

4

 

CN201

3 52C

121

 

YLW

 

CONNECTING N

 

BLU

 

 

 

CN211

 

 

 

 

 

 

 

 

 

3

TRANS

C11

 

GRY

 

 

 

BLU

 

 

 

 

 

 

1

 

4

 

WHT

MF

 

 

 

 

 

 

 

 

 

WHT

F11

 

2

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

POWER

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUPPLY

 

 

 

CN

CN

 

CN

ELECTRONIC CONTROL P.C BOARD

 

 

 

 

CORD

 

 

 

101

102

 

151

 

 

 

 

 

 

 

 

 

 

 

 

 

~/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 MOTOR CAPACITOR

 

 

 

NR11

VARISTOR

TB

TERMINAL BLOCK

 

 

 

 

 

 

 

 

 

F12

FUSE(93:)

 

 

 

RT11

ROOM TEMPERATURE THERMISTOR

HIC1

DC/DC CONVERTER

F11

FUSE(3.15A)

 

 

 

RT12

INDOOR COIL THERMISTOR

NF

NOISE FILTER

 

 

 

 

 

 

 

 

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 - E1 MODEL WIRING DIAGRAM

OUTDOOR UNIT

 

 

 

 

 

6

 

X1

 

 

 

 

RT61

21S4

 

 

 

 

 

 

 

 

1 5

 

 

BRN

 

 

 

 

 

 

 

 

 

YLW

5 YLW

 

 

 

 

 

 

 

 

 

 

 

 

BLK

4 BLK

 

 

 

 

 

 

 

 

BLK BLK

 

 

 

 

 

MF

WHT

3WHT 3

 

 

 

 

 

 

 

 

 

 

 

 

 

ORNRED

2 ORNRED

 

C2

 

 

CN711 1 2 3 4

CN661

CN721

 

 

 

 

TB

 

 

 

1

 

 

 

 

CN730

SR61

X62

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INDOORTO

UNIT CONNECTING

12VDC 3

 

 

RED

 

VLT

 

 

2

 

F61

P.C. BOARD

 

 

 

 

 

 

 

 

 

3 4

 

 

 

 

 

 

 

TB2

 

BLU 8

X1

1

 

 

IC881

NR61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHT

 

 

 

 

 

 

 

 

 

 

 

220-240V~2 WHT F

ORN RED

 

RED7

 

 

 

 

 

 

 

 

 

 

N

 

BLU 26F1

 

 

 

TAB20

 

TRANS

 

 

 

 

 

 

 

 

 

 

 

 

52C1

YLW

52C

 

DEICER

 

 

 

 

 

GRN/YLW

DSAR

 

 

 

 

 

 

 

 

 

 

 

 

 

BLU

 

 

 

C1 RED S MC R

 

 

 

 

 

 

 

WHT

 

 

VLT CR YLW

CZ

 

 

 

 

 

 

 

 

 

 

 

WHT

 

 

 

WHT C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

 

 

 

SYMBOL

NAME

 

SYMBOL

 

 

NAME

 

 

SYMBOL

 

NAME

 

SYMBOL

NAME

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

F

FUSE(2A)

 

 

 

<INNER THERMOSTAT>

 

 

 

 

C2

OUTDOOR FAN MOTOR CAPACITOR

NR61

VARISTOR

21S4

REVERSING VALVE COIL

26F1

THERMOSTAT (AIR FLOW CONTROL)

 

 

 

 

 

 

 

 

DSAR

SURGE ABSORBER 1

RT61

DEFROST THERMISTOR

52C

CONTACTOR

IC881

DC/DC CONVERTER

 

 

 

 

 

 

 

 

F61

FUSE(2A)

SR61

SOLID STATE RELAY

52C1

COMPRESSOR CONTACTOR

CR

SURGE ABSORBER 2

 

 

 

 

 

 

 

 

MC

COMPRESSOR<INNER THERMOSTAT>

TB. TB2

TERMINAL BLOCK

X1

FAN MOTOR RELAY

CZ

SURGE ABSORBER 3

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.

18

MSH-07NV - E2 MSH-09NV - E2 MSH-12NV - E2 MODELS WIRING DIAGRAM

INDOOR UNIT

 

TO OUTDOOR

LTB

BRN

 

 

 

 

 

 

 

 

SR11

CN

 

RT12

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

112

 

 

CONNECTING

3

BRN

 

 

 

 

 

 

 

HIC1

 

CN

 

RT11

 

 

12VDC

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

111

 

 

 

 

 

 

 

F12

BLUBLU 1

 

CN201

 

 

 

 

 

GRYBLK

 

 

 

220-240V~

2

 

WHT

 

3

52C

 

NR11

CN

3

1

 

 

 

 

 

 

 

 

2

 

3

4

 

 

 

121

 

