Mitsubishi Electric MSH-XV07UV User manual

SERVICE MANUAL
CONTENTS
1. PART NAMES AND FUNCTIONS······················3
2. SPECIFICATION·················································5
3. NOISE CRITERIA CURVES·······························7
4. OUTLINES AND DIMENSIONS ························ 8
5. WIRING DIAGRAM ··········································10
6. REFRIGERANT SYSTEM DIAGRAM··············11
7. PERFORMANCE CURVES······························13
8. MICROPROCESSOR CONTROL ····················29
9. SERVICE FUNCTIONS ····································38
10. TROUBLESHOOTING······································40
11. DISASSEMBLY INSTRUCTIONS·····················51
12. PARTS LIST······················································55
Wireless type
Models
MSH-XV07UV - (WH) ·MUH-XV07UV -
MSH-XV09UV - (WH) ·MUH-XV09UV -
MSH-XV12UV - (WH) ·MUH-XV12UV - E1E1
E1E1
E1E1
No. OB294
SPLIT-TYPE, HEAT PUMPAIR CONDITIONERS
OB294--1.qxp 02.1.26 1:52 PM Page 1

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3
PART NAMES AND FUNCTIONS
1
INDOOR UNIT
MSH-XV07UV - MSH-XV12UV -
MSH-XV09UV - E1
E1E1
Operation section
Horizontal vane
Air filter
Deodorizing filter
(Gray sponge type)
Vertical vanes
Air inlet
Grille
Remote control
receiving section
Remote controller
Display section
(When the grille is opened)
Operation indicator lamp
Receiving section
Air cleaning filter
(White bellows type)
Emergency operation switch
Front panel
Air inlet
Piping
Drain hose
Air outlet
Drain outlet
(back and side)
OUTDOOR UNIT
MUH-XV07UV - MUH-XV12UV -
MUH-XV09UV - E1
E1E1
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4
ON/OFF
RESET
TOO
WARM
TOO
COOL
ECONO COOL
POWERFUL COOL
SELECT
FAN
VANE
TIMEMODE
h
I FEEL COOL
DRY HEAT
Signal transmitting section
Operation display section
TEMPERATURE buttons
VANE CONTROL button
TIME SET button
RESET button
FAN SPEED CONTROL button
ECONO COOL button
POWERFUL COOL button
OPERATION SELECT button
TIMER MODE SELECT button
OPERATE/STOP (ON/OFF) button
Remote controller holder
REMOTE CONTROLLER
MSH-XV07UV - MSH-XV12UV -
MSH-XV09UV - E1
E1E1
1
5
1
2
2
1
1
1
1
1
2
3
4
5
6
7
8
9
Installation plate
Installation plate fixing screw 4 x 25 mm
Remote controller holder
Fixing screw for 33.5 x 16 mm (Black)
Battery (AAA) for remote controller
Wireless remote controller
Felt tape (Used for left or left-rear piping)
Deodorizing filter
Air cleaning filter
<Indoor unit>
1
2
0
1
Drain socket
Drain cap
<Outdoor unit>
ACCESSORIES
MSH-XV07UV - MSH-XV12UV -
MSH-XV09UV - E1
E1E1
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5
SPECIFICATION
2
Indoor model
Function
Power supply
Capacity
Dehumidification
Air flow
(High/Med.W/LowW)
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/Med.W/LowW)
Fan speed (High/Med.W/LowW)
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
Fan speed
Fan speed regulator
Refrigerant filling
capacity(R22)
Refrigerating oil(Model)
Thermistor
RT61(at0:)
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
k"
MSH-XV07UV - E1
Single phase
220-240V, 50Hz
10
—
19
0.17
RC4V19-LA
WHT-BLK 413
BLK-RED 334
850O278O191
9
5
36/31
W /26 W
3
10
10
MUH-XV07UV - E1
1,620-1,752
0.21-0.22
RH-130VGCT
650
C-R 4.18
C-S 5.76
RA6V23-FB
WHT-BLK 353
BLK-RED 321
780o540o255
33
49
710-760
1
0.77
300 (MS56)
33.18
Cooling
2.1
0.8
474/390
W /306 W
3.29-3.15
710-740
98-98
2.96-2.84
960/810
W /670 W
2.91-2.76
Heating
2.4
—
474/390
W /306 W
3.11-2.98
670-700
98-98
3.58-3.43
960/840
W /730 W
2.73-2.59
Electrical data
Fan motor
Special remarks
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance(C.O.P)
Capacity
MSH-XV09UV - E1
Single phase
220-240V, 50Hz
10
—
25
0.17
RC4V19-LA
WHT-BLK 413
BLK-RED 334
850O278O191
9
5
39/34
W /28 W
3
10
10
MUH-XV09UV - E1
1,620-1,752
0.21-0.22
RH-174VGCT
800
C-R 3.30
C-S 6.01
RA6V23-FB
WHT-BLK 353
BLK-RED 321
780o540o255
33
49
710-760
1
0.87
300 (MS56)
33.18
Cooling
2.5
1.1
504/408
W /306 W
4.36-4.21
940-970
98-96
2.66-2.58
1,010/840
W /670 W
3.98-3.82
Heating
3.1
—
534/438
W /342 W
4.36-4.21
940-970
98-96
3.30-3.20
1,060/890 W /730 W
3.98-3.82
NOTE: Test conditions are based on ISO5151.
