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Sanyo SAP-CMRV1926EH manual

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Table of contents for the manual

  • Page 1

    TECHNICAL & SER VICE MANUAL OUTDOOR UNIT : SAP-CMR V1426EH SAP-CMR V1926EH SAP-CMR V1936EH SAP-CMR V2446EH SAP-CMR V3146EH SAP-CMRV1426EH SAP-CMRV3146EH SAP-CMRV1926EH SAP-CMRV1936EH SAP-CMRV2446EH DC INVERTER MUL TI-SYSTEM AIR CONDITIONER Outdoor Model No. SAP-CMRV1426EH-F SAP-CMRV1926EH-F SAP-CMRV1936EH-F SAP-CMRV2446EH-F SAP-CMRV3146EH-F Cap[...]

  • Page 2

    When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJUR Y OR DEA TH. ONL Y A QUALIFIED, EXPERIENCED ELECTRICIAN SHOULD A TTEMPT TO WIRE THIS SYSTEM. SPECIAL PRECAUTIONS This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death. This symbol refers to a hazard or unsafe practice which can result in per[...]

  • Page 3

    T able of Contents APPLICABLE INDOOR UNITS 1. OPERA TING RANGE 2. SPECIFICA TIONS 2-1.  Unit Specifications 2-2.  Major Component Specifications 2-3.  Other Component Specifications 3. DIMENSIONAL D AT A 4. REFRIGERANT FLOW DIAGRAM 4-1.  Refrigerant Flow Diagram 5. PERFORMANCE DA TA 5-1.  Te mperature Charts 6. ELECTRICAL D AT A 6-1.[...]

  • Page 4

    APPENDIX A  INST ALLA TION INSTRUCTIONS  (SAP-CMRV1426EH) APPENDIX B  INST ALLA TION INSTRUCTIONS  SAP-CMRV1926EH, SAP-CMR V1936EH  SAP-CMRV2446EH, SAP-CMR V3146EH APPENDIX C  UNIT COMBINA TION T ABLES A-1 A-2 A-3 ............................................................................. ........................................[...]

  • Page 5

    APPLICABLE INDOOR UNITS SAP-CMRV1426EH Multi-Outdoor Unit Indoor Unit YES YES YES NO NO SAP-CMRV1926EH YES YES YES YES NO SAP-CMRV1936EH YES YES YES YES NO SAP-CMRV2446EH YES YES YES YES YES SAP-CMRV3146EH 2-Room 2-Room 3-Room 4-Room 4-Room YES YES YES YES YES SAP- KMRV76EH SAP- KMRV96EH SAP- KMRV126EH SAP- KRV186EH SAP- KRV246EH SAP-CMRV1426EH Mul[...]

  • Page 6

    1. OPERA TING RANGE Maximum Minimum Maximum Minimum 32 °C D.B. / 23 °C W .B. 19 °C D.B. / 14 °C W .B. 27 °C D.B. 16 °C D.B. 43 °C D.B. - 5 °C W .B. 24 °C D.B. / 18 °C W .B. _ D.B. / - 15 °C W .B. (*1) T emperature Indoor Air Intake T emp. Outdoor Air Intake T emp. Cooling Heating (*1) 0 °C D.B. : When combined with SAP-KRV186EH or SAP-K[...]

  • Page 7

    2. SPECIFICATIONS 2-1. Unit Specifications Outdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KMRV96EH × 2 DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: 1. The values shown in perfromance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Table&[...]

  • Page 8

    Outdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KMRV96EH × 1 + SAP-KRV186EH × 1 DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: 1. The values shown in perfromance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Table" in this manual. I[...]

  • Page 9

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KMRV96EH × 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: 1. The values shown in perfromance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Table" in this manual. Indoor Unit: SAP-KMRV[...]

  • Page 10

    SAP-CMRV2446EH SAP-KMRV96EH × 4 DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: 1. The values shown in perfromance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Table" in this manual. Indoor Unit: SAP-KMRV96EH 4units  Outdoor U[...]

  • Page 11

    SAP-CMRV3146EH SAP-KMRV96EH × 4 DATA SUBJECT TO CHANGE WITHOUT NOTICE. Remarks: 1. The values shown in perfromance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Table" in this manual. Indoor Unit: SAP-KMRV96EH 4units  Outdoor U[...]

  • Page 12

    Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CMRV1426EH 1 ... D420 Propeller DC Motor DAJ12-55J71-CR ... 1 8 RED - WHT : WHT - BLU : BLU - RED : 77.5 77.5 77.5 50 750 / 750 Internal Controller Yes - - Aluminum Plate Fin / Copper Tube 2 1.3 0.452 Fan Q'ty ... Dia. Type mm Fan Motor Nominal Output Coil Resistance[...]

  • Page 13

    Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CMRV1926EH 1 ... D460 Propeller DC Motor SIC-71FW-D490-1 ... 1 8 - 90 650 / 650 Internal Controller Yes - - Aluminum Plate Fin / Copper Tube 2 1.4 0.595 Fan Q'ty ... Dia. Type mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM (Cool:Hi / Heat:Hi) Type Mode[...]

  • Page 14

    Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CMRV1935EHFA 1 ... D460 Propeller DC Motor SIC-71FW-D490-1 ... 1 8 - 90 650 / 650 Internal Controller Yes - - Aluminum Plate Fin / Copper Tube 2 1.4 0.595 Fan Q'ty ... Dia. Type mm Fan Motor Nominal Output Coil Resistance Rough Measure RPM (Cool:Hi / Heat:Hi) Type Mo[...]

  • Page 15

    Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CMRV2445EHFA 1 ... D460 DC Motor SIC-71FW-D490-1 ... 1 8 - 90 700 / 700 Internal Controller Yes - - Aluminum Plate Fin / Copper Tube 2 1.4 0.595 Fan Q'ty ... Dia. Type mm Fan Motor Nominal Output Coil Resistance Type Model ... Q'ty No. of Poles Safety Device Typ[...]