BRNYLW

2

 

 

 

N

BLU

 

 

 

BLU

2

 

 

TRANS

C11

3

 

3

MF

 

 

 

BLU

 

 

 

 

 

1

 

 

F11

 

REDWHT

4

 

 

 

 

 

 

1

CN

 

 

 

 

 

2

 

5

 

 

POWER

 

 

GRN/YLW

 

 

122

 

 

 

 

 

 

1

 

 

6

 

 

 

 

 

 

LD101 CN

 

 

 

 

 

CN211

 

 

 

 

 

SUPPLY

 

GRN/YLW

GUARD

 

151

ELECTRONIC CONTROL P.C BOARD

 

 

 

 

 

CORD

 

PLATE

 

 

 

 

 

 

 

 

 

 

 

 

 

~/N 220-240V

 

 

 

5

5

 

 

 

 

 

 

 

 

 

 

50Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER MONITOR,

MV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECEIVER

 

 

 

 

 

 

 

 

 

 

 

 

CIRCUIT BREAKER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

P.C.BOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

FOR MULTI SYSTEM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TO OUTDOOR 12VDC 3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UNIT

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

REMOTE

 

 

 

 

 

 

 

 

 

 

 

 

CONNECTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROLLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

 

 

SYMBOL

 

NAME

 

SYMBOL

 

 

NAME

 

 

C11 INDOOR FAN MOTOR CAPACITOR

NR11

VARISTOR

 

 

 

TB

TERMINAL BLOCK

 

 

F12

FUSE(93:)

 

 

 

RT11

ROOM TEMPERATURE THERMISTOR

HIC1

DC/DC CONVERTER

 

F11

FUSE(3.15A)

RT12

INDOOR COIL THERMISTOR

SR11

SOLID STATE RELAY

MF

INDOOR FAN MOTOR

52C

CONTACTOR

MV

VANE MOTOR

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-07NV - E2 MUH-09NV - E2

MODELS WIRING DIAGRAM

OUTDOOR UNIT

 

 

 

 

 

RT61

 

21S4

 

 

 

 

 

 

 

 

 

 

 

 

BLK BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TB

 

 

CN661

 

CN721

 

 

 

 

 

 

 

 

 

 

 

X62

 

 

MF

 

 

 

 

12VDC

3

RED

 

F61

 

 

 

 

 

UNIT CONNECTING

1

 

SR61

 

 

 

 

 

INDOORTO

 

 

 

 

 

 

CN711

 

 

 

 

 

 

CN730

 

 

X62

 

 

 

 

220-240V~

2

 

 

 

IC881

 

NR61

C65

1

WHT

 

 

 

 

 

N

BLU

 

 

 

 

 

2

BLK

 

 

 

 

 

 

TRANS

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TAB20

52C

 

 

 

4

 

 

 

 

 

 

 

 

WHT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4 3

DEICER P.C. BOARD

WHT

 

 

 

 

 

 

 

 

BLU

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN/YLW

 

 

 

C1

RED S MC R

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

SYMBOL

NAME

 

SYMBOL

 

 

NAME

SYMBOL

NAME

 

SYMBOL

NAME

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

C65

FAN MOTOR CAPACITOR

 

 

 

<INNER THERMOSTAT>

 

 

 

 

F61

FUSE(2A)

NR61

VARISTOR

21S4

REVERSING VALVE COIL

IC881

DC/DC CONVERTER

MC

COMPRESSOR<INNER THERMOSTAT>

RT61

DEFROST THERMISTOR

52C

CONTACTOR

TB

TERMINAL BLOCK

 

 

 

 

 

 

 

 

SR61

SOLID STATE RELAY

 

 

 

 

 

 

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.

19

MUH-12NV - E2

 

MODEL WIRING DIAGRAM

 

 

 

 

 

 

 

 

 

OUTDOOR UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT61

 

 

21S4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

BLK

 

 

 

 

 

 

 

 

 

TB

 

 

 

 

 

 

 

 

 

 

MF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12VDC

3

 

RED

1

CN661

 

CN721

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X62

 

 

 

 

 

 

 

TO INDOORUNIT

CONNECTING

 

 

 

 

 

CN730

 

 

 

C65

1

RED 1 RED

 

 

220-240V~ 2

WHT

 

 

 

 

SR61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

WHT 2 ORN

 

 

 

 

 

 

 

 

IC881

 

 

NR61

 

 

 

 

 

N

BLU

 

 

 

 

 

 

3

3 WHT

 

 

 

 

 

TRANS

 

 

4

BLK 4 BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F61

52C

 

 

 

 

 

 

 

 

 

 

 

 

 

TAB20

 

 

 

X62

CN711

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN/YLW

 

 

 

 

4

3

 

DEICER P.C.BOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

C1

 

WHT

 

 

 

 

 