Cooling : Indoor DB27°C / WB19°C Heating : Indoor DB20°C
Outdoor DB35°C / WB(24°C) Outdoor DB 7°C / WB 6°C
Indoor-Outdoor piping length 5m
WReference value
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6
Indoor model
Function
Power supply
Capacity
Dehumidification
Air flow
(High/Med.W/LowW)
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/Med.W/LowW)
Fan speed (High/Med.W/LowW)
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
Fan speed
Fan speed regulator
Refrigerant filling
capacity(R22)
Refrigerating oil(Model)
Thermistor
RT61(at0:)
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
k"
Electrical data
Fan motor
Special remarks
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance(C.O.P)
Capacity
MSH-XV12UV - E1
Single phase
220-240V, 50Hz
10
—
35
0.19
RC4V19-KA
WHT-BLK 316
BLK-RED 299
850O278O191
9
5
42/37
W /32 W
3
10
10
MUH-XV12UV - E1
1,656-1,758
0.29-0.32
RH-231VHAT
1,100
C-R 2.13
C-S 3.91
RA6V33-DB
WHT-BLK 301
BLK-RED 332
780o540o255
38
49
810-840
1
1.10
520 (MS56)
33.18
Cooling
3.4
1.6
564/474
W /384 W
5.92-6.02
1,250-1,330
96-92
2.72-2.56
1,110/950
W /800 W
5.44-5.51
Heating
4.05
—
600/510
W /432 W
6.34-6.43
1,340-1,420
96-92
3.02-2.85
1,160/1,020
W /880 W
5.86-5.92
NOTE: Test conditions are based on ISO5151.
Cooling : Indoor DB27°C / WB19°C Heating : Indoor DB20°C
Outdoor DB35°C / WB(24°C) Outdoor DB 7°C / WB 6°C
Indoor-Outdoor piping length 5m
WReference value
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7
NOISE CRITERIA CURVES
3
MSH-XV07UV - E1 MSH-XV09UV - E1
MSH-XV12UV - E1 MUH-XV07UV -
MUH-XV09UV -
MUH-XV12UV - E1
E1
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
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : Dry-bulb temperature 27: Wet-bulb temperature 19:
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
36
SPL(dB(A)) LINE
High
NOTCH
Heating : Dry-bulb temperature 20:
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
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
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : Dry-bulb temperature 27: Wet-bulb temperature 19:
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
39
SPL(dB(A)) LINE
High
NOTCH
Heating : Dry-bulb temperature 20:
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
90
80
70
60
50
40
30
20
10 63 125 250 500 1000 2000 4000 8000
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
High
NOTCH
Heating : Dry-bulb temperature 20:
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
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
BAND CENTER FREQUENCIES, Hz
Test conditions,
Cooling : Dry-bulb temperature 35: Wet-bulb temperature (24:)
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
49
SPL(dB(A)) LINE
High
NOTCH
Heating : Dry-bulb temperature 7: Wet-bulb temperature 6:
OCTAVE BAND SOUND PRESSURE LEVEL, dB re 0.0002 MICRO BAR
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8
OUTLINES AND DIMENSIONS
4
Unit: mm
INDOOR UNIT
116.581.5
78
67
818
850
16562956
7 or more
100
41
2.5
42
271 4.5
231.5
82 169
326 326
5
189
Air in
Air out Insulation [28
