Mitsubishi MXZ-2A52VA Manuel de service

SERVICE MANUALCONTENTS1. TECHNICAL CHANGES ··································· 22. PART NAMES AND FUNCTIONS ····················· 83. INDOOR/OUTDOOR

10INDOOR/OUTDOOR CORRESPONDENCE TABLE3MXZ-2A40VAMXZ-2A30VAMXZ-2A52VAMXZ-3A54VA There is no combination other than this table.MXZ-4A71VAMXZ-4A71VA22

10010-2. CAPACITY AND INPUT CORRECTION BY INVERTER OUTPUT FREQUENCY (OUTDOOR UNIT: MXZ-2A30VA/2A40VA - E2)0 50 100 1500.51.01.5<COOL>Capacit

101 (OUTDOOR UNIT: MXZ-2A40VA - E1 , MXZ-2A52VA)0 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFre

102 (OUTDOOR UNIT: MXZ-3A54VA)0 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFrequencyHz0 50 100 1

103 (OUTDOOR UNIT: MXZ-4A71VA)0 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFrequencyHz0 50 100 1

104 (OUTDOOR UNIT: MXZ-4A71VA)0 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0501001500.51.01.50 50 100 1500.51.01.5<HEAT>CapacityFreque

105 (OUTDOOR UNIT: MXZ-4A80VA)0 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFrequencyHz0 50 100

1060 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFrequencyHz0 50 100 1500.51.01.5<HEAT>Capacit

107 (OUTDOOR UNIT: MXZ-5A100VA)0 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFrequencyHz0 50 100

1080 50 100 1500.51.01.5<COOL>CapacityFrequencyHz0 50 100 1500.51.01.5<COOL>Total inputFrequencyHz0 50 100 1500.51.01.5<HEAT>Capacit

1091. Press EMERGENCY OPERATION switch to COOL or HEAT mode (COOL : Press once, HEAT : Press twice).2. Test run operation starts and continues to oper

11 There is no combination other than this table.MXZ-4A80VA MXZ-4A80VA MXZ-4A80VAIndoor units combination22+2222+2522+3522+4222+5022+6022+7125+2525

110Outdoor low pressure(MPa[Gauge])Outdoor unit current (A)1520 253035700.70.80.91.01.21.31.4(%)1520 25303570(%)30Hz123430Hz14131211109781.1Ambient te

111MXZ-4A80VA 22-class unitAmbient temperature ( )Ambient humidity (%)Ambient temperature ( )Ambient humidity (%)Outdoor low pressure(MPa[Gauge])

112MXZ-5A100VA 22-class unitAmbient temperature ( )Ambient humidity (%)Ambient temperature ( )Ambient humidity (%)Outdoor low pressure(MPa[Gauge]

113 Condition : Operation : TEST RUN OPERATION (Refer to 10-3.)HEAT operationDry bulb temperature (°C)Indoor20.014.521Outdoor76151220.014.5Wet bulb

1145 10152025234567Ambient temperature ( )32HzOutdoor unit current (A) 22-class unit 25-class unit510152025234567Ambient temperature ( )32HzOut

115ACTUATOR CONTROL11Relation between main sensor and actuatorDischarge temperature thermistorIndoor coil thermistorDefrost thermistorGas pipe tempera

116Description of the function:With this function, you can lock the operation mode of theoutdoor unit. Once the operation mode is locked to eitherCOOL

117OUTDOOR UNITINDOOR UNIT AINDOOR UNIT B<Incorrect piping>ABAB12-4. AUTO LINE CORRECTING Outdoor unit has an auto line correcting function whic

118The record of auto line correcting can be confirmed in the following way: Turn OFF the power supply. Turn ON the 4th Dip Switch of SW1 on the

11912-5. INCREASING MAXIMUM COMPRESSOR OPERATIONAL FREQUENCY AND FAN SPEED OF THE OUTDOOR UNIT <MXZ-4A80VA- E2, MXZ-5A100VA>12-6. CHANGI

