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Sanyo SAP-CMRV1426EH-F service manual SANYO Electric Co., Ltd Osaka, Japan Jan, Printed in Japan T

Models: SAP-CMRV1926EH SAP-CMRV1426EH-F

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SANYO Electric Co., Ltd.

Osaka, Japan

Jan. / 2010

Printed in Japan (T)

Page 148

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Sanyo SAP-CMRV1426EH-F, SAP-CMRV1926EH service manual SANYO Electric Co., Ltd Osaka, Japan Jan, Printed in Japan T

Contents

FILE NO TECHNICAL & SERVICE MANUALDC INVERTER MULTI-SYSTEMAIR CONDITIONER SAP-CMRV1926EH SAP-CMRV1426EHSAP-CMRV1936EHPlease Read Before Starting WARNING When WiringWhen Transporting When InstallingTable of Contents SPECIFICATIONSREFRIGERANT FLOW DIAGRAM TROUBLESHOOTINGINSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONSAPPENDIX A APPENDIX BAPPLICABLE INDOOR UNITS 1. OPERATING RANGE 2. SPECIFICATIONS 2-1.Unit SpecificationsSAP-CMRV1426EH SAP-KMRV96EH ⋅SAP-CMRV1926EH SAP-KMRV96EH ⋅ 1 + SAP-KRV186EH ⋅SAP-CMRV1936EH SAP-KMRV96EH ⋅SAP-CMRV2446EH SAP-KMRV96EH ⋅SAP-CMRV3146EH SAP-KMRV96EH ⋅2-2-1.Outdoor Unit 2-2.Major Component SpecificationsOutdoor Unit SAP-CMRV1426EH Outdoor Unit SAP-CMRV1926EH Outdoor Unit SAP-CMRV1936EH Outdoor Unit SAP-CMRV2446EH Outdoor Unit SAP-CMRV3146EH 2-3.Other Component Specifications Resistance k ohmTemperature C Resistance k ohmID:18 3. DIMENSIONAL DATAOutdoor Unit SAP-CMRV1426EH Outdoor Unit SAP-CMRV1926EH Unit mmOutdoor Unit SAP-CMRV1936EH Unit: mm 852-0-0010-10900-0Outdoor Unit SAP-CMRV2446EH Unit: mm 852-0-0010-11000-0Outdoor Unit SAP-CMRV3146EH Unit: mm 852-0-0010-11100-04. REFRIGERANT FLOW DIAGRAM 4-1.Refrigerant Flow DiagramOutdoor Unit SAP-CMRV1426EH Indoor unitIndoor unit Outdoor Unit SAP-CMRV1926EHOutdoor unit Indoor unit Outdoor Unit SAP-CMRV1936EHOutdoor unit Indoor unit Outdoor Unit SAP-CMRV2446EHOutdoor unit Insulation of Refrigerant Tubing Outdoor Unit SAP-CMRV3146EHIndoor unit Outdoor unit5. PERFORMANCE DATA 5-1.Temperature ChartsOutdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KMRV76EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KMRV96EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KMRV126EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KRV96EHDSA ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1426EH Indoor Unit SAP-KRV126EHDS ⋅Cooling Characteristics Heating Characteristics5-1-2.Temperature Charts SAP-CMRV1926EH Outdoor Unit SAP-CMRV1926EHCooling Characteristics Heating Characteristics1 Low pressure performance chart 1 High pressure performance chartCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KMRV126EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KRV186EH ⋅Cooling Characteristics Heating Characteristics1 Low pressure performance chart 1 High pressure performance chartCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1926EH Indoor Unit SAP-KRV126EHDS ⋅Cooling Characteristics Heating Characteristics5-1-3.Temperature Charts SAP-CMRV1936EH Outdoor Unit SAP-CMRV1936EH Indoor UnitCooling Characteristics Heating Characteristics1 Low pressure performance chart 1 High pressure performance chartCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KMRV126EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KRV186EH ⋅Cooling Characteristics Heating Characteristics1 Low pressure performance chart 1 High pressure performance chartCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV1936EH Indoor Unit SAP-KRV126EHDS ⋅Cooling Characteristics Heating Characteristics5-1-4.Temperature Charts SAP-CMRV2446EH Outdoor Unit SAP-CMRV2446EH Indoor UnitCooling Characteristics Heating Characteristics1 Low pressure performance chart 1 High pressure performance chartCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV2446EH Indoor Unit SAP-KMRV126EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV2446EH Indoor Unit SAP-KRV186EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV2446EH Indoor Unit SAP-KRV246EH ⋅Cooling Characteristics Heating Characteristics1 Low pressure performance chart 1 High pressure performance chartCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV2446EH Indoor Unit