Manuals / Sanyo / Household Appliance / Air Conditioner

Sanyo CH1271, CH0971 SANYO Commercial Solutions, A Division of SANYO North America Corporation

Models: CH0971 CH1271

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SANYO Commercial Solutions

A Division of SANYO North America Corporation

1300 Michael Drive, Suite A

Wood Dale, IL 60191, U.S.A.

Sanyo Canada Inc.

1-300 Applewood Crescent, Concord, Ontario L4K 5C7, CANADA

Apr. / 2009 (T)

Image 104

Sanyo CH1271, CH0971 SANYO Commercial Solutions, A Division of SANYO North America Corporation, Michael Drive, Suite A

Contents

KHS0971 + CH0971 KHS1271 + CH1271 DC INVERTER SPLIT SYSTEM AIR CONDITIONERKHS0971 CH0971SPECIAL PRECAUTIONS WARNING When WiringWhen Transporting When InstallingTable of Contents SPECIFICATIONSREFRIGERANT FLOW DIAGRAM MAINTENANCESPECIAL PRECAUTIONS WHEN SERVICING UNIT INSTALLATION INSTRUCTIONS10. CHECKING ELECTRICAL COMPONENTS 11.REFRIGERANT R410AOutdoor Air Intake Temp 1. OPERATING RANGEIndoor Air Intake Temp 2. SPECIFICATIONS 2-1.Unit SpecificationsFeatures WeightVoltage Rating KHS1271CH1271 2-2.Major Component Specifications 2-2-1.Indoor UnitRemote Control Unit Fan Control PCBRemote Control Unit Fan Control PCBFan Motor Flap Motor2-2-2.Outdoor Unit Control PCBCompressor Fan MotorControl PCB CompressorFan Motor Heat Exchanger Coil2-3.Other Component Specifications 3. DIMENSIONAL DATA KHS1271CH1271 Insulation of Refrigerant Tubing 4. REFRIGERANT FLOW DIAGRAM4-1.Refrigerant Flow Diagram 5-1.Temperature Charts 5. PERFORMANCE DATA1 High pressure performance chart 2 Operating current performance chart3 Indoor discharge air performance chart Indoor Unit KHS09711 Low pressure performance chart 2 Operating current performance chart3 Indoor discharge air performance chart air temperaturevalve CH0971 5-2.Cooling CapacityKHS0971 KHS1271 CH1271CH0971 5-3.Cooling Capacity Low AmbientKHS0971 SHC Sensible Heat Capacity BTU/h KHS1271CH1271 CH0971 5-4.Heating CapacityKHS0971 KHS1271 CH12715-5.Air Throw Distance Charts Cooling 6-1.Electrical Characteristics 6. ELECTRICAL DATAIndoor Unit KHS12716-2.Electric Wiring Diagrams Indoor Unit KHS0971 KHS1271and/or cleaning any electrical parts Outdoor Unit CH0971 CH12717. MAINTENANCE 7-1.Address Setting of the Remote Control UnitPull the cover upward How to DisconnectHow to Connect 8. FUNCTIONS 8-1.Operation FunctionsEmergency operation AUTO cooling/heating operationHIGH POWER Timer backupNIGHT SETBACK Lamp colorsCompressor discharge temperature control 8-2.Protective FunctionsOverload prevention during heating Cold-airprevention during heatingDefrosting Sequence Defrost detection and releaseCT Peak current cut-offcontrol PROCEDURE 9. TROUBLESHOOTING9-2.Method of Self-Diagnostics 1Self-diagnosticsLamps INDOOR UNIT 9-3.Checking the Indoor and Outdoor Units Before the Operation 3-1Condition E01Continued from the previous page A A Yes 3-2Condition E12 9-4.Trouble Diagnosis of Fan Motor 9-4-1.Outdoor Fan MotorLocations most susceptible to noise TroubleCorrection Locations most susceptible to noise10-1-1.Power Supply Cord 10. CHECKING ELECTRICAL COMPONENTS10-1.Measurement of Insulation Resistance 10-1-2.Indoor Unit10-2.Checking Continuity of Fuse on PCB Assy SPECIAL PRECAUTIONS WHEN SERVICING UNIT 11-1.Characteristics of New Refrigerant R410A11-1-1.What is New Refrigerant R410A? 11-1-3.Characteristics11-2.Checklist before Servicing Tubing precautionsSize of flare No addition of compressor oil for R410A11-4.Tubing Installation Procedures 11-3.Tools Specifically for R410A11-5-1.Procedure for Replacing