  • Page 16

    Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CMRV3145EHFA 1 ... D460 DC Motor SIC-71FW-D490-1 ... 1 8 - 90 750 / 750 Internal Controller Yes - - Aluminum Plate Fin / Copper Tube 2 1.4 0.723 Fan Q'ty ... Dia. Type mm Fan Motor Nominal Output Coil Resistance Type Model ... Q'ty No. of Poles Safety Device Typ[...]

  • Page 17

    2-3. Other Component Specifications 0 01 02 03 04 05 06 07 08 09 0 40 60 80 100 120 140 160 180 200 20 Resistance (k ohm) Temperature (°C) 40 35 30 25 20 15 10 5 0 - 20 - 15 - 10 - 50 51 01 52 0 Temperature (°C) Resistance (k ohm) Outdoor air temp sensor Outdoor heat exchanger sensor AW / AN sensor BW / BN sensor CW / CN sensor DW / DN sensor TKS[...]

  • Page 18

    295 608 85 790 70 46 336 310 285 4-ID:23.6 ID:18 2-ID:12 569 15 70 122 158 70 142 46 Wide tube service valve dia.9.52 ( 3/8" ) × 2 Narrow tube service valve dia.6.35 (1/4") × 2 Unit: mm (852-0-0010-10700-0) 3. DIMENSIONAL D ATA Outdoor Unit  SAP-CMRV1426EH 18[...]

  • Page 19

    293 608 136 12 900 85 35 369 345 320 ID:18 5-ID:23.6 740 18 75 113 150 72 114 51 Wide tube service valve dia.9.52 ( 3/8" ) × 2 Narrow tube service valve dia.6.35 (1/4") × 2 Outdoor Unit  SAP-CMRV1926EH Unit: mm (852-0-0010-13400-0) 19[...]

  • Page 20

    293 608 136 12 35 369 345 320 ID:18 5-ID:23.6 900 85 740 18 75 70 113 150 72 70 114 51 Wide tube service valve dia.9.52 ( 3/8" ) × 3 Narrow tube service valve dia.6.35 (1/4") × 3 Outdoor Unit  SAP-CMRV1936EH Unit: mm (852-0-0010-10900-0) 20[...]

  • Page 21

    293 608 136 12 35 369 345 320 ID:18 5-ID:23.6 900 85 740 18 75 70 113 150 72 70 114 51 70 70 Wide tube service valve dia.9.52 ( 3/8" ) × 3 Narrow tube service valve dia.6.35 (1/4") × 4 Wide tube service valve dia.12.70 (1/2") × 1 Outdoor Unit  SAP-CMRV2446EH Unit: mm (852-0-0010-1 1000-0) 21[...]

  • Page 22

    293 608 136 12 35 369 345 320 ID:18 5-ID:23.6 900 85 890 18 75 70 113 150 73 70 114 51 70 70 Wide tube service valve dia.9.52 ( 3/8" ) × 2 Narrow tube service valve dia.6.35 (1/4") × 4 Wide tube service valve dia.12.70 (1/2") × 2 Outdoor Unit  SAP-CMRV3146EH Unit: mm (852-0-0010- 11 100-0) 22[...]

  • Page 23

    4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram Outdoor Unit  SAP-CMRV1426EH Insulation of Refrigerant T ubing Because capillary tubing is used in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. To prevent heat loss and wet floors due to dripping of condensation, both tubes must be well insulated w[...]

  • Page 24

    Narrow tube O.D.6.35mm O.D.6.35mm Outdoor Unit  SAP-CMRV1926EH Insulation of Refrigerant T ubing Because capillary tubing is used in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. To prevent heat loss and wet floors due to dripping of condensation, both tubes must be well insulated with a proper insulation [...]

  • Page 25

    Outdoor Unit  SAP-CMRV1936EH Insulation of Refrigerant T ubing Because capillary tubing is used in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. To prevent heat loss and wet floors due to dripping of condensation, both tubes must be well insulated with a proper insulation material. The thickness of the ins[...]

  • Page 26

    Outdoor Unit  SAP-CMRV2446EH Insulation of Refrigerant T ubing Because capillary tubing is used in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. To prevent heat loss and wet floors due to dripping of condensation, both tubes must be well insulated with a proper insulation material. The thickness of the ins[...]

  • Page 27

    Outdoor Unit  SAP-CMRV3146EH Insulation of Refrigerant T ubing Because capillary tubing is used in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. To prevent heat loss and wet floors due to dripping of condensation, both tubes must be well insulated with a proper insulation material. The thickness of the ins[...]

  • Page 28

    5. PERFORMANCE D ATA 5-1. T emperature Charts 5-1-1. Temperature Charts (SAP-CMRV1426EH) Outdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KMR V76EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pres[...]

  • Page 29

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 30

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 31

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 32

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 33

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  the indoor unit type. • Check each performance value in te[...]

  • Page 34

    • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value.  (In this case, be sure to stop all the indoor units where perfor[...]

  • Page 35

    Outdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KMR V126EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current per[...]

  • Page 36

    Outdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KR V186EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current perf[...]

  • Page 37

    • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value.  (In this case, be sure to stop all the indoor units where perfor[...]

  • Page 38

    Outdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KR V126EHDS × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current pe[...]

  • Page 39

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KMR V76EH × 1 5-1-3. Temperature Charts (SAP-CMRV1936EH) Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The perfor[...]

  • Page 40

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KMR V96EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  the [...]

  • Page 41

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KMR V126EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  the[...]

  • Page 42

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KR V186EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  the [...]

  • Page 43

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KR V96EHDSA × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  th[...]

  • Page 44

    Outdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KR V126EHDS × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on  th[...]

  • Page 45

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 46

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 47

    Outdoor Unit SAP-CMRV2446EH Indoor Unit SAP-KMR V126EH × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current per[...]

  • Page 48

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 49

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 50

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 51

    Outdoor Unit SAP-CMRV2446EH Indoor Unit SAP-KR V126EHDS × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current pe[...]

  • Page 52

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 53

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 54

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 55

    30 35 40 25 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performa[...]

  • Page 56

    30 35 40 25 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performa[...]