SAP-KRV126EHDS ⋅Cooling Characteristics Heating Characteristics5-1-5.Temperature Charts SAP-CMRV3146EH Outdoor Unit SAP-CMRV3146EH Indoor UnitCooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV3146EH Indoor Unit SAP-KMRV96EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV3146EH Indoor Unit SAP-KMRV126EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV3146EH Indoor Unit SAP-KRV186EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV3146EH Indoor Unit SAP-KRV246EH ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV3146EH Indoor Unit SAP-KRV96EHDSA ⋅Cooling Characteristics Heating CharacteristicsOutdoor Unit SAP-CMRV3146EH Indoor Unit SAP-KRV126EHDS ⋅6-1.Electric Wiring Diagrams 6. ELECTRICAL DATAand/or cleaning any electrical parts Outdoor Unit SAP-CMRV1426EHand/or cleaning any electrical parts Outdoor Unit SAP-CMRV1926EHand/or cleaning any electrical parts Outdoor Unit SAP-CMRV1936EHand/or cleaning any electrical parts Outdoor Unit SAP-CMRV2446EHand/or cleaning any electrical parts Outdoor Unit SAP-CMRV3146EH7. FUNCTIONS 7-1.Explanation of FunctionsClean defrost Control/conditionsUnit operation ExplanationControl/conditions Unit operationExplanation COOL1/f fluctuation fan 1/f fluctuation fanFig. 7-2.Protective Functions 2 Clean defrost7-2-1.Defrost Detection and Release 1 Non-stopdefrosting7-2-2.Current Control Description of function1Automatic frequency control 2 Current controlReset conditions 7-2-3.Low Start Current7-2-4.Compressor Temperature Control 7-2-5.Control at HEAT Start-up8. TROUBLESHOOTING 8-2.Trouble Diagnosis by Error Monitor Lamps 8-2-1.Location of the Error Monitor Lamps8-2-2.Display of the Error Monitor Lamps the Power Lamp on the P.C.Board is turned off8-3-1.Checking the outdoor unit 8-3.Checking the Outdoor System8-3-2.Checking the defrost operation 8-4.Trouble Diagnosis of Each Part 8-4-1.Problems of Each Part and Inspection Points1 Outdoor control circuit board 2 Fuse3 Compressor 54-wayvalve9 Breaker 8 Branch tubing temperature sensor10 Refrigerant gas pressure Diagnostic procedure Diagnostic resultsRemedy for symptom 3 to Measurement locationSPECIAL PRECAUTIONS WHEN SERVICING UNIT 9-1.Characteristics of New Refrigerant R410A9-2.Checklist before Servicing 9.REFRIGERANT R410ATubing precautions No addition of compressor oil for R410ANo use of refrigerant other than R410A If refrigerant R410A is exposed to fire9-4.Tubing Installation Procedures 9-3.Tools Specifically for R410AFor servicing, use the following tools for R410A Tool Distinction9-5.In Case of Compressor Malfunction 1 Recovering refrigerant2 Replacing Compressor 3 Checking for sealingConfiguration and characteristics of cylinders 5 RechargingNever charge a large amount the unit. This may cause9-6.In Case Refrigerant is Leaking 2 Recovering refrigerant1 Detecting Leaks 3 Welding leaking points9-7.Charging Additional Refrigerant 9-8. Retro-FittingExisting Systems9-7-1.When Tubes are Extended 9-8-1.Use of Existing UnitsAPPENDIX A INSTALLATION INSTRUCTIONS SAP-CMRV1426EHINSTALLATION INSTRUCTIONS For Outdoor Unit7.CONNECTING A HOME AUTOMATION INSTALLATION CHECK SHEETEnglish In Case of Improper InstallationWARNING When Wiring When Transporting1-1.Tools Required for Installation not supplied 1-2.Accessories Supplied with Unit TableEnglish 1-3.Optional Copper Tubing KitEnglish 2-1.Indoor UnitAVOID Fig.2-2.Connecting Indoor Units EnglishTable Fig.English 2-3.Outdoor Unit AVOIDFig. 5a Fig. 5bEnglish 2-5. Diagram of Outdoor Unit Installation2-4.Outer Dimensions of Outdoor Unit Never install only a single indoor unit3-1. Embedding the Tubing and Wiring 3-4.Flaring Procedure with a Flare ToolEnglish 3-2. Drain Cap and Drain Elbow3-5.Caution Before Connecting Tubes Tightly EnglishFig. 