1222+60+6022+60+7125+25+2525+25+3525+25+4225+25+5025+25+6025+25+7125+35+3525+35+4225+35+5025+35+6025+35+7125+42+4225+42+5025+42+6025+42+7125+50+5025+5

120TROUBLESHOOTING133. Troubleshooting procedure1) First, check if the OPERATION INDICATOR lamp on the indoor unit is flashing on and off to indicate

121E1E2E2E1Abnormal point(Failure mode / protection)ConditionCorrespondenceIndoor/outdoorunit failure moderecall functionLED indication(Outdoor P.C. b

12211-time flash15-time flash• Replace the power board.• Replace the power board.A short or open circuit is detected in the current sensorduring c

123The frequency of the compressor is kept 80Hz or more and the discharge temperature is kept under 50°C (COOL mode)/40°C (HEAT mode)for more than 40

124Operation startCheck the outdoor unit LED indicator.Refer to 13-6. "Check of power supply".• When cooling,dew drops in the non-operatingi

12513-4. TROUBLESHOOTING CHECK TABLE MXZ-2ANo.12345689101112131415Symptom'Outdoorunit stops and restarts 3 minutes later' is repeated.Primar

126--9 timesLightingInverter check modeLightingLightingNormalThe unit is operated with emergency operation switch.-5 timesLightingCooling high-pressur

127MXZ-3A/4A/5ALED1(Red) LED2(Yellow)Lighting TwiceOutdoor power systemLighting 3 timesDischarge temperaturethermistor• Refer to 13-6. "Check of

128Primary current protectionSecondary current protectionHigh-pressure protectionDefrosting in cooling3 timesLightingDischarge temperatureprotection4

129Defrost thermistor (RT61)Fin temperature thermistor (RT64)Ambient temperature thermistor (RT65)Outdoor heat exchanger temperature thermistor (RT68)

1322+22+22+35+5022+22+22+35+6022+22+22+35+7122+22+22+42+4222+22+22+42+5022+22+22+42+6022+22+25+25+2522+22+25+25+3522+22+25+25+4222+22+25+25+5022+22+25

130 Check of power supplyOutdoor unit does not operate. Turn ON the power supply.NoYesYesNoNoYesNoYesYesNoReplace the power board.Check the connecti

131Is there rated voltage in the power supply?Is there any miswiring, poor contact, or wire disconnection of the indoor/outdoor connecting wire? 1. M

132 Check of R.V. coilNoYesNoYesNoYesNoYesNoYes1. Disconnect the lead wire leading to the compressor.2. 3 minutes after turning ON the power supply,

133 Check of LEVNoYesNoYesTurn ON the power supply to the outdoor unit after checking LEV coil is mounted to the LEV body securely.Is "click -

134 How to check inverter/ compressor• When heating, room does not get warm.• When cooling, room does not get cool.NoNoYesYesYesNoYesNo(MXZ-3A/4A/5A

135 Check of outdoor thermistors• When thermistor is abnormal.Disconnect the connector in the following table and measure the resistance of the ther

136 Check of outdoor fan motor• Fan motor does not operate or stops operating shortly after starting the operation.YesYesYesNo(Fixed to either 5V or

137 Check of HPSInfinity0ΩYesNo1. Disconnect the connector CN681 in the electronic control P.C. board.2. Check the resistance of HPS 1 minute after

138Back side of unit-20 -10 0 10 20 30 400102030405060708090100Defrost thermistor (RT61)Ambient temperature thermistor (RT65)Outdoor heat exchangertem

1390 1020304050607080901001101207006005004003002001000Resistance (kΩ)Temperature (°C)Discharge temperature thermistor (RT62)-20-100 102030401009080706

14222522+2222+2525+25Indoor unitscombinationUnit AUnit BCooling capacity (kW)TotalOutdoor unitpower consumption(kW)Current(A)Powerfactor(%)NOTE: Elect

1400 1020304050607080901001101207006005004003002001000Resistance (kΩ)Temperature (°C)Discharge temperature thermistor (RT62)-20-100 102030401009080706