Drain hose [16
(Connected part O.D)
Installation plate
Wall hole [65
Indoor unit
Installation plate
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Liquid line [6.35-0.5m
Gas line [9.52-0.43m
Insulation [37 O.D
[21 I.D
{
278
57
140
17.5
Wireless remote controller
MSH-XV12UV - E1
INDOOR UNIT
116.581.5
818
278
850
16562956
or more
100
41
2.5
42
271 4.5
231.5
82 169
326 326
5
189
Air in
Air out Insulation [28
Drain hose [16
(Connected part O.D)
Installation plate
Wall hole [65
Indoor unit
Installation plate
Power supply cord
Lead to right 1.0m
Lead to left 0.3m
Liquid line [6.35-0.5m
Gas line [12-0.43m
Insulation [37 O.D
[21 I.D
78
67
7
{
57
140
17.5
Wireless remote controller
MSH-XV07UV -
MSH-XV09UV - E1
E1
OB294--1.qxp 02.1.26 1:52 PM Page 8

9
320
25
43-
35-
155
90
104
74
260
10
780
500
122
40
540
320 285 255
Service panel
Gas refrigerant
pipe joint
Refrigerant pipe
(flared) [9.52 (MUH-XV07/09UV)
[12.7 (MUH-XV12UV)
Liquid refrigerant
pipe joint
Refrigerant pipe
(flared) [6.35
Airout
Air in
Air in
109
110
147
Drainage
3holes [33
32
100mm or more
100mm or more
100mm or more
350mm or more
REQUIRED SPACE
400mm or more
Unit: mm
OUTDOOR UNIT
MUH-XV07UV - MUH-XV12UV -
MUH-XV09UV - E1
E1E1
OB294--1.qxp 02.1.26 1:52 PM Page 9

10
WIRING DIAGRAM
5
MODELS WIRING DIAGRAM
SYMBOL
SR141
TB
T11
52C
SYMBOL
MV
NR11
RT11
RT12
SYMBOL
C11
F11
F12
MF
NAME NAME NAME
INDOOR FAN CAPACITOR
FUSE(3.15A)
THERMAL FUSE(93:)
INDOOR FAN MOTOR(INNER FUSE)
VANE MOTOR
VARISTOR
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR
SOLID STATE RELAY
TERMINAL BLOCK
TRANSFORMER
CONTACTOR
~/N 220-240V
50Hz
PE
CIRCUIT BREAKER
220-240V~
12V
CN
151
ELECTRONIC CONTROL P.C. BOARD
5
REMOTE
CONTROLLER
POWER MONITOR,
RECEIVER
P.C. BOARD
MV
5
TO OUTDOOR
UNIT
CONNECTING
C11
SR141
5
1
CN211
3
T11
RED
WHT
6
5
4
3
2
1
MF
RT12
RT11
CN
112
111
CN
BLK
BRN
GRY
YLW
121
CN
3
NR11
F11
52C
GRN/YLW
GRN/YLW
BLU
BLU
BLU BLU
WHT
F12 1
2
CN201
1
2
34
3
BLU
3
2
BRN
52C
TB
N
L
RED
BRN
CN
101
POWER
SUPPLY
CORD
GRN
LD103
INDOOR UNIT
NOTE:1. About the outdoor side 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 MODELS WIRING DIAGRAM
OUTDOOR UNIT
SYMBOL
TB
21S4
52C
SYMBOL
MF
NR61
RT61
SR61,SR62
T61
SYMBOL
C1
C65
DSAR
F61
MC
NAME NAME NAME
COMPRESSOR CAPACITOR
OUTDOOR FAN CAPACITOR
SURGE ABSORBER
FUSE(2A)
COMPRESSOR(INNER PROTECTOR)
OUTDOOR FAN MOTOR(INNER FUSE)
VARISTOR
DEFROST THERMISTOR
SOLID STATE RELAY
TRANSFORMER
TERMINAL BLOCK
R.V. COIL
COMPRESSOR CONTACTOR
SR61
SR62
MF
21S4
CN721
2
1
3
CN661
MC
12V
220-240V~
BLU
WHT
DSAR
2
N
3
TB
FROM INDOOR UNIT CONNECTING
WHT
RED
1
3
C65
CN711
2
BLK
RT61
NR61
CN730
F61
T61
R
C
S
WHT
3
RED
BLK
C1
4
52C
DEICER P.C.BOARD
RED
BLU
WHT
BLU
TAB20
NOTE:1. About the indoor side electric wiring refer to the indoor unit electric wiring diagram for servicing.
2.Use copper conductors only. (For field wiring)
3. Symbols below indicate.
/: Terminal block, : Connector
SG79J411H01
VG79B112H01
MUH-XV07UV - MUH-XV12UV -
MUH-XV09UV - E1
E1E1
MSH-XV07UV - MSH-XV12UV -
MSH-XV09UV - E1
E1E1
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