 

 

 

 

 

BLU

 

 

RED

MC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

S

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

 

SYMBOL

 

 

NAME

 

SYMBOL

 

 

NAME

 

SYMBOL

NAME

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

C65

FAN MOTOR CAPACITOR

 

 

 

<INNER THERMOSTAT>

 

 

 

 

F61

FUSE(2A)

NR61

VARISTOR

21S4

REVERSING VALVE COIL

IC881

DC/DC CONVERTER

MC

COMPRESSOR<INNER THERMOSTAT>

RT61

DEFROST THERMISTOR

52C

CONTACTOR

TB

TERMINAL BLOCK

 

 

 

 

 

 

 

 

SR61

SOLID STATE RELAY

 

 

 

 

 

 

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.

20

MSH-18NV - E2 MODEL WIRING DIAGRAM

INDOOR UNIT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

~/N

 

 

FOR MULTI SYSTEM

 

 

L

 

TO OUTDOOR 12VDC 3

 

UNIT

2

 

N

 

CONNECTING

 

;

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C11

INDOOR FAN CAPACITOR

NR11

VARISTOR

TB

TERMINAL BLOCK

 

 

 

 

 

 

F12

FUSE(93:)

RT11

ROOM TEMPERATURE THERMISTOR

DSAR

SURGE ABSORBER

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-18NV - E2 MODEL WIRING DIAGRAM

OUTDOOR UNIT

 

 

 

 

 

 

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

 

 

 

 

 

 

C65

OUTDOOR FAN MOTOR CAPACITOR

NR61

VARISTOR

21S4

REVERSING VALVE COIL

 

 

 

 

 

 

DSAR

SURGE ABSORBER

RT61

DEFROST THERMISTOR

52C

CONTACTOR

 

 

 

 

 

 

F61

FUSE(2A)

SR61

SOLID STATE RELAY

IC881

DC/DC CONVERTER

MC

COMPRESSOR<INNER THERMOSTAT>

TB

TERMINAL BLOCK

 

 

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.

21

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

 

 

 

S MC R

 

 

 

 

 

 

 

 

 

 

C1

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

MSH-18NV - E3 MODEL WIRING DIAGRAM

INDOOR UNIT TO OUTDOOR

LTB BRN

 

 

 

 

 

 

 

 

 

 

 

UNIT

 

 

 

 

 

 

 

 

CN

 

RT12

CONNECTING

BRN

 

 

 

 

 

 

HIC1

IC141

112

 

12VDC

 

 

 

 

 

 

 

 

 

3

 

RED

 

 

 

 

 

 

 

 

 

F12

 

 

 

 

 

 

 

 

3

 

 

 

BLU

 

 

 

 

 

NR11 C11

CN

BRN

220-240V~2

2

 

 

 

4

52C

WHT

BLU

 

 

CN201

121

 

YLW

 

 

 

1

 

 

3

 

 

 

N

 

 

 

 

 

3

 

 

CN211

 

GRY

 

BLU

 

 

BLU

 

TRANS

 

WHT MF

 

 

 

1

 

4

 

 

BLU

BRN

 

 

 

 

 

F11

 

2

 

RED

 

 

 

 

 

 

 

 

BLK

POWER

 

 

RN/YLWG

LD1

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

SUPPLY

 

 

CN

CN

 

CN

 

 

 

CN

 

RT11

CORD

 

DSAR

101

102

 

151 ELECTRONIC CONTROL P.C BOARD

111

 

~/N 220-240V

 

 

 

5

 

 

 

 

 

 

50Hz

 

 

 

 

 

 

 

 

 

 

 

 

3

3

 

 

 

 

 

 

 

 

 

 

MV

 

 

 

 

 

 

 

 

GRN/YLW

 

 

 

 

 

 

CIRCUIT BREAKER

 

RECEIVER

 

DISPLAY

 

 

 

 

 

 

 

P.C.BOARD

 

P.C.BOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FOR MULTI SYSTEM

 

L

 

12VDC 3

 

TO OUTDOOR

2

REMOTE

UNIT

N

CONTROLLER

CONNECTING

 

 

SYMBOL

NAME

SYMBOL

NAME

SYMBOL

NAME

 

 

 

 

 

 

C11

INDOOR FAN CAPACITOR

NR11

VARISTOR

TB

TERMINAL BLOCK

 

 

 

 

 

 

F12

FUSE(93:)

RT11

ROOM TEMPERATURE THERMISTOR

DSAR

SURGE ABSORBER

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-18NV - E3 MODEL WIRING DIAGRAM

OUTDOOR UNIT

 

 

 

 

 

 

 

 

 

 

21S4

 

52C

 

 

 

 

 

 

 

 

 

 

 

RT61

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

BLK

 

VLT

VLT

 

 

 

 

 

 

 

 

