Manuals / Sanyo / Household Appliance / Air Conditioner

Sanyo SAP-KRV94EHDX service manual File No, Indoor Unit, Outdoor Unit, SAP-CRV94EHDX, 1 852

Models: SAP-KRV94EHDX

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TECHNICAL & SERVICE MANUAL

SAP-KRV94EHDX + SAP-CRV94EHDX SAP-KRV124EHDX + SAP-CRV124EHDX

FILE NO.

Destination: Europe Northern Europe

DC INVERTER SPLIT SYSTEM AIR CONDITIONER

Indoor Model No.	Product Code No.

SAP-KRV94EHDX	1 852 099 77

SAP-KRV124EHDX	1 852 099 78

Outdoor Model No. Product Code No.

SAP-CRV94EHDX	1 852 330 10
SAP-CRV124EHDX	1 852 330 11

Indoor Unit

Outdoor Unit

SAP-KRV94EHDX	SAP-CRV94EHDX
SAP-KRV124EHDX	SAP-CRV124EHDX

IMPORTANT

These air conditioners employ new refrigerant R410A.

Pay special attention when servicing the unit.

REFERENCE NO. SM700639

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Sanyo SAP-KRV94EHDX service manual File No, Indoor Unit, Outdoor Unit, Dc Inverter Split System Air Conditioner, 1 852

