Mitsubishi Electric MS-18RV-E1 Manuel utilisateur

SERVICE MANUAL

SPLIT-TYPE AIR CONDITIONERS

CONTENTS

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

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

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

4. NOISE CRITERIA CURVES·······························8

5. OUTLINES AND DIMENSIONS ·······················10

6. WIRING DIAGRAM ··········································13

7. REFRIGERANT SYSTEM DIAGRAM··············17

8. PERFORMANCE CURVES······························20

9. MICROPROCESSOR CONTROL ····················34

10. SERVICE FUNCTIONS·····································45

11. TROUBLESHOOTING······································47

12. DISASSEMBLY INSTRUCTIONS·····················61

13. PARTS LIST······················································69

14. OPTIONAL PARTS ······················BACK COVER

Wireless type

Models

MS-18RV - (WH) · MU-18RV -

MS-24RV - (WH) · MU-24RV -

MS-30RV - (WH) · MU-30RV - E1E1

E1E1

No. OB271

MS-18RV -

MS-24RV - E1

OB271--1.qxp 2/7/01 9:00 AM Page 1

TECHNICAL CHANGES

MS-18NV - ➔MS-18RV -

MS-24NV - ➔MS-24RV -

1. Remote controller has been changed.

• SLEEP MODE function has removed.

• ECONO COOL operation has added.

• SWING button is removed, but SWING MODE function is available by VANE CONTROL button.

MS-30RV -

New model

MU-18NV - ➔MU-18RV -

MU-24NV - ➔MU-24RV -

1. Outdoor model name has changed.

MU-30RV -

New model

E1E2

E1E4

E1E2

E1E4

OB271--1.qxp 2/7/01 9:00 AM Page 2

PART NAMES AND FUNCTIONS

INDOOR UNIT

Remote control

receiving section

Air cleaning filter(option)

Deodorizing filter(option)

Front panel

Grille

(When the grille is open)

Operation Indicator

MS-18RV -

MS-24RV - E1

OUTDOOR UNIT

MU-18RV -

MU-24RV - E1

MS-18RV -

MS-24RV - E1

E1 MS-18RV -

MS-24RV - E1

MS-30RV - E1 MS-30RV - E1

MU-30RV - E1

MS-30RV - E1

OB271--1.qxp 2/7/01 9:00 AM Page 3

REMOTE CONTROLLER

ON/OFF

TOO

COOL

TOO

WARM

ON/OFF

FAN

TOO

WARM TOO

COOL

VANE

MODE

ECONO COOL

STOP

START

HR.

MIN.

I FEEL

COOL

DRY

CLOCK

RESET CLOCK

FAN

Open the front lid.

Signal transmitting section

Operation display section

OPERATE /STOP

(ON /OFF)button

TEMPERATURE buttons

OPERATION SELECT button

FAN SPEED CONTROL button OFF-TIMER button

HR. button

MIN. button

(TIME SET button)

ON-TIMER button

RESET button

ECONO COOL button

VANE CONTROL button

CLOCK SET button

MS-18RV -

MS-24RV - E1

ACCESSORIES

Indoor unit

Installation plate

Installation plate fixing screw 4 o25 mm

Remote controller mouting hardware

Fixing screw for 3o3.5 o1.6 mm (Black)

Battery (AAA) for remote controller

Wireless remote controller

Felt tape (Used for left or left-rear piping)

MS-18RV-

MS-24RV- E1 MS-30RV- E1

OB271--1.qxp 2/7/01 9:00 AM Page 4

REMOTE CONTROLLER

MS-30RV - E1

ON/OFF

TOO

COOL

TOO

WARM

ON/OFF

FAN

TOO

WARM TOO

COOL

VANE

MODE

ECONO COOL

STOP

START

HR.

MIN.

WIDE VANE

LONG

I FEEL

COOL

DRY

CLOCK

RESET CLOCK

FAN

Open the front lid.