  • Page 57

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 58

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 50Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 50Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Page 59

    WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. 6. ELECTRICAL D ATA 6-1. Electric Wiring Diagrams Outdoor Unit  SAP-CMRV1426EH 8FA2-5257-56900-2 YEL BLU RED BLK WHT REACTANCE CONTROLLER BLK BLK BLK BLK WHT COIL/OUTDOOR COIL THERMISTOR COMPRESSOR THERMISTOR WHT[...]

  • Page 60

    WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. Outdoor Unit  SAP-CMRV1926EH 8FA2-5257-84200-0 HEATER CRANKCASE WHT (2P) CONNECTOR MAGNETIC COIL MV0 5 GRY 5 5 4 BLK 4 4 3 YEL 3 3 2 RED 2 2 1 ORG 1 1 TERMINAL PLATE 1 2 3 4 5 6 7 8 GND A INDDOR UNIT B INDDOR UNI[...]

  • Page 61

    WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. Outdoor Unit  SAP-CMRV1936EH 8FA2-5257-57000-0 RED (2P) CONNECTOR OVERLOAD RELAY (OLR) 2 2 1 1 REACTANCE CONTROLLER BLK BLK COIL/OUTDOOR COIL THERMISTOR COMPRESSOR THERMISTOR OUTDOOR THERMISTOR COMP 1 2 3 4 1 [...]

  • Page 62

    WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. Outdoor Unit  SAP-CMRV2446EH 8FA2-5257-57100-0 RED (2P) CONNECTOR OVERLOAD RELAY (OLR) 2 2 1 1 REACTANCE CONTROLLER BLK BLK COIL/OUTDOOR COIL THERMISTOR COMPRESSOR THERMISTOR OUTDOOR THERMISTOR COMP 1 2 3 4 1 [...]

  • Page 63

    WARNING To avoid electrical shock hazard, be sure to disconnect power before checking, servicing and/or cleaning any electrical parts. Outdoor Unit  SAP-CMRV3146EH 8FA2-5257-89000-0 RED (2P) CONNECTOR OVERLOAD RELAY (OLR) 2 2 1 1 REACTANCE CONTROLLER BLK BLK COIL/OUTDOOR COIL THERMISTOR COMPRESSOR THERMISTOR OUTDOOR THERMISTOR COMP 1 2 3 4 1 [...]

  • Page 64

    7. FUNCTIONS 7-1. Explanation of Functions The numerical values such as temperature, frequency, time and current in parentheses are an example of SAP-CMRV3146EH and the values are different from the other models. Control/conditions INITIAL Breaker is ON. Power is supplied to the indoor and outdoor unit control circuits, however the unit remains sto[...]

  • Page 65

    Control/conditions HEAT When defrost operation begins, frost has formed on the outdoor unit (when the ambient air temperature is low). Defrost operation begins based on outdoor heat exchanger temperature and outdoor air temperature conditions. Non-stop defrost (Refer to Fig. 1) 1. After HEAT operation begins, the temperature of the outdoor heat exc[...]

  • Page 66

    Control/conditions COOL The ON/OFF operation button on the remote controller is pressed. The room temperature has reached the desired temperature. The outdoor unit does not operate for 3 minutes even after the breaker is turned ON. This is in order to stabilize the return of oil to the compressor. Frequency control (Hz) (25) Hz (35) Hz (45) Hz (55)[...]

  • Page 67

    Control/conditions SENSOR DRY (1/f fluctuation fan) The ON/OFF operation button on the remote controller is pressed. The outdoor unit does not operate for 3 minutes even after the breaker is turned ON. This is in order to stabilize the return of oil to the compressor. The outdoor unit starts. (Compressor and the outdoor fan start.) When the frequen[...]

  • Page 68

    7-2. Protective Functions 7-2-1. Defrost Detection and Release (2) Clean defrost If all indoor units are stopped during HEAT operation, and frost is detected at the L1 line, and the conditions for defrost are met, then defrost operation occurs, and the unit stops after defrost is completed. (1) Non-stop defrosting Heating operation NOTE Defrost doe[...]

  • Page 69

    7-2-2. Current Control The operating current may rise as a result of causes including increasing heating or cooling loads or decreases in power voltage. In these cases, the operating frequency is automatically reduced, or operation is stopped, in order to control the operating current so that it is (20 A) or less. The operating frequency is reduced[...]

  • Page 70

    7-2-5. Control at HEAT Start-up If HEAT operation is started when the outdoor air temperature is 15 °C or below, the unit operates at the HEAT start-up frequency (70 Hz or above). Reset conditions The compressor frequency exceeds the start-up frequency of (70 Hz). The compressor thermostat is OFF. Frequency reduction for indoor high-load control h[...]

  • Page 71

    8. TROUBLESHOOTING 8-1. Precautions before Performing Inspection or Repair Both the indoor unit and outdoor unit include electronic control circuits.  Be sure to pay attention to the following before inspecting or repairing the outdoor- side electronic circuits. High-capacity electrolytic capacitors are used inside the outdoor unit controller (i[...]

  • Page 72

    8-2. Trouble Diagnosis by Error Monitor Lamps WARNING To prevent electric shock, do not inspect or repair until the Power Lamp on the P.C.Board is turned off. 8-2-1. Location of the Error Monitor Lamps Remove the top plate of outdoor unit and the cover of Electrical Component Box.  The Power Lamp and Error Monitor Lamps are located on the P.C.Bo[...]

  • Page 73

    8-3-1. Checking the outdoor unit 8-3. Checking the Outdoor System 8-3-2. Checking the defrost operation Work procedure Apply 220 V AC between terminals L and N on the outdoor unit terminal plate. • Short-circuit the T-RUN terminal to the COM terminal of TEST/T-RUN terminals. • The LED (red) on the control board must illuminate. • The compress[...]

  • Page 74

    8-4. Trouble Diagnosis of Each Part 8-4-1. Problems of Each Part and Inspection Points For details about the inspection points, refer to the Inspection Points for Each Part. Problems Inspection points Indoor unit Indoor unit does not operate. Self-Diagnostics check Indoor controller (control unit) Indoor fan motor Room temperature sensor Heat excha[...]

