Mitsubishi MXZ-2A52VA Service Manual Page 63
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- TROUBLESHOOTING
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63
Outdoor model
Indoor units number
Piping total length
Connecting pipe length
Height difference (Indoor ~ Outdoor)
Height difference (Indoor ~ Indoor)
Function
Capacity [Rated (Min.-Max.) Hz]
Dehumidification
Outdoor air flow
Breaker capacity
Running current
Power input
Power factor
Starting current
Compressor motor current
Fan motor current
Model
Output
Winding
resistance(at 20 °C)
Model
Winding
resistance(at 20 °C)
Dimensions W x H x D
Weight
Sound level (High/Low)
Fan speed (High/Low)
Fan speed regulator
Refrigerant filling
capacity(R410A)
Refrigeration oil (Model)
MXZ-2A52VA
Single phase
230 V, 50 Hz
2
Max. 30
Max. 20
Refer to 9
Refer to 9
15
97
7.64
0.2
1,400
U-V 0.64
V-W 0.64 W-U 0.64
RC0J50-CF
BLK-WHT 14.2
WHT-RED 14.2 RED-BLK 14.2
800 x 550 x 285
40
2
1.3
450 (NEO22)
Cooling
5.2 (1.1 - 6.0)
—
1,860
6.75
1,505
6.55
3.46
49/45
850/530
Heating
6.4 (1.0 - 7.2)
—
1,860
7.64
1,705
7.44
3.75
50/48
850/490
U-V 0.45
V-W 0.45 W-U 0.45
U-V 0.98
V-W 0.98 W-U 0.98
m
m
m
m
kW
/h
m
3
/h
A
A
W
%
A
A
A
W
Ω
Ω
mm
kg
dB
rpm
kg
cc
Compressor
2 Electrical
data
Fan
motor
Special
remarks
Capacity System
Coefficient of performance(C.O.P) 2
Outdoor unit power supply
MXZ-3A54VA
Single phase
230 V, 50 Hz
2 to 3
Max. 50
Max. 25
Refer to 9
Refer to 9
25
99
6.39
0.2
1,400
RC0J60-AA
BLK-WHT 15.2
WHT-RED 15.2 RED-BLK 15.2
840 x 710 x 330
57
2
2.7
600 (NEO22)
700 (NEO22)
Cooling
5.4 (2.9-6.8)
—
2,525
5.69
1,295
5.49
4.17
46/44
650/510
Heating
6.8 (2.6-9.0)
—
2,470
6.39
1,455
6.19
4.67
48/47
640/510
SNB130FLDH1
SNB130FLEH1
SNB130FGBH1
SNB130FGBH1T
SNB130FKCH
SNB130FKMH
E1
E2
E2E1
E3
E2E1
E3
E2E1
E3
,
,
,
,
,
E5E4
,
E6
,
E7
,
E5E4
,
E6
,
E7
,
E7
E5E4
E6
,
,
TEST CONDITIONS COOLING INDOOR Dry-bulb temperature 27.0°C Wet-bulb temperature 19.0°C
OUTDOOR Dry-bulb temperature 35.0°C Wet-bulb temperature 24.0°C
HEATING INDOOR Dry-bulb temperature 20.0°C
OUTDOOR Dry-bulb temperature 7.0°C Wet-bulb temperature 6.0°C
NOTE: •Test conditions are based on ISO 5151. (Refrigerant piping length (one way): 5 m)
•Refer to 3 “INDOOR/OUTDOOR CORRESPONDENCE TABLE” for the combination.
1 Measured under rated operating frequency.
2 Electrical data is for only outdoor unit.
3 These specifications are when all indoor units are operating.
- SERVICE MANUAL 1
- TECHNICAL CHANGES 2
- Description 6
- 3. Refrigeration oil 7
- 4. Air purge 7
- 5. Additional charge 7
- 2. Refrigerant piping 7
- PART NAMES AND FUNCTIONS 8
- Indoor units 10
- Indoor units combination 11
- INDOOR UNITS COMBINATION4 14
- MXZ-2A40VA 15
- MXZ-2A52VA 16
- MXZ-3A54VA 17
- MXZ-4A71VA 21
- MXZ-5A100VA 39
- SPECIFICATION 61
- Compressor 62
- NOISE CRITERIA CURVES 66
- OUTDOOR UNIT 67
- MICROPHONE 67
- OUTLINES AND DIMENSIONS 68
- REQUIRED SPACE 69
- 1.Installation space 70
- 2.Service space 70
- MXZ-4A71VA 72
- WIRING DIAGRAM 75
- MXZ-3A54VA 76
- REFRIGERANT SYSTEM DIAGRAM 87
- R.V. coil 88
- OFF 88
- ON 88
- Refrigerant flow in cooling 88
- Refrigerant flow in heating 88
- OFF 90
- ON 90
- R.V. coil 91
- MXZ-4A80VA 94
- MAX REFRIGERANT PIPING LENGTH 94
- PERFORMANCE CURVES 97
- , MXZ-2A52VA) 101
- (MPa[Gauge]) 109
- ACTUATOR CONTROL 115
- SERVICE FUNCTIONS 116
- 12-4. AUTO LINE CORRECTING 117
- <MXZ-2A> 117
- <MXZ-4A80VA 118
- , MXZ-5A100VA> 118
- TROUBLESHOOTING 120
- Lighting 126
- MXZ-3A/4A/5A 127
- (MXZ-3A54VA, MXZ-4A71VA)/ 128
- MXZ-3A54VA 129
- MXZ-4A71VA 129
- MXZ-2A30/2A40/2A52 130
- MXZ-3A54/4A71/4A80/5A100 130
- LED3 LED2 131
- LED1 LED2 131
- Check of R.V. coil 132
- Check of LEV 133
- EMERGENCY OPERATION 134
- E4 E5E5 E6 E7 E6 E7E4 E2 135
- Check of outdoor fan motor 136
- Check of HPS 137
- The other cases 137
- Check of bus-bar voltage 137
- 1. Inverter P.C. board 138
- Resistance (kΩ) 139
- Temperature (°C) 139
- MXZ-4A80VA 140
- MXZ-5A100VA 140
- MXZ-5A100VA 142
- 5. Outdoor Power board 143
- 6. Display P.C. board 144
- 7. Interface P.C. board 144
- DISASSEMBLY INSTRUCTIONS 145
- OPERATING PROCEDURE 146
- 1. Removing the compressor 148
- OPERATING PROCEDURE PHOTOS 150
- 14-4. MXZ-4A80VA 154
- 14-5. MXZ-4A80VA 157
- MXZ-2A40VA 160
- MXZ-2A52VA 160
- 15-3. DRAIN SOCKET 163
- Indoor unit connecting 167
- 15-9. ACCESSORY 170
- 3.0 1.4 600 173
- 3.0 2.0 200 173
- Outdoor unit 42 drain hole 175
- Soft vinyl chloride hose of 175
- 25 mm inside diameter 175
- 16-12. ACCESSORY 186
- MXZ-5A100VA 188
- 16-15. ACCESSORY 190
- OPTIONAL PARTS 192
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