141{CN912R.V. coil 230V AC230V ACInput230V ACOutput{CN901To electroniccontrol P.C. boardMXZ-3A54VA - E1, E2, E3, E4 MXZ-4A71VA - E1, E2, E3, E4 MXZ

142R.V.coil(CN912)230V ACBack side of unitMXZ-2A30VA MXZ-2A40VA MXZ-2A52VAFront side of unitTo inverter P.C.board (CN934)F61 (FUSE)T20AL250V4. P

143MXZ-3A54VA MXZ-4A71VA MXZ-4A80VA MXZ-5A100VA5. Outdoor Power board325-370V DCOutput(Red)(White)Connect to the compressorVoltage among phases: 5V

144MXZ-2A30VA MXZ-2A40VA MXZ-2A52VA6. Display P.C. boardMXZ-2A30VA MXZ-2A40VA MXZ-2A52VA7. Interface P.C. boardSW1GND5VLED2LED1GND5VSerial

145DISASSEMBLY INSTRUCTIONS14OPERATING PROCEDUREPHOTOSPhoto 11. Removing the cabinet(1) Remove the screw fixing the service panel.(2) Pull down the se

1464. Removing the discharge temperature thermistor, defrost thermistor and outdoor heat exchanger temperature thermistor (1) Remove the top panel, ca

147OPERATING PROCEDUREPHOTOSPhoto 5Defrostthermistor5. Removing outdoor fan motor(1) Remove the top panel, cabinet and service panel (Refer to 1).

148OPERATING PROCEDUREPHOTOS1. Removing the compressor(1) Remove the screws of the top panel, and remove the top panel.(2) Remove the screws of the se

149OPERATING PROCEDUREPHOTOS2. Removing the fan motor(1) Remove the top panel, the service panel, and the cabinet (Photo 1, 2).(2) Disconnect the con

1522253522+2222+2522+3525+2525+35Indoor unitscombinationUnit AUnit BCooling capacity (kW)TotalOutdoor unitpower consumption(kW)Current(A)Powerfactor(%

150OPERATING PROCEDURE PHOTOS5. Removing the reactor(1) Remove the top panel (Photo 1).(2) Remove the service panel, cabinet, back panel, and the

151OPERATING PROCEDUREPHOTOS1. Removing the compressor(1) Remove the screws of the top panel, and remove the top panel.(2) Remove the screws of the s

152OPERATING PROCEDUREPHOTOS3. Removing the fan motor(1) Remove the top panel, the service panel, and the cabinet (Photo 1, 2).(2) Disconnect the co

153OPERATING PROCEDURE PHOTOS6. Removing the reactor(1) Remove the top panel (Photo 1).(2) Remove the service panel, cabinet, back panel, and the

154OPERATING PROCEDUREPHOTOS1. Removing the compressor(1) Remove the screws of the top panel, and remove the top panel.(2) Remove the screws of the se

155OPERATING PROCEDUREPHOTOS3. Removing the 4-way valve(1) Remove the top panel (Photo 1).(2) Remove the service panel, rear panel, and pipe cover. (3

156OPERATING PROCEDURE PHOTOS5. Removing the reactor(1) Remove the top panel (Photo 1).(2) Disconnect the reactor lead wire.(3) Remove the screws of t

157OPERATING PROCEDUREPHOTOS1. Removing the compressor(1) Remove the screws of the top panel, and remove the top panel.(2) Remove the screws of the se

158OPERATING PROCEDUREPHOTOS3. Removing the 4-way valve(1) Remove the top panel (Photo 1).(2) Remove the service panel, rear panel, and pipe cover. (3

159OPERATING PROCEDURE PHOTOS5. Removing the reactor(1) Remove the top panel (Photo 1).(2) Disconnect the reactor lead wire.(3) Remove the screws of t

1622253522+2222+2522+3525+2525+3535+35Indoor unitscombinationUnit AUnit BCooling capacity (kW)TotalOutdoor unitpower consumption(kW)Current(A)Powerfac

160PARTS LIST (non-RoHS compliant)1515-1. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS111122151713109MXZ-2A40VA - E1 MXZ-2A52VA - E134567816141