  • Page 75

    8-4-2. Inspection Points for Each Part (1) Outdoor control circuit board Refer to 8-3-1. Checking the outdoor unit. (2) Fuse Check it visually or the continuity with a tester. (3) Compressor Check for an open circuit in the compressor coil winding. (4) Compressor protective sensor (compressor discharge temperature thermistor) Check that the senseor[...]

  • Page 76

    (8) Branch tubing temperature sensor Check that the sensor is securely contained in the thermostat holder. (9) Breaker Check whether or not the breaker has been tripped. Check that the breakers and fuses used are of the specified capacity. Check that the breaker and its line are exclusive for A/C use. (10) Refrigerant gas pressure Start a COOL test[...]

  • Page 77

    8-5. Trouble Diagnosis of Fan Motor This outdoor DC fan motor contains an internal control PCB. Therefore, it is not possible to measure the coil resistance, and the following procedure should be used to check the motor . Perform the trouble diagnosis by T est Run mode described on Installation Instructions of indoor unit. [T rouble symptom 1]  [...]

  • Page 78

    A D Flare tool for R410A A D Conventional flare tool (R22) Spacer 9. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 9-1. Characteristics of New Refrigerant R410A 9-1-1. What is New Refrigerant R410A? R410A is a new refrigerant that contains two types of pseudo-non-azeotropic refrigerant mixture. Its refrigeration capacity and energy eff[...]

  • Page 79

    Tubing precautions Refrigerant R410A is more easily affected by dust or moisture compared with R22, thus be sure to temporarily cover the ends of the tubing with caps or tape prior to installation. Never use 0.7mm-thick copper tubing or tubing which is less than 0.8mm in thickness, since air conditioners with R410A are subject to higher pressure th[...]

  • Page 80

    9-3. Tools Specifically for R410A For servicing, use the following tools for R410A Gauge manifold Charging hose Gas leak detector Refrigerant cylinder Charging cylinder Refrigerant recovery unit Vacuum pump with anti-reverse flow (*1) (Solenoid valve-installed type, which prevents oil from flowing back into the unit when the power is off, is recomm[...]

  • Page 81

    9-5. In Case of Compressor Malfunction CAUTION Should the compressor malfunction, be sure to make the switch to a replacement compressor as quickly as possible. Use only the tools indicated exclusively for R410A. See "9-3. Tools Specifically for R410A." 9-5-1. Procedure for Replacing Compressor (1) Recovering refrigerant Any remaining ref[...]

  • Page 82

    Valve Single valve Charge liquid refrigerant with cylinder in up-side-down position. Single valve (with siphon tube) Charge with cylinder in normal position. Liquid Valve Liquid Charging cylinder Open Refrigerant cylinder Liqui d NO! CAUTION Never charge a large amount of liquid refrigerant at once to the unit. This may cause damage to the compress[...]

  • Page 83

    Length of tubing Evacuation time Less than 10 meters More than 10 minutes More than 10 meters More than 15 minutes 9-6. In Case Refrigerant is Leaking CAUTION Never attempt to charge additional refrigerant when refrigerant has been leaking from the unit. Follow the procedure described below to locate points of leaks and carry out repairs, then rech[...]

  • Page 84

    9-7. Charging Additional Refrigerant 9-7-1. When Tubes are Extended Observe the proper amount of refrigerant as stated in this service manual or the installation manual that came with the indoor unit. Charge additional refrigerant in liquid state only. 9-8. Retro-Fitting Existing Systems 9-8-1. Use of Existing Units Never use new refrigerant R410A [...]

  • Page 85

    INSTALLATION INSTRUCTIONS SAP-CMRV1426EH (II-852-6-4190-456-00-1) APPENDIX A The specifications of SAP-KRV96EHDSA are the same as those of SAP-KRV96EHDS described in the Installation Instruction. NOTE A-1[...]

  • Page 86

    Contents Pa g e IMPORT ANT! Please Read Before Starting .................................. 2 1. GENERAL .......................................................... 3 1-1. T ools Required for Installation (not supplied) 1-2. Accessories Supplied with Unit 1-3. Optional Copper T ubing Kit 1-4. T ype of Copper T ube and Insulation Material 1-5. Additio[...]

  • Page 87

    2 English IMPOR T ANT! Please Read Bef ore Star ting This air conditioning system meets strict safety and operat- ing standards. As the installer or service person, it is an impor tant par t of your job to install or service the system so it operates saf ely and efficiently . For safe installation and tr ouble-free operation, you must: G Carefully [...]

  • Page 88

    3 English 1. General This booklet briefly outlines where and how to install the air conditioning system. Please read ov er the entire set of instructions for the indoor and outdoor units and make sure all accessory par ts listed are with the system bef ore beginning. If the electric wir ing dia- gram does not appear in this man ual, please check f [...]

  • Page 89

    4 English 1-5. Additional Materials Required f or Installation 1. Refrigeration (ar mored) tape 2. Insulated staples or clamps f or connecting wire (See local codes) 3. Putty 4. Refrigeration lubricant 5. Clamps or saddles to secure refrigerant tubing 2. Installation Site Selection 2-1. Indoor Unit A V OID: G direct sunlight. G nearby heat sources [...]

  • Page 90

    5 English G install the indoor unit more than 1 meter aw ay from an y antenna or power lines or connecting wires used f or tele- vision, radio , telephone, security system, or intercom. Electrical noise from any of these sources ma y affect operation. G install in a sturdy manner to av oid increased operating noise. T able 3 unit: mm 2-2. Connectin[...]

  • Page 91

    6 English 2-3. Outdoor Unit A V OID: G heat sources, e xhaust f ans, etc. (Fig. 5a) G damp , humid or unev en locations. DO: G position the outdoor unit in a protected location where snow will not b low into it. G choose a place as cool as possible . G choose a place that is well v entilated. G install in a location where at least two sides are uno[...]