Contents

Indoor Unit FILE NOOutdoor Unit DC INVERTER SPLIT SYSTEM AIR CONDITIONERSPECIFICATIONS Table of Contents4. REFRIGERANT FLOW DIAGRAM 7. INSTALLATION INSTRUCTIONSSPECIAL PRECAUTIONS WHEN SERVICING UNIT 10. TROUBLESHOOTING11. CHECKING ELECTRICAL COMPONENTS 12. REFRIGERANT R410AWhen Transporting SPECIAL PRECAUTIONSWhen Installing WARNING When WiringTemperature 1. OPERATING RANGEIndoor Air Intake Temp Outdoor Air Intake Temp2-1.Unit Specifications 2. SPECIFICATIONSFeatures Dimensions & WeightFeatures Power SourceDimensions & Weight Voltage Rating2-2-1.Indoor Unit 2-2.Major Component SpecificationsRemote Control Unit Control PCBControl PCB Remote Control UnitFan Motor Flap MotorControl PCB 2-2-2.Outdoor UnitCompressor Fan MotorCompressor Control PCBFan Motor Heat Exchanger Coil2-3.Other Component Specifications Unit mm 3. DIMENSIONAL DATASAP-CRV124EHDX 4-1.Refrigerant Flow Diagram 4. REFRIGERANT FLOW DIAGRAMInsulation of Refrigerant Tubing Cooling Characteristics 5-1.Temperature ChartsHeating Characteristics 5. PERFORMANCE DATAHeating Characteristics Cooling CharacteristicsIndoor Unit SAP-KRV124EHDX Outdoor Unit SAP-CRV124EHDX5-2.Air Throw Distance Charts Indoor Unit SAP-KRV124EHDX 6. ELECTRICAL DATA 6-1.Electrical CharacteristicsIndoor Unit SAP-KRV124EHDXTo avoid electrical shock hazard, be sure to 6-2.Electric Wiring DiagramsABBREV MEANING7-1.Installation Site Selection 7. INSTALLATION INSTRUCTIONS7-1-1.Indoor Unit About 7-1-2.Outdoor Unit7-2.Recommended Wire Length and Diameter 7-3-1.Mounting on a Wall 7-3.Remote Control Unit Installation PositionFig. 8a 7-4.How to Test Run the Air ConditionerFig. 8b Fig. 8cHow to remove the grille 7-5.Remove the Grille to Install the Indoor UnitHow to replace the grille Fig. Fig8-1.Address Setting of the Remote Control Unit 8. MAINTENANCEStopper 8-2.Removing and Mounting the Drain HoseDrain hose Stopper8-3.Removing the Electrical Component Box 3Removing the electrical component box 8-4.Removing the Panel Motor 1-1Center part below the air outlet 8-5-1.Removing the Drain Pan Air Outlet Assy1-2Right side drain pan 1-3Left side drain pan8-5-2.Mounting the Drain Pan Air Outlet Assy 2Secure the drain pan to the hook 8-6.Removing the Negative Ion Generator2-2Also secure C to the hook P.C.Board from the drain pan Air Outlet Assy8-7-1.Removing the Fan Motor 8-7.Removing and Mounting the Fan Motor8-7-2.Mounting the Fan Motor 8-8.Removing the Fan How to Connect How to DisconnectPull the cover upward 9-1.Operation Functions 9. FUNCTIONSEmergency operation AUTO cooling/heating operationTimer backup HIGH POWERLamp colors NIGHT SETBACK9-2.Protective Functions Compressor discharge temperature controlOverload prevention during heating Freeze preventionCT Peak current cut-offcontrol Defrost detection and releaseDefrosting Sequence 10-2.Method of Self-Diagnostics 10. TROUBLESHOOTINGPROCEDURE 1 Self-diagnosticsLamps 10-3.Checking the Indoor and Outdoor Units Diagnostic procedure 10-4-1.Indoor Fan MotorDiagnostic results Remedy for symptom 3 to10-4-2.Outdoor Fan Motor Trouble Locations most susceptible to noiseCorrection Locations most susceptible to noise1Is the grille mounted in place? Judgment 10-6-2.Making a Diagnosis of the Panel Motor11. CHECKING ELECTRICAL COMPONENTS 11-1-1.Power Supply Cord11-1.Measurement of Insulation Resistance 11-1-2.Indoor Unit11-2.Checking Continuity of Fuse on PCB Assy 12-1.Characteristics of New Refrigerant R410A SPECIAL PRECAUTIONS WHEN SERVICING UNIT12-2.Checklist before Servicing 12-1-1.What is New Refrigerant R410A?No addition of compressor oil for R410A Tubing precautionsNo use of refrigerant other than R410A If refrigerant R410A is exposed to fire12-3.Tools Specifically for R410A 12-4.Tubing Installation ProceduresTool Distinction Tool Name12-5.In Case of Compressor Malfunction 12-5-1.Procedure for Replacing Compressor1 Recovering refrigerant 2 Replacing CompressorPage 2 Recovering refrigerant 12-6.In Case Refrigerant is Leaking1 Detecting Leaks 3 Welding leaking points12-7.Charging Additional Refrigerant 12-7-1.When Tubes are Extended12-8. Retro-FittingExisting Systems 12-8-1.Use of Existing UnitsOI-852-6-4180-791-00-0 Features Alert Symbols ContentsProduct Information Safety Instructions Installation LocationElectrical Requirements Names of Parts Remote control unit Drain hose Refrigerant tubesAir intakes INDOOR UNIT Air outlet OUTDOOR UNIT Air outletFILTER RESET button Unit Display and Operation ButtonINDOOR UNIT Displayed when setting temperature Remote Control Unit DisplayDisplayed when transmitting data Displayed when indoor unit sensor is in useRemote Control Unit Remote Control Unit continued Remote Control Unit continued Using the Remote Control UnitUsing the Remote Control Unit continued 1. Automatic Operation Operation with the Remote Control Unit2. Manual Operation Operation with the Remote Control Unit continued4.Fan Only 3.Adjusting the Fan SpeedOperation with the Remote Control Unit continued STEP STEP STEPOperation with the Remote Control Unit continued 5. Night Setback Mode9. LED CLEAN Mode 7. HIGH POWER Mode6. QUIET Mode 8. ION ModeSpecial Remarks Remote Control Unit‘‘DRY’’ Operation Heating1. How to set the present Setting the Timertime REPEAT timer Setting the Timer continuedTips for Energy Saving Using the 1.2.3.5-HourOFF TimerAdjusting the Airflow Direction Operation without the Remote Control Unit Care and CleaningHow to replace the anti-mold1 Care and Cleaning continuedRemounting the front panel Anti-MoldFilterHow to clean the air clean filter Care and Cleaning continuedfilter Operating Range TroubleshootingTrouble Possible Cause

TECHNICAL & SERVICE MANUAL

FILE NO.

DC INVERTER SPLIT SYSTEM AIR CONDITIONER

Indoor Model No.

Product Code No.

SAP-KRV94EHDX

1 852 099 77

SAP-KRV124EHDX