3-6.Tubing Connectionstubing and electric wiring 3-9.Finishing the InstallationEnglish Be sure to match refrigerantEnglish 4. Air PurgingAir Purging with a Vacuum Pump for Test Run Fig.English TableBe sure to completely insert the hex wrench beforeWhat is pump-down? Pump-downprocedureEnglish gas without releasing it into the atmosphere5. Wiring Instructions 5-1.General Precautions on Wiring5-2.Recommended Wire Length and Diameter EnglishEach wire must be firmly connected 5-3.Wiring System DiagramEnglish Fig.5-4.How to Connect Wiring to the Terminal Loose wiring may cause thefore, be sure all wiring is How to connect wiring to the terminal5-5.Wiring Instructions for the Outdoor Unit EnglishBe sure to perform grounding Fig.Checking tubing and wiring English6. Test Run Performing a test run7. Connecting a Home Automation Device 8. Installation Check Sheet9. Electric Wiring Diagram EnglishEnglish SAP-KMRV76/96/126EHFig. 33b SAP-KRV96/126EHDSSAP-CMRV1926EH SAP-CMRV1936EH SAP-CMRV2446EH APPENDIX B INSTALLATION INSTRUCTIONSSAP-CMRV3146EH Español Français Deutsch Italiano Português EÏÏËÓÈÎ¿INSTALLATION INSTRUCTIONS INSTALLATION SITE SELECTIONWhen Installing… In Case of Improper InstallationWARNING When Wiring When Transporting1-1.Tools Required for Installation not supplied 1-2.Accessories Supplied with Unit TableEnglish A B C DEnglish 2-1.Indoor UnitAVOID Fig.2-2.Connecting Indoor Units EnglishTable Fig.2 Connecting indoor unit for SAP-CMRV1936 A 3Connecting indoor unit for SAP-CMRV2446 AEnglish Fig. 4bEnglish Fig. 4eFig. 4f Fig. 4g4Connecting indoor unit for SAP-CMRV3146 A EnglishFig. 4h Fig.English Fig. 4kFig. 4l unit: mmEnglish About2-3.Outdoor Unit AVOID Fig. 5a2-4.Outer Dimensions of Outdoor Unit Fig. 6cFig. 6d unit: mm2-5. Diagram of Outdoor Unit Installation Never install only a single indoor unitEnglish Fig. 6e3-1. Embedding the Tubing and Wiring 3-4.Flaring Procedure with a Flare ToolEnglish 3-2. Drain Cap and Drain ElbowD C B 3-5.Caution Before Connecting Tubes TightlyEnglish inside surface is glossy and smoothtubing and electric wiring 3-9.Finishing the InstallationEnglish Be sure to match refrigerantBefore using the vacuum pump When using a hex wrench to open the spindle, anThis does not indicate a problem EnglishEnglish TableBe sure to completely insert the hex wrench beforeWhat is pump-down? Pump-downprocedureEnglish gas without releasing it into the atmosphere5-1.General Precautions on Wiring 5-2.Recommended Wire Length and DiameterEnglish TableEach wire must be firmly connected 5-3.Wiring System DiagramEnglish 3 indoor units with SAP-CMRV19365-4.How to Connect Wiring to the Terminal Loose wiring may cause thefore, be sure all wiring is How to connect wiring to the terminalwiring. The units will not function if the wiring Use a dedicated Air Conditioner circuit for powerEnglish Indoor unit AChecking tubing and wiring Access panel CPerforming a test run Fig.English ¢È¿ÁÚ·ÌÌ· ËÏÂÎÙÚÈÎ‹˜ Î·Ïˆ‰›ˆÛË˜SAP-KMRV74/94/124EH Indoor Unit Unidad interior Appareil intérieurSAP-KRV184/244EH SAP-KMRV76/96/126EHFig. 33d SAP-KRV96/126EHDSEnglish Outdoor Unit Unidad exterior Appareil extérieurAußengerät Unità Esterna Unidade exterior ∂ÍˆÙÂÚÈÎ‹ ÌÔÓ¿‰·English SAP-CMRV2446EHFig. 34c SAP-CMRV3146EHEnglish EnglishEspañol FrançaisAPPENDIX C UNIT COMBINATION TABLES SAP-CMRV1426EH 2-RoomOutdoor Unit Combination Table<Combinations of Connectable Indoor Units> < Combinations of operatable indoor units > SAP-CMRV1426EHRated cooling capacity: 4.0 kW Table2-RoomOutdoor Unit Combination Table SAP-CMRV1926EH<Combinations of Connectable Indoor Units> SAP-CMRV1926EHV1924EH Rated cooling capacity: 5.6 kWCombinations of operatable indoor units TableSAP-CMRV1936EH 3-RoomOutdoor Unit Combination Table<Combinations of Connectable Indoor Units> SAP-CMRV1936EHRV1934EH < Combinations of operatable indoor units >Rated cooling capacity: 5.6 kW TableSAP-CMRV2446EH 4-RoomOutdoor Unit Combination Table<Combinations of Connectable Indoor Units> SAP-CMRV24446EH Rated cooling capacity: 6.8 kW< Combinations of operatable indoor units > NOTENOTE•When one or more SAP-KRVxxEHDSindoor units are operated concurrently with one or more SAP-KMRVxxEHindoor units, the performance specifications of the SAP-KRVxxEHDSmodels will decrease by 5% from those listed in the Table 4-RoomOutdoor Unit Combination Table SAP-CMRV3146EHCombinations of Connectable Indoor Units < Combinations of operatable indoor units > SAP-CMRV3146EHRated cooling capacity: 8.0 kW 2.65: SAP-KRV96EHDS 3.5: SAP-KRV126EHDS SANYO Electric Co., Ltd Osaka, Japan Jan. / Printed in Japan T