161PARTS LIST (non-RoHS compliant)E02 927 232E02 927 521E02 927 501E02 A45 290E02 A47 900E02 065 506E02 927 661E02 927 662E02 A47 245E02 A47 233E02 73

162PARTS LIST (non-RoHS compliant)15-2. OUTDOOR UNIT ELECTRICAL PARTS131115REACTORPOWER P.C. BOARDINTERFACE P.C. BOARDR.V. COILTHERMISTOR SETAMBIENT

163PARTS LIST (non-RoHS compliant)Outdoor unit 42 drain holeSoft vinyl chloride hose of 25 mm inside diameterMXZ-2A40VA - E1 MXZ-2A52VA - E115-3. DR

164PARTS LIST (non-RoHS compliant)MXZ-3A54VA - E1, E2MXZ-4A71VA - E1, E215-4. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS3214132122232411125678

165PARTS LIST (non-RoHS compliant)Symbolin WiringDiagramQ'ty/unitMXZ-3A54VA-RemarksParts No. Parts NameE1MXZ-4A71VA-E1E2 E2E02 939 232E02 817 009

166PARTS LIST (non-RoHS compliant)1098124357126MXZ-3A54VA - E1, E2MXZ-4A71VA - E1, E215-5. OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS1115-6. A

167PARTS LIST (non-RoHS compliant)Part numbers that are circled are not shown in the illustration.Symbolin WiringDiagramQ'ty/unitMXZ-3A54VA-Remar

168PARTS LIST (non-RoHS compliant)MXZ-4A80VA - E115-7. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS321413162223242556121178910171514181920212

169PARTS LIST (non-RoHS compliant)Symbolin WiringDiagramQ'ty/unitRemarksParts No. Parts NameMXZ-4A80VA-E1M21 TK0 232M21 TK0 027M21 TK5 010M21 TK0

17MXZ-3A54VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Pow

170PARTS LIST (non-RoHS compliant)1615-9. ACCESSORY1110912435687MXZ-4A80VA - E115-8. OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS12

171PARTS LIST (non-RoHS compliant)Part numbers that are circled are not shown in the illustration.Symbolin WiringDiagramQ'ty/unitRemarksParts No.

172RoHS PARTS LIST (RoHS compliant)1616-1. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS111122151713109MXZ-2A30VA - E1, E2 MXZ-2A40VA - E1, E2

173RoHS PARTS LIST (RoHS compliant)E12 927 232E12 927 521E12 927 501E12 A45 290E12 A47 900E12 B70 900E12 C04 900E12 B93 900E12 065 506E12 927 661E12 9

174RoHS PARTS LIST (RoHS compliant)16-2. OUTDOOR UNIT ELECTRICAL PARTS131115REACTORPOWER P.C. BOARDINTERFACE P.C. BOARDR.V. COILTHERMISTOR SETAMBIENT

175RoHS PARTS LIST (RoHS compliant)Outdoor unit 42 drain holeSoft vinyl chloride hose of 25 mm inside diameterMXZ-2A30VA - E1, E2 MXZ-2A40VA - E1, E

176RoHS PARTS LIST (RoHS compliant)MXZ-3A54VA - E1, E2, E3, E4MXZ-4A71VA - E1, E2, E3, E416-4. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS3214

177RoHS PARTS LIST (RoHS compliant)Symbolin WiringDiagramQ'ty/unitMXZ-3A54VA-RemarksParts No. Parts NameE1MXZ-4A71VA-E1E2 E3 E4 E2 E3 E4E12 939 2

178RoHS PARTS LIST (RoHS compliant)1098124357126MXZ-3A54VA - E1, E2, E3, E4MXZ-4A71VA - E1, E2, E3, E416-5. OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRIC

179RoHS PARTS LIST (RoHS compliant)Part numbers that are circled are not shown in the illustration.Symbolin WiringDiagramQ'ty/unitMXZ-3A54VA-Rema

18MXZ-3A54VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Pow

180RoHS PARTS LIST (RoHS compliant)MXZ-3A54VA - E5, E6, E7MXZ-4A71VA - E5, E6, E716-7. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS3215 14212223