Signal transmitting section

Operation display section

OPERATE/ STOP

(ON/ OFF)button

TEMPERATURE buttons

OPERATION SELECT button

FAN SPEED CONTROL button

OFF-TIMER button

HR. button

MIN. button

(TIME SET button)

ON-TIMER button

RESET button

ECONO COOL button

VANE button

(Horizontal vane button)

CLOCK SET button

LONG button

WIDE VANE button

(Vertical vane button)

OB271--1.qxp 2/7/01 9:00 AM Page 5

SPECIFICATION

Indoor model

Function

Power supply

Capacity

Dehumidification

Air flow(High)

Power outlet

Running current

Power input

Auxiliary heater

Power factor

Starting current

Fan motor current

Model

Winding

resistance(at20:)

Dimensions WOHOD

Weight

Air direction

Sound level (High)

Fan speed (High)

Fan speed regulator

Thermistor RT11(at25:)

Thermistor RT12(at25:)

Outdoor model

Air flow

Compressor motor current

Fan motor current

Model

Output

Winding

resistance(at20:)

Model

Winding

resistance(at20:)

Dimensions WOHOD

Weight

Sound level(High)

Fan speed(High)

Fan speed regulator

Refrigerant filling

capacity(R22)

Refrigerating oil (Model)

R/h

K/h

A(kW)

rpm

K/h

rpm

Cooling

Single phase

220-240V, 50Hz

—

WHT-BLK 183.8

BLK-RED 250.5

1,015O320O190

850o605o290

900 (MS32N1)

MS-24RV - E1

6.4

3.4

816

12.9-12.6

2,780-2,900

98-96

0.29

2.30-2.21

RA4V27-EE

1,260

MU-24RV - E1

2,286-2,358

12.06-11.76

0.55

NH-47VMDT

2,200

C-R 0.96

C-S 2.07

RA6V60-AC

WHT-BLK 81.1 BLK-RED 102.2

BLK-YLW 92.2

860-886

2.15

MS-18RV - E1

5.1

2.5

756

9.1

1,910-2,010

95-92

51-55

0.25

2.67-2.54

RA4V27-EF

1,180

MU-18RV - E1

2,340-2,400

8.46

0.39

PH-33VPET

1,500

C-R 1.08

C-S 2.18

RA6V50-OG

WHT-BLK 116.4

BLK-RED 111.0

830-860

1.05

Electrical

data

Fan

motor

Special

remarks

Compressor

Electrical

data

Fan

motor

Special

remarks

Capacity

Coefficient of performance(C.O.P)

Capacity

Cooling

Single phase

220-240V, 50Hz

—

WHT-BLK 183.8

BLK-RED 250.5

1,015O320O190

850o605o290

1,200 (MS32N1)

NOTE:Test conditions are based on JIS C 9612.

Cooling : Indoor DB 27°C / WB 19°C

Outdoor DB 35°C / WB (24°C)

OB271--1.qxp 2/7/01 9:00 AM Page 6

Indoor model

Function

Power supply

Capacity

Dehumidification

Air flow(High)

Power outlet

Running current

Power input

Auxiliary heater

Power factor

Starting current

Fan motor current

Model

Winding

resistance(at20:)

Dimensions WOHOD

Weight

Air direction

Sound level (High)

Fan speed (High)

Fan speed regulator

Thermistor RT11(at25:)

Thermistor RT12(at25:)

Thermistor RT13(at25:)

Outdoor model

Air flow

Compressor motor current

Fan motor current

Model

Output

Winding

resistance(at20:)

Model

Winding

resistance(at20:)

Dimensions WOHOD

Weight

Sound level(High)

Fan speed(High)

Fan speed regulator

Refrigerant filling

capacity(R22)

Refrigerating oil (Model)

Thermistor RT62(at25:)

Thermistor RT63(at0:)

