Mitsubishi Electric MS-30SV-A1 User manual

SERVICE MANUAL
SPLIT-TYPE, AIR CONDITIONER
CONTENTS
1. PART NAMES AND FUNCTIONS······················2
2. SPECIFICATION·················································4
3. NOISE CRITERIA CURVES·······························5
4. OUTLINES AND DIMENSIONS ·························6
5. WIRING DIAGRAM ············································8
6. REFRIGERANT SYSTEM DIAGRAM··············10
7. PERFORMANCE CURVES······························11
8. MICROPROCESSOR CONTROL ····················15
9. SERVICE FUNCTIONS ····································24
10. TROUBLESHOOTING······································26
11. DISASSEMBLY INSTRUCTIONS·····················40
12. PARTS LIST······················································44
13. OPTIONAL PARTS ······················BACK COVER
Wireless type
Model
MS-30SV - (WH)· MU-30SV -A1A1
No. OB255
MS-30SV - A1
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2
Grille
Operation Indicator
PART NAMES AND FUNCTIONS
1
INDOOR UNIT
MS-30SV - A1
OUTDOOR UNIT
MU-30SV - A1
(When the grille is opened)
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3
REMOTE CONTROLLER
MS-30SV - A1
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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4
SPECIFICATION
2
NOTE:Test conditions are based on AS/NZS 3823.1.1. 1998.
Cooling : Indoor Dry-bulb temperature 27°C / Wet-bulb temperature 19°C
Outdoor Dry-bulb temperature 35°C / Wet-bulb temperature 24°C
Indoor model
Function
Power supply
Capacity
Air flow(Hi)
Dehumidification
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 (Hi)
Fan speed (Hi)
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(Hi)
Fan speed(Hi)
Fan speed regulator
Refrigerant filling
capacity(R-22)
Refrigerating oil (Model)
Thermistor RT62(at25:)
Thermistor RT63(at0:)
kW
K/h
L/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
L
k"
k"
MS-30SV - A1
Single phase
240V, 50Hz
25
—
93
0.35
RC4V40-AA
WHT-BLK 138.2
BLK-RED 159.0
1100O325O227
16
5
45
1,220
3
10
10
10
MU-30SV - A1
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
820
2
2.40
1.2 (MS32N1)
231.44
33.18
Cooling
8.4
972
4.5
15.9
3,560
55 (with soft starter)
2.36
3000
14.97
Electrical data
Fan motor
Special remarks
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance(C.O.P)
Capacity
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5
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
COOLING
FUNCTION
45
SPL(dB(A)) LINE
Hi
NOTCH
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 35: Wet-bulb temperature 24:
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
COOLING
FUNCTION
55
SPL(dB(A)) LINE
Hi
NOTCH
3NOISE CRITERIA CURVES
MS-30SV- A1 MU-30SV- A1
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6
OUTLINES AND DIMENSIONS
4
162
19
58
47
7.5315
255.547
2.5
98 173
98 173414.5 414.5
5225
253
791
56
1068
1100
325
Air out
Air in
Insulation [28
Drain hose [16
(Connected part O.D)
{
Liquid line [9.52-0.5m
Gas line [16-0.43m
Insulation [50 O.D
[32 I.D
Installation plate
Wall hole [75
Wireless remote controller
Installation plate Indoor unit
MS-30SV- A1
INDOOR UNIT
Unit: mm
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7
100 10
1000For 10 units or less
200
Outdoor Unit-Necessary surrounding clearance
(Concentrated installation) The upper side must be open.
Outdoor Unit-Necessary surrounding clearance
200
10
10
10Note:Allow adequate
upper clearance
150
500
500 Service space
Front opening
R20
R20
25 max.