181RoHS PARTS LIST (RoHS compliant)Symbolin WiringDiagramQ'ty/unitMXZ-3A54VA-RemarksParts No. Parts NameMXZ-4A71VA-E5 E6 E6E5E7 E7E12 D36 232E12

182RoHS PARTS LIST (RoHS compliant)98124357116MXZ-3A54VA - E5, E6, E7MXZ-4A71VA - E5, E6, E716-8. OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS10

183RoHS PARTS LIST (RoHS compliant)Part numbers that are circled are not shown in the illustration.Symbolin WiringDiagramQ'ty/unitMXZ-3A54VA-Rema

184RoHS PARTS LIST (RoHS compliant)MXZ-4A80VA - E116-10. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS321413162223242556121178910171514181920212

185RoHS PARTS LIST (RoHS compliant)Symbolin WiringDiagramQ'ty/unitRemarksParts NameMXZ-4A80VA-E1Parts No.1234567891011121314151617181920212223242

186RoHS PARTS LIST (RoHS compliant)1616-12. ACCESSORY1110912435687MXZ-4A80VA - E116-11. OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL PARTS12

187RoHS PARTS LIST (RoHS compliant)Part numbers that are circled are not shown in the illustration.Symbolin WiringDiagramQ'ty/unitRemarksParts No

188RoHS PARTS LIST (RoHS compliant)MXZ-4A80VA - E2 MXZ-5A100VA - E116-13. OUTDOOR UNIT STRUCTURAL PARTS AND FUNCTIONAL PARTS321416222324561311789101

189RoHS PARTS LIST (RoHS compliant)Symbolin WiringDiagramQ'ty/unitRemarksParts NameMXZ-4A80VA-E2MXZ-5A100VA-E1Parts No.12345678910111213141516171

19MXZ-3A54VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Pow

190RoHS PARTS LIST (RoHS compliant)1516-15. ACCESSORY10912435687MXZ-4A80VA - E2 MXZ-5A100VA - E116-14. OUTDOOR UNIT FUNCTIONAL PARTS AND ELECTRICAL

191RoHS PARTS LIST (RoHS compliant)Part numbers that are circled are not shown in the illustration.Symbolin WiringDiagramQ'ty/unitRemarksParts No

OPTIONAL PARTS1717-1. DIFFERENT-DIAMETER PIPEUnit: mm (inch)BAC17-2. OUTLET GUIDE Changes air discharge direction.MAC-889SG53852474815.713.752.5°Punc

TECHNICAL CHANGES21MXZ-A26WV -E1 MXZ-3A54VA -E1 1. Indication of capacity has been changed. (BTU kW)2. Capacity specification has been changed.

20MXZ-3A54VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Pow

21MXZ-4A71VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Pow

22Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total60+603.4 3.4

23Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total25+35+421.74 2

24Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total22+25+35+421.2

25Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total223.3 - - - 3.

26Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total60+604.3 4.3

27Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total25+35+422.11 2

28Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total22+25+35+421.5

29MXZ-4A80VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Pow

3MXZ-A32WV -E1 MXZ-4A80VA -E11. Indication of capacity has been changed. (BTU kW)2. Communication system has been changed.3. Power supply way ha

30Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total42+503.6 4.3

31Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total22+42+421.65 3

32Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total35+35+502.33 2

33Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total22+22+42+501.3

34Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total223.3 - - - 3.

35Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total42+504.3 5.1

36Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total22+42+422.0 3.

37Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total35+35+502.74 2

38Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Total22+22+42+501.5

39MXZ-5A100VA NOTE: Electrical data is for outdoor unit only.Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Po

4MXZ-3A54VA -E2 MXZ-3A54VA -E31. Compressor has been changed. (SNB130FLDH1 SNB130FLEH1)2. Electronic control P.C. board has been changed.MXZ-4A7

40Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total42+503.

41Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+35+7

42Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total25+50+6

43Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total50+50+5

44Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+22+5

45Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+35+4

46Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total25+25+5

47Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+22+2

48Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+22+2

49Indoor unitscombinationCooling capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+35+3

5RefrigerationoilRefrigerantNew refrigerantR410AHFC-32: HFC-125 (50%:50%)Pseudo-azeotropic refrigerantNot includedA1/A172.6-51.41.55764Non combustible

50Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total223.30

51Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total42+504.

52Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+35+7

53Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total25+50+6

54Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total50+50+5

55Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+22+5

56Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+35+4

57Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total25+25+5

58Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+22+2

59Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+22+2

6-30 -20 -10 0 10 203040 50 60-0.50.00.51.01.52.02.53.03.54.0(MPa [Gauge])R410AR22Conversion chart of refrigerant temperature and pressureSaturated li

60Indoor unitscombinationHeating capacity (kW)Outdoor unitpower consumption(kW)Current(A)Powerfactor(%)Unit A Unit B Unit C Unit D Unit E Total22+35+3

61SPECIFICATION5Outdoor modelIndoor units number Piping total lengthConnecting pipe lengthHeight difference (Indoor ~ Outdoor)Height difference (Indoo

62Outdoor modelIndoor units number Piping total lengthConnecting pipe lengthHeight difference (Indoor ~ Outdoor)Height difference (Indoor ~ Indoor)Fun

63Outdoor modelIndoor units number Piping total lengthConnecting pipe lengthHeight difference (Indoor ~ Outdoor)Height difference (Indoor ~ Indoor)Fun

64MXZ-4A71VASingle phase230 V, 50 Hz2 to 4Max. 60Max. 25Refer to 9Refer to 925998.560.22,000RC0J60-AABLK-WHT 15.2WHT-RED 15.2 RED-BLK 15.2840 x 710 x

65Outdoor modelIndoor units number Piping total lengthConnecting pipe lengthHeight difference (Indoor ~ Outdoor)Height difference (Indoor ~ Indoor)Fun

66NOISE CRITERIA CURVES690807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40NC-30NC-20

6790807060504030201063 125 250 500 1000 2000 4000 8000APPROXIMATETHRESHOLD OFHEARING FORCONTINUOUSNOISENC-60NC-50NC-40NC-30NC-20NC-70OCTAVE BAND SOUND

68OUTLINES AND DIMENSIONS7Unit: mmMXZ-2A30VAMXZ-2A40VAMXZ-2A52VA51 51170.444400304 325344.517.54022.355028010800500150302.51323 28551251.169handleAir

69Unit: mm843601212254566.317.7 17.7360.63963831500288233.163.231.316.81330 3302527.13084071044023.14-10 x 21 Oval holeAir outAir inAir inLiquid pipe

7Electronic scale for refrigerant chargingOutdoor unitRefrigerant gas cylinderoperating valveRefrigerant gas cylinderfor R410A with siphonRefrigerant

70100500350350100500100100350200500Service spaceMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore than1.I

71Unit: mmMXZ-4A71VA - E1, E2, E3, E48436012117.7 17.7360.63963831500288233.163.231.316.81330 3302566.327.1308407104404531523.1Drainage holes 3- 334

72MXZ-4A71VA - E5, E6, E7100500350350100500100100350200500Service spaceMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore t

73MXZ-4A80VA - E1 Unit: mm100500350350100500100100350200500Service spaceMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore thanMore

74MXZ-4A80VA - E2 MXZ-5A100VAUnit: mm460317900Air out900HandleHandle3574200 20050035250270355(Bolt pitch)3874027161611243- 33 Drain hole(Base bolt

75WIRING DIAGRAM8MXZ-2A30VA MXZ-2A40VA MXZ-2A52VACN931CN792CN79112CN662CN6632154321CN6616LEV A LEV B66RT64RT65RT62RT61 RT68321CN932MFF901T801IC80

76R64B21S4BLUBLU12WRT64(BLU)(RED)(WHT)3WHTREDLD9GRNTAB1TAB2CN601321CN60232123CN6031REDBRNBLUORNYLWWHTCN791143256CN792143256REDBRNBLUORNYLWWHT143256CN7