R/h

K/h

A(kW)

rpm

K/h

rpm

MS-30RV - E1

Single phase

220-240V, 50Hz

—

98-93

0.33-0.35

RC4V40-AA

WHT-BLK 138.2

BLK-RED 159.0

1,100O325O227

1,280

MU-30RV - E1

0.56-0.58

NH-56VNHT

2,700

C-R 0.66

C-S 1.58

RA6V75-AA

WHT-BLK 62.8 BLK-YLW 55.9

YLW-RED 26.0

870o850o295

790-820

2.40

1,200 (MS32N1)

231.44

33.18

Cooling

8.4

4.5

960

15.7-15.8

3,380-3,520

82-84

2.49-2.39

2,880-3,000

14.81-14.87

Electrical

data

Fan

motor

Special

remarks

Compressor

Electrical

data

Fan

motor

Special

remarks

Capacity

Coefficient of performance(C.O.P)

Capacity

NOTE:Test conditions are based on JIS C 9612.

Cooling : Indoor DB 27°C / WB 19°C

Outdoor DB 35°C / WB (24°C)

OB271--1.qxp 2/7/01 9:00 AM Page 7

NOISE CRITERIA CURVES

10 63 125 250 500 1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

Test conditions,

Cooling : Dry-bulb temperature 27:Wet-bulb temperature 19:

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

SPL(dB(A)) LINE

NOTCH

High

10 63 125 250 500 1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Test conditions,

Cooling : Dry-bulb temperature 27:Wet-bulb temperature 19:

SPL(dB(A)) LINE

NOTCH

High

MS-18RV - E1 MS-24RV - E1

10 63 125 250 500 1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Test conditions,

Cooling : Dry-bulb temperature 35:Wet-bulb temperature 24:

SPL(dB(A)) LINE

NOTCH

High

10 63 125 250 500 1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Test conditions,

Cooling : Dry-bulb temperature 35:Wet-bulb temperature 24:

SPL(dB(A)) LINE

NOTCH

High

MU-18RV - E1 MU-24RV - E1

OB271--1.qxp 2/7/01 9:00 AM Page 8

10 63 125 250 500 1000 2000 4000 8000

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

Test conditions,

Cooling : Dry-bulb temperature 27:Wet-bulb temperature 19:

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

SPL(dB(A)) LINE

NOTCH

High

MS-30RV - E1

10 63 125 250 500 1000 2000 4000 8000

NC-60

NC-50

NC-40

NC-30

NC-20

NC-70

OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR

BAND CENTER FREQUENCIES, Hz

APPROXIMATE

THRESHOLD OF

HEARING FOR

CONTINUOUS

NOISE

Test conditions,

Cooling : Dry-bulb temperature 35:Wet-bulb temperature 24:

SPL(dB(A)) LINE

NOTCH

High

MU-30RV - E1

OB271--1.qxp 2/7/01 9:00 AM Page 9

OUTLINES AND DIMENSIONS

MS-18RV -

MS-24RV - E1

MU-18RV -

MU-24RV - E1

OUTDOOR UNIT

INDOOR UNIT

3 297

450

352438

254

150 648 217

5190

995

19077550

320

1015

162

4holes 11o20 Indoor unit

Installation plate

Wireless remote controller

Power supply cord

Lead to right 2m

Lead to left 1m

Wall hole [75

Installation plate

Liquid line [8-0.5m

Gas line [12-0.43m

Insulation [50 O.D

[28 I.D

Insulation [28

Drain hose [16

Air out

{

Air in

REQUIRED SPACE

100mm or more

500mm or more

100mm or more

350mm or more

[9.52(MU-24RV)

[6.35(MU18RV)

Drainage

hole {16.2

Drainage

3holes {33

Air in

Air out

355

248

605

29220

290

157

100 310

345

90 35

350 20

183

500

850

161

Service panel

Liquid refrigerant

pipe joint

Gas refrigerant

pipe joint

Refrigerant pipe

(flared) {15.88

Refrigerant pipe

(flared)

30°

35°

Unit : mm

OB271--1.qxp 2/7/01 9:00 AM Page 10

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