  • Page 92

    7 English 2-4. Outer Dimensions of Outdoor Unit unit: mm 60 8 8 5 790 3 10 2 8 5 33 6 70 569 15 15 8 70 46 122 70 142 A A (O u ter diameter ø 6. 3 5 ) (O u ter diameter ø 9.52 ) S ervice valve o n wide t u be s ide S ervice valve o n n arrow t u be s ide Fig. 6a 2-5. Diagram of Outdoor Unit Installation Never install onl y a single indoor unit. B[...]

  • Page 93

    8 English 3. Installation Pr ocess 3-1. Embedding the T ubing and Wiring G Do not connect tubes to locations that are embedded. G Be sure to bind refrigerant tubing and inter-unit cables together with vinyl tape . G The power cab le must be obtained on-site . (ø3.5: Less than 26 m) G Be sure to apply the provided labels to both ends of the inter-u[...]

  • Page 94

    9 English When reaming, hold the tube end downw ard and be sure that no copper scraps f all into the tube. (Fig. 9) (3) Remo ve the flare n ut from the unit and be sure to mount it on the copper tube. (4) Mak e a flare at the end of copper tube with a flare tool.* (Figs. 10 and 11) (*Use “RIDGID” or equivalent.) A good flare should hav e the f [...]

  • Page 95

    10 English 3-7. Insulation of Refrigerant T ubing T o prev ent heat loss and wet floors due to dripping of con- densation, both tubes must be well insulated with a proper insulation material. The thickness of the insulation should be a minim um 8 mm. (Fig. 17) 3-8. T aping the T ubes (1) At this time , the 2 refrigerant tubes (and electrical wire i[...]

  • Page 96

    Service valve on wide tube side Service valve on narrow tube side A B V acuum pump V acuum pump adapter (for preventing reverse flow) (special for R410A) High-pressure valve Manifold gauge (special for R410A) Low-pressure valve Leave the valve open. Open Charging hose (special for R410A) With push-pin Hi Lo Hex wrench (nominal size 4mm, not provide[...]

  • Page 97

    12 English (4) With the “Lo” knob of the manif old v alve open and high-pressure valv e (“Hi”) closed completely , r un the vacuum pump . Run the pump until the pres- sure is –101 kP a (–76 cmHg). The operation time f or the vacuum pump v aries with tubing length and the capacity of the pump . The follo wing table shows the amount of ti[...]

  • Page 98

    (11) Replace the flare nut on the wide tube service por t and fasten the flare nut securely with an adjustab le wrench or bo x wrench. Next, mount the v alv e cap and tighten it with a torque wrench (the cap needs to be tightened with the torque of 20 N·m (200 kgf · cm)). This process is very impor tant to prev ent gas from leaking from the syste[...]

  • Page 99

    14 English 5. Wiring Instructions 5-1. General Precautions on Wiring (1) Bef ore wiring, confir m the rated v oltage of the unit as shown on its nameplate , then carr y out the wiring closely f ollowing the wiring diagram. (2) Pro vide a power outlet to be used e xclusiv ely f or each unit, with a power supply disconnect and circuit break- er f or [...]

  • Page 100

    15 English W ARNING G Be sure to comply with local codes on running the wire from the indoor unit to the outdoor unit (size of wire and wiring method, etc.). G Each wire m ust be firmly connected. G No wire should be allowed to touch refrigerant tubing, the compressor , or any moving part. G Be sure to connect power wires correctl y matching up num[...]

  • Page 101

    16 English When connecting each power wire to the corresponding ter minal, f ollow the instructions “How to connect wiring to the ter minal” and f asten the wire securely tight with the fixing screw of the terminal plate. How to connect wiring to the terminal a) For Indoor Unit (1) Cut the wire end with a cutting pliers, then strip the insulati[...]

  • Page 102

    17 English 1 2 3 4 5 6 7 8 1 2 3 1 2 3 I ndoor unit B I ndoor unit A Ground Power: Single-phase, 220/240V AC 50HZ Power switch (not provided) Outdoor unit A T erminal board Label A I nter-unit cables T erminal board I nter-unit cables T erminal board Label B A B Power cable (not provided) (ø3.5 mm: Less than 26 m) ø1.0 (not provided) ø1.0 (not p[...]

  • Page 103

    18 English Regulations on wire size diff er from locality to locality . F or field wiring requirements, please refer to y our local electrical codes. Make sure that the installation fully complies with all local and national regulations. (1) Remo ve access panel “C”. (Fig. 32) (2) Connect the inter-unit wiring and pow er line according to the d[...]

  • Page 104

    19 English 7 . Connecting a Home A utomation De vice The HA (white) 4P ter minal is located on the indoor unit PCB . If a HA device will be used, connect it to this ter minal. Also , ref er to Section 9. Electric Wir ing Diagram in the outdoor unit installation man ual. 8. Installation Check Sheet The strength of the installation location is suffic[...]

  • Page 105

    English 2 1 2 1 2 1 2 1 BLK BLK WHT WHT WHT WHT 1 2 12 3 4 w w BLK BLK COMPRE SS OR THERMI S TOR (OLR) OVERLO AD RELA Y COMPRE SS OR MOT OR WHT RED (2P) CONNECTOR (2P) CONNECTOR COMP OLR0 OLR1 COIL/OUTDOOR w w w UV W 2 1 2 1 3 3 CM ( 3 P) CONNECTOR FERRITE CORE WHT BLU BLU WHT WHT RED(PNK) RED(PNK) GRN/YEL C R S 1 2 1 2 3 4 3 4 BLK BLK YEL YEL BLK [...]

  • Page 106

    INSTALLATION INSTRUCTIONS SAP-CMRV1926EH SAP-CMRV1936EH SAP-CMRV2446EH SAP-CMRV3146EH (II-852-6-4190-442-00-2) APPENDIX B The specifications of SAP-KRV96EHDSA are the same as those of SAP-KRV96EHDS described in the Installation Instruction. NOTE A-2[...]