Compressor 11-5.In Case of Compressor MalfunctionPage 11-6.In Case Refrigerant is Leaking 11-7-1.When Tubes are Extended 11-7.Charging Additional Refrigerant11-8. Retro-FittingExisting Systems 11-8-1.Use of Existing UnitsKHS0971 + CH0971 KHS1271 + CH1271 Features Product Information ContentsAlert Symbols Electrical Requirements Installation LocationSafety Instructions Names of Parts Remote control unit Drain hose Refrigerant tubesRemote Control Unit Air intakes INDOOR UNIT Air outletUnit Display and Operation Button Remote Control Unit Display Remote Control Unit Remote Control Unit continued HIGH POWER buttonQUIET button AUTOUsing the Remote Control Unit Remote Control Unit continuedUsing the Remote Control Unit continued Operation with the Remote Control Unit 1. Automatic OperationOperation with the Remote Control Unit continued 2. Manual Operation3.Adjusting the Fan Speed 4.Fan OnlyOperation with the Remote Control Unit continued STEP STEP STEP5. Night Setback Mode Operation with the Remote Control Unit continued7. HIGH POWER Mode 6. QUIET Mode8. ION Mode Operation with the Remote Control Unit continuedRemote Control Unit Special Remarks‘‘DRY’’ Operation Heating OperationSetting the Timer 1.How to set the present timeSetting the Timer continued REPEAT timerUsing the 1-HourOFF Timer Tips for Energy SavingAdjusting the Airflow Direction Operation without the Remote Control Unit Care and CleaningCare and Cleaning continued CleaningAnti-moldfilter Anti-moldfilter FRONT mark Hook Groove PinCare and Cleaning continued Air Clean FilterTroubleshooting Operating RangeTrouble Possible CauseAPPENDIX B INSTALLATION INSTRUCTIONS KHS0971 + CH0971 KHS1271 + CH1271NOTE Refrigerant service valve size = 5/16 ContentsINSTALLATION INSTRUCTIONS SPECIAL PRECAUTIONS In Case of Improper InstallationWhen Transporting When Installing…1. General 1-1.Tools Required for Installation not supplied1-2.Accessories Supplied with Unit Table 1-3.Optional Copper Tubing Kit2. Installation Site Selection 2-2.Outdoor Unit AVOID A solid base must not coverFig. 5a Fig. 5b3. How to Install the Indoor Unit trical wiring or conduits are3-1.Remove the Rear Panel from the Unit 3-2.Make a Hole3-3.Install the Rear Panel on the Wall a If Wooden Wallb If Block, Brick, Concrete or Similar Type Wall Fig. Fig. Fig3-4.Remove the Grille to Install the Indoor Unit 3-6.Wiring Instructions General precautions on wiring3-5.Shape the Indoor Side Tubing Fig. Fig3-7.Recommended Wire Length and Diameter 3-8.Wiring Instructions for Inter-unitConnections Plastic cover Wiring 10 25 cmInter-unitwiring Earth plate Lock nut Top of conduit connectorHow to connect wiring to the terminal 3-9.Mounting Right-sidetubingFig. 37a Fig. 37bLeft-sidetubing To unmount indoor unit 4. How to Install the Outdoor Unit 4-1.Wiring Instructions for the Outdoor Unit5. Refrigerant Tubing 5-2.Flaring Procedure with a Flare Tool5-3.Caution before Connecting Tubes Tightly 5-1.Use of the Flaring MethodPage 6. Air Purging Air Purging with a Vacuum Pump for Test Runtem. The valve core is similar to those used in automobile tiresBe sure to completely insert the hex wrench beforeThis may cause the refriger ant gas to leak. In order toFig. 59c How to Test Run the Air ConditionerFig. 59a Fig. 59b Basic Functions of the Service Valves Pump Down7. Remote Control Unit Installation Position 7-1.Mounting on a Wall8. Address Switch 8-1.Address Setting of the Remote Control UnitSANYO Commercial Solutions A Division of SANYO North America Corporation1300 Michael Drive, Suite A Wood Dale, IL 60191, U.S.A Sanyo Canada Inc