77MXZ-3A54VA - E4 :Terminal block :Connector3.Symbols below indicate.2.Use copper conductors only (for field wiring). diagram for serv

78NR64PTC64PTC65LED1LED2LED3RT64RT61 RT68RT62 RT65M6LEV EM6LEV CM6LEV BM6LEV AELECTRONIC CONTROL P.C.BOARDPOWER BOARDNOISE FILTER P.C.BOARDGRN/YLWF65T

79MXZ-3A54VA - E7

8PART NAMES AND FUNCTIONS2MXZ-2A30VAMXZ-2A40VAMXZ-2A52VAAir inletAir outletDrain outletPipingDrain hose(Back and side)MXZ-3A54VA-E1, E2, E3, E4MXZ-4A7

80 :Terminal block :Connector3.Symbols below indicate.2.Use copper conductors only (for field wiring). diagram for servicing. refer to

81 :Terminal block :Connector3.Symbols below indicate.2.Use copper conductors only (for field wiring). diagram for servicing. refer to

82NOTES: 1. About the indoor side electric wiring refer to the indoor unit electric wiring diagram for servicing. 2. Use copper conductors only

83MXZ-4A71VA - E7

84MXZ-4A80VA - E1 :Terminal block :Connector3.Symbols below indicate.2.Use copper conductors only (for field wiring). diagram for se

85MXZ-4A80VA - E2 :Terminal block :Connector3.Symbols below indicate.2.Use copper conductors only (for field wiring). diagram for se

86MXZ-5A100VA :Terminal block :Connector3.Symbols below indicate.2.Use copper conductors only (for field wiring). diagram for servici

87abOutdoorunitIndoorunits10m10m10m Refrigerant piping length (one way, 2 unit total)Outdoor unit precharged(g)20m01,150REFRIGERANT SYSTEM DIAGRAM9Sto

88Stop valve(with strainer #100)LEV ALEV BCompressorDefrostthermistorRT61DistributorMuffler4-way valveIndoor unitBIndoor unitAIndoor unitAIndoor unitB

89Stop valve(with strainer #100)LEV ALEV BCompressorMufflerDefrostthermistorRT61AmbienttemperaturethermistorRT65Outdoor heatexchangertemperaturethermi

9ACCESSORIESDrain socketDrain capQuick Clean kit 1--12112-MXZ-2A30VAMXZ-2A40VAMXZ-2A52VAMXZ-3A54VA -E1MXZ-4A71VA -E1MXZ-3A54VA -E2 , E3 , E4 , E5 , E

90abcOutdoorunitIndoorunits15m10m15m Refrigerant piping length (one way, 3 unit total)Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)

91abcOutdoorunitIndoorunits15m10m15m Refrigerant piping length (one way, 3 unit total)Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)

92Indoor unitDBall valve withservice portBall valvePowerreceiverLEV ALEV BLEV CLEV DOil separatorCompressorMuffler4-way valveLEV EIndoor unitCIndoor u

93abcdOutdoorunitIndoorunits15m10m15mRefrigerant piping length (one way, 4 unit total)Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)

94abcdOutdoorunitIndoorunits10m10m10mRefrigerant piping length (one way, 4 unit total)Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)

95abcdOutdoorunitIndoorunits15m10m15mRefrigerant piping length (one way, 4 unit total)Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)

96abcdOutdoorunitIndoorunits15m10m15mRefrigerant piping length (one way, 5 unit total)Calculation : Xg = 20 g/m x (Refrigerant piping length (m) - 40)

97PERFORMANCE CURVES10The standard specifications apply only to the operation of the air conditioner under normal conditions.Since operating condition

9810-1. CAPACITY AND THE INPUT CURVES MXZ-2A30VAMXZ-2A40VAMXZ-2A52VA22 class8.57.87.16.45.85.19.38.57.87.06.35.610.69.78.87.97.16.335 class25 classInd

99MXZ-4A80VA22 class8.57.87.16.45.85.19.38.57.87.06.35.671 class60 class10.69.78.87.97.16.39.58.78.07.26.55.713.712.411.310.19.08.017.015.413.912.511.