Mitsubishi Electric MUX-19TV - E1 User manual

SERVICE MANUAL
SPLIT-TYPE,AIR CONDITIONERS
CONTENTS
1. TECHNICAL CHANGES ····································2
2. PART NAMES AND FUNCTIONS······················2
3. INDOOR/OUTDOOR
CORRESPONDENCE TABLE ···························3
4. SPECIFICATION·················································3
5. NOISE CRITERIA CURVES······························ 6
6. OUTLINES AND DIMENSIONS ························ 7
7. WIRING DIAGRAM ············································9
8. REFRIGERANT SYSTEM DIAGRAM··············10
9. PERFORMANCE CURVES······························14
10. TROUBLESHOOTING······································26
11. DISASSEMBLY INSTRUCTIONS·····················32
12. PARTS LIST······················································35
13. OPTIONAL PARTS···········································37
Multi system type
Models
MUX-19TV -
MUX-20TV -
MUX-25TV - E1
E1
E1
No. OB284
MUX-19TV -
MUX-20TV -
MUX-25TV - E1
E1
E1
This manual describes technical data of outdoor unit.
For indoor unit refer to the service manuals No.OB227 REVISED EDITION-B and OB252 REVISED EDITION-A of corre-
sponding models.
OB284-1.qxp 01.4.26 8:58 PM Page 1
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2
TECHNICAL CHANGES
1
MUX-19TV -
MUX-20TV -
MUX-25TV -
New models
E1
E1
E1
PART NAMES AND FUNCTIONS
2
OUTDOOR UNIT
MUX-19TV -
MUX-20TV -
MUX-25TV - E1
E1
E1
Air inlet
Piping
Drainage hose
Air outlet
(Back and side)
OB284-1.qxp 01.4.26 8:59 PM Page 2
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3
INDOOR / OUTDOOR CORRESPONDENCE TABLE
3
SPECIFICATION
4
❈There is no combination other than this table.
MUX-19TV- E1 MUX-20TV- E1 MUX-25TV- E1
Combination of the
connectable indoor units
OUTDOOR UNIT
A:07, B:12 A:09, B:09, C:09 A:12, B:12
Outdoor model
Capacity
Dehumidification
Outdoor air flow
Power outlet
Running current
Power input
Auxiliary heater
Power factor
Starting current
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)

kW
R/h
K/h
A
A
W
A(kW)
%
A
A
A
W
"


"
mm
kg
dB
rpm
kg
cc
Opetate 1 unit
A
3.5
1.6
6.01
1,280
92.6
5.68
0.33
2.65
Opetate 2 unit
A+B
3.5+2.2
1.6+0.8
8.94
2,005
97.5
8.37
0.57
2.74
MUX-19TV - E1
Single phase
230V, 50Hz
Opetate 1 unit
B
2.2
0.8
Hi:2,460 / Lo:1,920
15
3.33
745
—
97.3
45.6
3.00
0.33
2.82
RH220VHAT (Room A) / RH135VHAT (Room B)
1,050 / 650
C-R 2.13/4.18
C-S 3.91/5.76
RA6V60-DA
WHT-BLK 90 BKL-YLW 54
BLK-RED 146
840✕640✕330
63
52
High:730 / Low:580
2
Room A : 0.87
Room B :1.0
520(MS56) / 300(MS56)
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance(C.O.P)
Outdoor unit power supply
Indoor unit No.
NOTE: Test conditions are based on ISO 5151.
Cooling : Indoor DB27°C / WB19°C
Outdoor DB35°C / WB(24°C)
OB284-1.qxp 01.4.26 8:59 PM Page 3
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4
Outdoor model
Capacity
Dehumidification
Outdoor air flow
Power outlet
Running current
Power input
Auxiliary heater
Power factor
Starting current
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)

kW
R/h
K/h
A
A
W
A(kW)
%
A
A
A
W
"


"
mm
kg
dB
rpm
kg
cc
Opetate 1 unit
A
2.5
1.1
3.43
775
98.2
3.10
0.33
3.09
Opetate 1 unit
B or C
2.7
1.2
4.23
965
99.2
3.90
0.33
2.70
Opetate 2 unit
A+B or A+C
2.4+2.7
0.9+1.2
7.56
1,740
99.9
6.99
0.57
2.82
Opetate 3 unit
A+B+C
2.4+1.75✕2
0.9+0.3✕2
7.79
1,785
99.6
7.22
0.57
3.12
MUX-20TV - E1
Single phase
230V, 50Hz
Opetate 2 unit
B+C
1.75✕2
0.3✕2
High: 2,460 / Low: 1,920
15
4.36
1,000
—
99.7
40
4.03
0.33
3.27
RH140VHAT (Room A) / RH174VHAT (Room B,C)
700/800
C-R 4.03/3.30
C-S 5.71/5.80
RA6V60-DA
WHT-BLK 90 BLK-YLW 54
BLK-RED 146
840✕640✕330
62
52
High: 730 / Low: 580
2
Room A : 0.8
Room B,C : 0.96
300(MS56) / 300(MS56)
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance(C.O.P)
Outdoor unit power supply
Indoor unit No.
NOTE: Test conditions are based on ISO 5151.
Cooling : Indoor DB27°C / WB19°C
Outdoor DB35°C / WB(24°C)
OB284-1.qxp 01.4.26 8:59 PM Page 4
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5
Outdoor model
Capacity
Dehumidification
Outdoor air flow
Power outlet
Running current
Power input
Auxiliary heater
Power factor
Starting current
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)

kW
R/h
K/h
A
A
W
A(kW)
%
A
A
A
W
"


"
mm
kg
dB
rpm
kg
cc
Opetate 1 unit
A or B
3.5
1.6
6.11
1,350
96.1
5.79
0.32
2.52
Opetate 2 unit
A+B
3.5✕2
1.6✕2
12.42
2,760
96.6
11.81
0.61
2.46
MUX-25TV - E1
Single phase
230V, 50Hz
High:2,760 / Low:1,920
25
—
56
RH231VHAT✕2
1,100✕2
C-R 2.13
C-S 3.91
RA6V60-EA
WHT-BLK 67 BLK-YLW 75
BLK-RED 73
840✕640✕330
65
54
High: 810 / Low: 580
2
Room A: 0.9
Room B: 0.9
520(MS56) / 520(MS56)
Compressor
Electrical data
Fan motor
Special remarks
Capacity
Coefficient of performance(C.O.P)
Outdoor unit power supply
Indoor unit No.
NOTE: Test conditions are based on ISO 5151.
Cooling : Indoor DB27°C / WB19°C
Outdoor DB35°C / WB(24°C)
OB284-1.qxp 01.4.26 8:59 PM Page 5
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