  • Page 107

    Contents Pa g e IMPORT ANT! Please Read Before Starting .................................. 2 1. GENERAL .......................................................... 3 1-1. T ools Required for Installation (not supplied) 1-2. Accessories Supplied with Unit 1-3. Optional Copper T ubing Kit 1-4. T ype of Copper T ube and Insulation Mater ial 1-5. Additi[...]

  • Page 108

    2 English IMPOR T ANT! Please Read Bef ore Star ting This air conditioning system meets strict safety and oper- ating standards. As the installer or ser vice person, it is an impor tant par t of your job to install or service the system so it operates saf ely and efficiently . For safe installation and tr ouble-free operation, you must: G Carefully[...]

  • Page 109

    3 English 1. General This booklet briefly outlines where and how to install the air conditioning system. Please read ov er the entire set of instructions for the indoor and outdoor units and make sure all accessory par ts listed are with the sys- tem bef ore beginning. If the electr ic wiring diagram does not appear in this manual, please chec k fo[...]

  • Page 110

    4 English 1-5. Additional Materials Required f or Installation 1. Refrigeration (ar mored) tape 2. Insulated staples or clamps f or connecting wire (See local codes) 3. Putty 4. Refrigeration lubricant 5. Clamps or saddles to secure refrigerant tubing 2. Installation Site Selection 2-1. Indoor Unit A V OID: G direct sunlight. G nearby heat sources [...]

  • Page 111

    5 English G install the indoor unit more than 1 meter aw ay from an y antenna or power lines or connecting wires used f or tele- vision, radio , telephone, security system, or intercom. Electrical noise from any of these sources ma y affect operation. G install in a sturdy manner to av oid increased operating noise. T able 3 unit: mm * If total tub[...]

  • Page 112

    6 English (A) Fig. 4d ø9.52 Union ø12.70 Flare (ø12.70 ø9.52) Supplied Reducer ø9.52 ø9.52 ø6.35 ø9.52 ø6.35 ø9.52 ø6.35 C ø9.52 B ø12.70 A (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR V126EHDS) (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR V[...]

  • Page 113

    7 English (B) Fig. 4e ø9.52 ø9.52 ø6.35 ø9.52 ø6.35 ø12.70 ø6.35 C ø9.52 B ø12.70 A (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR V126EHDS) (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR V126EHDS) ø9.52 ø9.52 ø6.35 D Outdoor unit Indoor unit (SA[...]

  • Page 114

    8 English (A) Fig. 4h ø9.52 Union ø12.70 Flare (ø12.70 ø9.52) Supplied Reducer ø9.52 ø9.52 ø6.35 ø9.52 ø6.35 ø9.52 ø6.35 C ø12.70 B ø12.70 A (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR V126EHDS) (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR [...]

  • Page 115

    9 English (D) Fig. 4k ø15.88 Union ø12.70 Flare (ø12.70 ø15.88) Locally purchased ø9.52 ø9.52 ø6.35 ø9.52 ø6.35 ø15.88 ø6.35 C ø12.70 B ø12.70 A (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS, KR V126EHDS) (SAP-KMRV74EH, KMR V94EH, KMRV124EH) (SAP-KMRV76EH, KMR V96EH, KMRV126EH) (SAP-KRV96EHDS,[...]

  • Page 116

    10 English 2-3. Outdoor Unit A V OID: G heat sources, e xhaust f ans, etc. (Fig. 5a) G damp , humid or unev en locations. DO: G position the outdoor unit in a protected location where snow will not b low into it. G choose a place as cool as possible . G choose a place that is well v entilated. G install in a location where at least two sides are un[...]

  • Page 117

    11 English (2) SAP-CMR V1936 (3) SAP-CMR V2446 (4) SAP-CMR V3146 2-4. Outer Dimensions of Outdoor Unit 60 8 1 3 6 12 3 20 3 45 3 69 900 740 8 5 A 114 51 150 72 70 70 11 3 75 70 70 S ervice valve o n n arro w t u be s ide (O u ter diameter ø 6. 3 5 ) S ervice valve o n wide t u be s ide (O u ter diameter ø 9.52 ) S ervice valve o n wide t u be s i[...]

  • Page 118

    12 English 2-5. Diagram of Outdoor Unit Installation Never install onl y a single indoor unit. Be sure to connect indoor and outdoor units only in combinations that are listed in the catalog or in the combination table that was provided with the outdoor unit. (Use caution. Connecting any other model may result in operation failure and malfunction.)[...]

  • Page 119

    13 English 3. Installation Process 3-1. Embedding the T ubing and Wiring G Do not connect tubes to locations that are embedded. G Be sure to bind refrigerant tubing and inter-unit cables together with vinyl tape . G The power cab le must be obtained on-site . (ø3.5: Less than 26 m) G Be sure to apply the provided labels to both ends of the inter-u[...]

  • Page 120

    14 English When reaming, hold the tube end downw ard and be sure that no copper scraps f all into the tube. (Fig. 9) (3) Remove the flare n ut from the unit and be sure to mount it on the copper tube. (4) Make a flare at the end of copper tube with a flare tool.* (Figs. 10 and 11) (*Use “RIDGID” or equivalent.) A good flare should hav e the f o[...]

  • Page 121

    15 English 3-7. Insulation of Refrigerant T ubing T o prev ent heat loss and wet floors due to dripping of con- densation, both tubes must be well insulated with a proper insulation material. The thickness of the insulation should be a minim um 8 mm. (Fig. 17) 3-8. T aping the T ubes (1) At this time, the 2 refrigerant tubes (and electr ical wire i[...]

  • Page 122

    16 English 4. Air Pur ging Air and moisture remaining in the refrigerant system hav e undesirab le effects as indicated belo w . Theref ore, they m ust be purged completely . G pressure in the system rises G operating current rises G cooling efficiency drops G moisture in the air ma y freeze and bloc k capillar y tubing G water ma y lead to corrosi[...]

  • Page 123

    17 English (4) With the “Lo” knob of the manifold v alve open and high-pressure valv e (“Hi”) closed completely , r un the vacuum pump . Run the pump until the pres- sure is –101 kP a (–76 cmHg). The operation time f or the vacuum pump v aries with tubing length and the capacity of the pump . The following tab le shows the amount of tim[...]

