Mitsubishi Electric MS-18RV-E1 User manual

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
E1E1
No. OB271
MS-18RV -
MS-24RV - E1
E1
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2
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
E1
E1E2
E1E4
E1
E1E2
E1E4
1
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3
PART NAMES AND FUNCTIONS
2
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
E1
OUTDOOR UNIT
MU-18RV -
MU-24RV - E1
E1
MS-18RV -
MS-24RV - E1
E1 MS-18RV -
MS-24RV - E1
E1
MS-30RV - E1 MS-30RV - E1
MU-30RV - E1
MS-30RV - E1
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4
REMOTE CONTROLLER
ON/OFF
TOO
COOL
PM
AM
TOO
WARM
ON/OFF
FAN
TOO
WARM TOO COOL
VANE
MODE
ECONO COOL
STOP
START
HR.
MIN.
I FEEL COOL
DRY
PM
CLOCK
AM
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
E1
ACCESSORIES
Indoor unit
1
2
3
4
5
6
7
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)
1
7
1
2
2
1
1
1
6
1
2
2
1
1
MS-18RV-
MS-24RV- E1 MS-30RV- E1
E1
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5
REMOTE CONTROLLER
MS-30RV - E1
ON/OFF
TOO
COOL
PM
AM
TOO
WARM
ON/OFF
FAN
TOO
WARM TOO COOL
VANE
MODE
ECONO COOL
STOP
START
HR.
MIN.
WIDE VANE
LONG
I FEEL COOL
DRY
PM
CLOCK
AM
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)
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6
SPECIFICATION
3
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)
kW
R/h
K/h
A
A
W
A(kW)
%
A
A
"
mm
kg
dB
rpm
k"
k"
K/h
A
A
W
"
"
mm
kg
dB
rpm
kg
cc
Cooling
Single phase
220-240V, 50Hz
—
WHT-BLK 183.8
BLK-RED 250.5
1,015O320O190
14
5
3
10
10
850o605o290
900 (MS32N1)
MS-24RV - E1
6.4
3.4
816
25
12.9-12.6
2,780-2,900
98-96
59
0.29
2.30-2.21
RA4V27-EE
45
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
61
53
860-886
2
2.15
MS-18RV - E1
5.1
2.5
756
15
9.1
1,910-2,010
95-92
51-55
0.25
2.67-2.54
RA4V27-EF
42
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
48
52
830-860
1
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
14
5
3
10
10
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)
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7
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:)
kW
R/h
K/h
A
A
W
A(kW)
%
A
A
"
mm
kg
dB
rpm
k"
k"
k"
K/h
A
A
W
"
"
mm
kg
dB
rpm
kg
cc
k"
k"
MS-30RV - E1
Single phase
220-240V, 50Hz
25
—
98-93
0.33-0.35
RC4V40-AA
WHT-BLK 138.2
BLK-RED 159.0
1,100O325O227
16
5
47
1,280
3
10
10
10
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
78
55
790-820
2
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)
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8
NOISE CRITERIA CURVES
4
90
80
70
60
50
40
30
20
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
42
SPL(dB(A)) LINE
NOTCH
High
90
80
70
60
50
40
30
20
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:
45
SPL(dB(A)) LINE
NOTCH
High
MS-18RV - E1 MS-24RV - E1
90
80
70
60
50
40
30
20
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:
52
SPL(dB(A)) LINE
NOTCH
High
90
80
70
60
50
40
30
20
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:
53
SPL(dB(A)) LINE
NOTCH
High
MU-18RV - E1 MU-24RV - E1
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9
90
80
70
60
50
40
30
20
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
47
SPL(dB(A)) LINE
NOTCH
High
MS-30RV - E1
90
80
70
60
50
40
30
20
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:
55
SPL(dB(A)) LINE
NOTCH
High
MU-30RV - E1
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10
OUTLINES AND DIMENSIONS
5
MS-18RV -
MS-24RV - E1
E1
MU-18RV -
MU-24RV - E1
E1
OUTDOOR UNIT
INDOOR UNIT
3 297
450
450
352438
254
20
60
40
150 648 217
5190
995
19077550
320
1015
19
162
58
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
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 in
Air out
355
248
605
29220
290
157
100 310
345
90 35
350 20
30
74
183
500
850
161
Service panel
Liquid refrigerant
pipe joint
Gas refrigerant
pipe joint
Refrigerant pipe
(flared) {15.88
Refrigerant pipe
(flared)
30°
35°
50
Unit : mm
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