Standard bolt length
65
Front right piping holes-
detail figures
80
17
12
R6
23 33
Side air intake
724295
Outlet guide
installation hole
302
Air intake
Air intake
Air outlet
870
185 185
500
330 362 1715 39.5 27.5
Terminal block for indoor and outdoor unit connection
Terminal block for power line
Handle for moving
179 524
441
445
450
468
553850
40 60524
Service panel
Refrigerant-pipe flared
connection [15.88
Refrigerant-pipe flared
connection [9.52
Knock out hole
for front piping
(refrigerant,drainage
and wiring)
42 45
104 33
Bottom
piping hole
2-U-shaped
notched
holes
Drain hole
Drain hole
2-12o23 Oval holes
(standard bolt M10)
Handle for moving
A
Handle
for moving
138
95 Rear piping hole
Rear fresh
air intake
A
Knock out hole
for right piping
(refrigerant,drainage
and wiring)
60
120
4553
Knock out holes for
power line 2-[27
MU-30SV- A1
OUTDOOR UNIT Unit: mm
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8
WIRING DIAGRAM
5
INDOOR UNIT
TB
TAB12
33
REMOTE
CONTROLLER
RECEIVER
P.C.BOARD
DISPLAY
P.C.BOARD
102
CN 101 CN
RED
BLU
MV2
GRN/YLW
TO OUTDOOR
UNIT
CONNECTING
12V CN201
3
2
1
BRN
2
N
3
240V~ F11
ELECTRONIC CONTROL P.C. BOARD
NR11
CN211
CN
111 RT11
RT12
15
MV2
CN
151
CN112
1
2
3
4RT13
MV1
TRANS
HIC1
C11
121
CN
1
3
4
SR141
3
MF
RED
WHT
BRN
YLW
GRY
BLK
SYMBOL
SR141
TB
SYMBOL
MV2
NR11
RT11
RT12
RT13
SYMBOL
C11
F11
HIC1
MF
MV1
NAME NAME NAME
INDOOR FAN CAPACITOR
FUSE(3.15A)
DC/DC CONVERTER
INDOOR FAN MOTOR(INNER PROTECTOR)
VANE MOTOR(HORIZONTAL)
VANE MOTOR(VERTICAL)
VARISTOR
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR (MAIN)
INDOOR COIL THERMISTOR (SUB)
SOLID STATE RELAY
TERMINAL BLOCK
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
MS-30SV- MODEL WIRING DIAGRAM
A1
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9
OUTDOOR UNIT
NOISE FILTER P.C. BOARD
DEICER P.C. BOARD
CIRCUIT BREAKER
T61
LD83
LD82
LDE
LD81
LD80
GRN
BLU
CT
LEV
ORN C2
6543
RED
ORN WHT BLK
1
2
YLW
YLW BLK
WHT
RED
321
RT63
RT62 MF
6
CN662 CN724
CN711
3
1
5
NR61
X52
CN730
TAB52
F61NO
COM
SR61
SR62
RED
BLU WHT
BRN
BLU WHT BLU
X52
MC R
C
S
BLK
BLU RED
C1
BRN WHT
52C
21
TO INDOOR UNIT CONNECTING
POWER SUPPLY
~ /N 240V
50Hz
GRN/YLW
TB1
TB2
DSAR
52C
BLU
WHT
A1
A2
12V
240V~
N
2
3
N
L
SYMBOL
TB2
T61
X52
52C
SYMBOL
MF
NR61
RT62
RT63
SR61
SR62
TB1
SYMBOL
CT
C1
C2
DSAR
F61
LEV
MC
NAME NAME NAME
CURRENT TRANS
COMPRESSOR CAPACITOR
OUTDOOR FAN CAPACITOR
SURGE ABSORBER
FUSE(3.15A)
EXPANSION VALVE COIL
COMPRESSOR (INNER PROTECTOR)
OUTDOOR FAN MOTOR (INNER PROTECTOR)
VARISTOR
DISCHARGE TEMPERATURE THERMISTOR
AMBIENT TEMPERATURE THERMISTOR
SOLID STATE RELAY
SOLID STATE RELAY
TERMINAL BLOCK
TERMINAL BLOCK
TRANS
CONTACTOR
SOFT START 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,N, 2).
3. Symbols below indicate.
/: Terminal block, : Connector
MU-30SV- MODEL WIRING DIAGRAM
A1
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10
REFRIGERANT SYSTEM DIAGRAM
6
Indoor
heat
exchanger
Outdoor
heat
exchanger
Flared connection
Room temperature
thermistor
RT11
Indoor coil
thermistor
RT13(sub)
Discharge
thermistor
RT62
Flared connection
Stop valve
Stop valve
(with service port)
Capillary tube
[3.6✕[2.4✕50 Refrigerant flow in cooling
Compressor
Refrigerant pipe [15.88
(Option)
(with heat insulator)
Refrigerant pipe
(Option) [9.52
(with heat insulator)
Indoor coil
thermistor
RT12(main)
LEV
Strainer
Strainer
Accumulator
Ambient
temperature
thermistor
RT63
Strainer
Capillary tube
[4.0✕[2.4✕200 Capillary tube
[4.0✕[2.4✕100
MS-30SV - A1
INDOOR UNIT OUTDOOR UNIT
Unit:mm
MU-30SV - A1
MAX. REFRIGERANT PIPING LENGTH
Model
Refrigerant piping
Max.length :
A
MS-30SV- 30 15.88 9.52 Gas 0.43
Liquid 0.5
Length of connecting pipe : mPiping size O.D : mm Indoor unit Outdoor unitLiquidGas
A1 Gas 0
Liquid 0
MAX. HEIGHT DIFFERENCE
Refrigerant Piping
Max. length
A
wHeight difference should be within
15m regardless of which unit,
indoor or outdoor position is high.
wMax. Height
difference 15m
Indoor
unit
Outdoor unit
ADDITIONAL REFRIGERANT CHARGE (R-22:g)
Outdoor unit
precharged
045 120
Refrigerant piping length (one way)
15m10m7m
Model
MS-30SV- 2,400
A1
20m 25m 30m
195 345270
Calculation:Xg=15go(Refrigerant piping length(m)-7)
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