  • Page 124

    18 English I Pump Down G When relocating or disposing of the Air Conditioner , request this ser vice from the dealer where the unit was purchased, or from an appropriate agent. P erform pump-down as described below . What is pump-down? G Pump-down ref ers to recov ering the refrigerant gas from the refrigerant cycle at the outdoor unit. This wor k [...]

  • Page 125

    19 English 5. Wiring Instructions 5-1. General Precautions on Wiring (1) Bef ore wiring, confir m the rated v oltage of the unit as shown on its nameplate , then carr y out the wiring closely f ollowing the wiring diagram. (2) Provide a power outlet to be used e xclusiv ely f or each unit, with a power supply disconnect and circuit break- er f or o[...]

  • Page 126

    20 English W ARNING G Be sure to comply with local codes on running the wire from the indoor unit to the outdoor unit (size of wire and wiring method, etc.). G Each wire m ust be firmly connected. G No wire should be allowed to touch refrigerant tubing, the compressor , or an y moving part. G Be sure to connect power wires correctl y matching up nu[...]

  • Page 127

    21 English When connecting each power wire to the corresponding ter minal, f ollow the instructions “How to connect wiring to the terminal” and f asten the wire securely tight with the fixing screw of the terminal plate. How to connect wiring to the terminal a) For Indoor Unit (1) Cut the wire end with a cutting pliers, then strip the insulatio[...]

  • Page 128

    1 2 3 1 2 3 1 2 3 1 2 3 I ndoor unit D I ndoor unit B I ndoor unit A I ndoor unit C Ground Power: Single-phase, 220/240V AC 50HZ Power switch (not provided) Outdoor unit T erminal board Label A I nter-unit cables T erminal board I nter-unit cables T erminal board Label B Label C I nter-unit cables T erminal board I nter-unit cables T erminal board [...]

  • Page 129

    23 English Regulations on wire size diff er from locality to locality . F or field wiring requirements, please refer to y our local electrical codes. Make sure that the installation fully complies with all local and national regulations. (1) Remove access panel “C”. (Fig. 32) (2) Connect the inter-unit wir ing and pow er line according to the d[...]

  • Page 130

    24 English 7 . Connecting a Home A utomation Device The HA (white) 4P ter minal is located on the indoor unit PCB . If a HA device will be used, connect it to this ter minal. Also , ref er to Section 9. Electr ic Wiring Diagram in the outdoor unit installation manual. 8. Installation Chec k Sheet The strength of the installation location is suffici[...]

  • Page 131

    EV APORA T OR BLK RED WHT WHT TERMINAL BA S E FERRITE CORE IND LAMP A SS Y TO OUTDOOR UNIT RED WHT WHT WHT WHT WHT WHT WHT WHT YEL BRN BLU PNK RED S I-2 S I AC IN AC IN-2 FLAP 5P(WHT) LAMP CONTROLLER FLAP MOT OR FAN M OTOR CONNECTOR 4P(WHT) 9P(WHT) RED BLK UV A SS Y HA JEM-A 1 2 3 4 5 2 3 4 1 5 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 BLU YEL WHT BLK RE[...]

  • Page 132

    English WHT WHT L2 L1 WHT WHT WHT 2P-CONNECTOR 21 21 REACT ANCE WW HEA TER1 HEA TER0 CRANKCA S E HEA TER COIL THERMI S TOR COMP COIL/OUTDOOR A-TH B-TH COMPRE SS OR THERMI S TOR OUTDOOR THERMI S TOR AW THERMI S TOR WW DEF1 DEF0 WW RV1 RV 0 DEF COIL DEFRO S T V AL VE 21 21 RV COIL 4WA Y VAL VE AN THERMI S TOR BN THERMI S TOR BW THERMI S TOR BLK 2P-CO[...]

  • Page 133

    English WHT WHT L2 L1 WHT WHT WHT 2P-CONNECTOR 21 21 REACT ANCE WW HEA TER1 HEA TER0 CRANKCA S E HEA TER COIL THERMI S TOR COMP COIL/OUTDOOR A-TH B-TH COMPRE SS OR THERMI S TOR OUTDOOR THERMI S TOR AW THERMI S TOR WW DEF1 DEF0 WW RV1 RV 0 DEF COIL DEFRO S T V AL VE 21 21 RV COIL 4WA Y VAL VE AN THERMI S TOR BN THERMI S TOR BW THERMI S TOR BLK 2P-CO[...]

  • Page 134

    28 English En g li s h E sp añol Françai s Deut s ch Mea n i ng of Abbre viatio ns 1 2 3 4 5 6 7 8 9 10 11 ABBREV . BLK BLU BRN GRN/YEL GR Y ORG PNK RED VL T WHT YEL MEANING BLACK BLUE BRO WN GREEN/YELLOW GREY ORANGE PINK RED VIOLET WHITE YELLOW S i gn ificado de la s abreviat u ra s 1 2 3 4 5 6 7 8 9 10 11 ABREV . BLK BLU BRN GRN/YEL GR Y ORG PN[...]

  • Page 135

    UNIT COMBINATION TABLES APPENDIX C Be sure to operate the air conditioning system only when 2 or more indoor units have been installed. If operated with only a single unit installed, the returning fluid to the compressor may cause a malfunction. NOTE < List of Combination Table > Name of Combination Table 2-Room Outdoor Unit Combination Table[...]

  • Page 136

    © SANY O 200 8 Pub . OI-85264181 076 001 SAP-CMR V1426EH <Combinations of Connectable Indoor Units> The combinations of the indo or units listed in T able 1 and 2 on the ne xt page are combinati ons solely of those units which can be oper ated concurrently . In addition to t he combinations listed in the table , other combinations o f indoor[...]