TB

 

 

 

 

 

 

 

 

 

MF

 

 

 

 

 

CN730 CN661

 

 

 

 

 

 

 

 

 

 

 

12VDC

3

 

RED

CN721

 

CN720

 

 

 

 

 

 

 

 

 

 

 

1

F61

 

X62

 

 

 

 

 

 

 

 

 

TO UNITINDOOR

CONNECTING

220-240V~2

 

WHT

 

 

 

 

 

 

 

RED

1

RED

 

 

IC881

 

NR61

 

X62

CN711

 

 

 

 

 

 

 

 

 

 

 

 

SR61

C65

1

 

 

 

 

 

 

 

 

WHT

TAB21

 

 

 

 

 

 

2

WHT 2 ORN

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

3

 

3 WHT

 

 

 

 

BLU

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TRANS

 

 

 

 

4

BLK 4 BLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GRN/YLW

 

DSAR

TAB20

52C

COM

 

WHT

 

 

 

 

 

 

 

 

 

WHT NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DEICER P.C.BOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C1

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

BLU

 

 

 

RED

 

MC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK

 

S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

NAME

 

SYMBOL

 

NAME

 

 

SYMBOL

 

 

 

NAME

C1

COMPRESSOR CAPACITOR

MF

OUTDOOR FAN MOTOR

X62

REVERSING VALVE COIL RELAY

C65

OUTDOOR FAN MOTOR CAPACITOR

NR61

VARISTOR

21S4

REVERSING VALVE COIL

DSAR

SURGE ABSORBER

RT61

DEFROST THERMISTOR

52C

CONTACTOR

 

 

 

 

 

 

F61

FUSE(2A)

SR61

SOLID STATE RELAY

IC881

DC/DC CONVERTER

 

 

 

 

 

 

MC

COMPRESSOR<INNER THERMOSTAT>

TB

TERMINAL BLOCK

 

 

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.

23

 

6

 

 

REFRIGERANT SYSTEM DIAGRAM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MSH-07NV - E1

 

 

 

Unit:mm

 

 

 

 

MUH-07NV - E1

 

MSH-07NV - E2

Refrigerant pipe [ 9.52

Muffler

Reversing valve

MUH-07NV - E2

 

INDOOR UNIT

 

OUTDOOR UNIT

 

 

(Option)

 

(4-way valve)

 

 

 

 

 

 

 

 

(with heat insulator)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Indoor coil

 

 

 

 

 

 

Indoor

 

 

 

 

 

 

 

heat

 

thermistor

 

Stop valve

Strainer

Outdoor

 

 

exchanger

RT12

 

heat

 

 

 

(with service Defrost

 

 

 

exchanger

 

 

 

 

 

 

 

 

Flared connection

port)

thermistor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT61

 

 

Room temperature

 

 

 

Capillary tube

 

thermistor

 

 

 

 

 

 

RT11

 

 

 

 

 

 

[1.4x800 (2 pcs)

 

 

 

 

 

 

 

 

 

Accumulator

 

 

 

 

 

 

 

 

 

Flared connection

 

Check

Capillary tube

 

 

 

 

 

 

 

 

 

[1.6x750

 

 

 

 

 

 

 

 

 

valve

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Strainer

Reversing valve coil

 

 

 

 

 

 

 

 

 

 

 

(4-way valve coil)

 

 

 

 

 

 

 

 

Refrigerant pipe [6.35

Stop valve

Capillary tube

heating ON

 

 

 

 

 

 

 

 

cooling OFF

 

 

 

 

 

 

 

 

(Option)

 

[1.4x850

 

 

 

 

 

 

 

 

 

 

Refrigerant flow in cooling

 

 

 

 

(with heat insulator)

MSH-09NV - E1

 

MSH-09NV - E2

Refrigerant pipe [9.52

INDOOR UNIT

 

 

(Option)

 

 

 

 

(with heat insulator)

 

 

Indoor coil

 

 

Indoor

 

 

heat

thermistor

 

 

exchanger

RT12

 

 

 

 

 

 

Flared connection

Room temperature thermistor

RT11

Flared connection

Refrigerant pipe [6.35 (Option)

(with heat insulator)

Refrigerant flow in heating

Muffler Reversing valve (4-way valve)

Stop valve

Strainer

(with service

Defrost

port)

thermistor

RT61

 

Accumulator

 

Check

 

valve

Strainer

 

Stop valve

Capillary tube

 

[1.6x1300

Unit:mm

MUH-09NV - E1 MSH-09NV - E2

OUTDOOR UNIT

Outdoor heat exchanger

Capillary tube [1.4x800 (2 pcs)

Capillary tube [1.6x400

Reversing valve coil (4-way valve coil) heating ON

cooling OFF

Refrigerant flow in cooling Refrigerant flow in heating

24

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