  • Page 137

    T able 1 Room Room Room Room AB Capacity ( Min. - Max. ) AB Capacity ( Min. - Max. ) 2.2 = 2.2 2.20 2.2 ( 1.2 - 2.6 ) 2.50 2.5 ( 1.4 - 3.5 ) 2.65 = 2.65 2.65 2.65 ( 1.2 - 3.2 ) 3.60 3.6 ( 1.4 - 4.0 ) 3.5 = 3.5 3.50 3.5 ( 1.3 - 3.6 ) 4.20 4.2 ( 1.5 - 4.2 ) 2.2 + 2.2 = 4.4 1.80 1.80 3.6 ( 2.0 - 4.5 ) 2.10 2.10 4.2 ( 2.0 - 5.0 ) 2.2 + 2.65 = 4.85 1.68[...]

  • Page 138

    Pub . OI-85264181 040 002 © SANY O 200 8 SAP-CMR V1926EH <Combinations of Connectable Indoor Units> The combinations of the indo or units listed in T able 1 and 2 on the ne xt page are combinati ons solely of those units which can be oper ated concurrently . In addition to t he combinations listed in the table , other combinations o f indoor[...]

  • Page 139

    Table 1 Room Room Room Room AB Capacity ( Min. - Max. ) AB Capacity ( Min. - Max. ) 2.2 = 2.2 2.20 2.2 ( 1.4 - 2.6 ) 2.50 2.5 ( 1.8 - ) 2.65 = 2.65 2.65 2.65 ( 1.4 - 3.2 ) 3.60 3.6 ( 1.8 - 4.7 4.3 ) 3.5 = 3.5 3.50 3.5 ( 1.5 - 3.6 ) 4.20 4.2 ( 1.9 - 5.1 ) 5.15 = 5.15 5.15 5.15 ( 1.6 - 5.8 ) 6.00 6.0 ( 2.0 - 7.8 ) 2.2 + 2.2 = 4.4 2.20 2.20 4.4 ( 2.0 [...]

  • Page 140

    © SANY O 200 8 Pub . OI-85264181 041 002 SAP-CMR V1936EH <Combinations of Connectable Indoor Units> The combinations of the indo or units listed in T able 1 and 2 on the ne xt page are combinati ons solely of those units which can be oper ated concurrently . In addition to t he combinations listed in the table , other combinations o f indoor[...]

  • Page 141

    Table 1 Room Room Room Room Room Room AB C Capacity ( Min. - Max. ) AB C Capacity ( Min. - Max. ) 2.2 = 2.2 2.20 2.2 ( 1.4 - 2.6 ) 2.50 2.5 ( 1.8 - 4.3 ) 2.65 = 2.65 2.65 2.65 ( 1.4 - 3.2 ) 3.60 3.6 ( 1.8 - 4.7 ) 3.5 = 3.5 3.50 3.5 ( 1.5 - 3.6 ) 4.20 4.2 ( 1.9 - 5.1 ) 5.15 = 5.15 5.15 5.15 ( 1.6 - 5.8 ) 6.00 6.0 ( 2.0 - 7.8 ) 2.2 + 2.2 = 4.4 2.20 2[...]

  • Page 142

    © SANY O 200 8 Pub . OI-85264181 042 002 SAP-CMR V2446EH <Combinations of Connectable Indoor Units> The combinations of the indoor units list ed in T able 1 on page 2 and T able 2 on page 3 are combinations solely of those units which can be o perated concurrently . In addition to the combinat ions listed in the tabl e, other combinations of[...]

  • Page 143

    • The table lists the wall- mounted type of indoor units as repr esentative models. • For de tails on the connection of indoor units other than the wall-mounte d type, ref er to the catalog. Table 1 < Combinations of operatable indoor units > SAP-CMRV2444EH (Rated cooling capacity: 6.8 kW) 2.2: SAP-KMRV74EH 2.65: SAP-KMRV94EH 3.5: SAP-KMR[...]

  • Page 144

    Table 2 –3– NO TE 2.65: SAP-KR V96EHDS 3.5: SAP-KR V126EHDS Room Room Room Room Room Room Room Room A B C D Capacity ( Min. - Max. ) A B C D Capacity ( Min. - Max. ) 2.65 = 2.65 2.65 2.65 ( 1.4 - 3.2 ) 3.60 3.6 ( 1.8 - 4.7 ) 3.5 = 3.5 3.50 3.5 ( 1.5 - 3.6 ) 4.20 4.2 ( 1.9 - 5.1 ) 2.65 + 2.65 = 5.3 2.55 2.55 5.1 ( 2.0 - 5.8 ) 3.58 3.58 7.15 ( 2.[...]

  • Page 145

    © SANY O 200 8 Pub . OI-85264181 043 002 SAP-CMR V3146EH <Combinations of Connectable Indoor Units> The combinations of the indoor units list ed in T able 1 on page 2 and T able 2 on page 3 are combinations solely of those units which can be o perated concurrently . In addition to the combinat ions listed in the tabl e, other combinations of[...]

  • Page 146

    • The table lists the wall-mounted type of indoor units as repr esentativ e models. • For de tails on the connection of indo or units other than the wall-mo unted type, ref er to the catalog . Table 1 < Combinations of operatable indoor units > (Rated cooling capacity: 8.0 kW) –2– SAP-CMR V3146EH NO TE 2.2: SAP-KMR V74/76EH 2.65: SAP-[...]

  • Page 147

    Table 2 –3– Room Room Room Room Room Room Room Room A B C D Capacity ( Min. - M ax. ) A B C D Capacity ( Min. - Max. ) 2.65 = 2.65 2.65 2.65 ( 1.5 - 3.2 ) 3.60 3.6 ( 1.8 - 4.7 ) 3.5 = 3.5 3.50 3.5 ( 1.6 - 3.6 ) 4.20 4.2 ( 1.9 - 5.1 ) 2.65 + 2.65 = 5.3 2.60 2.60 5.2 ( 2.0 - 6.0 ) 3.50 3.50 7.0 ( 2.4 - 8.3 ) 2.65 + 3.5 = 6.15 2.43 3.22 5.65 ( 2.0[...]

  • Page 148

    SANYO Electric Co., Ltd. Osaka, Japan Jan. / 2010 Printed in Japan (T)[...]