OI-852-6-4180-802-00-2 | Sanyo CH1271, CH0971 guide

APPENDIX A INSTRUCTION MANUAL

KHS0971 + CH0971 KHS1271 + CH1271

(OI-852-6-4180-802-00-2)

A-1

Image 54

Sanyo CH1271, CH0971 service manual OI-852-6-4180-802-00-2

Contents

DC Inverter Split System AIR Conditioner Indoor Model No. Product Code No Please Read Before Starting Table of Contents Checking Electrical Components Operating Range Indoor Air Intake Temp Outdoor Air Intake Temp KHS0971 SpecificationsUnit Specifications CH0971 KHS1271 CH1271 Major Component Specifications Indoor Unit CB-KHS1271 Microprocessor 250V 3A Compressor Outdoor UnitOutdoor Unit CH0971 External Finish Outdoor Unit CH1271 Compressor temp sensor Other Component SpecificationsIndoor heat exchanger sensor Outdoor air temp sensor Dimensional Data Indoor Unit KHS0971 21-3/16 10-13/16 Insulation of Refrigerant Tubing Refrigerant Flow DiagramRefrigerant Flow Diagram After a tube has been insulated To break or crack Temperature Charts Performance Data High pressure performance chart Indoor Unit KHS1271 Outdoor Unit CH1271 493 Tube service Power Supply 115V Single Phase 60Hz Cooling Capacity Cooling Capacity 11,900 BTU/h Cooling Capacity Low Ambient SHC Sensible Heat Capacity BTU/h Power Supply 115V Single Phase 60Hz Heating Capacity Heating CapacityTH Total Heating Capacity BTU/h 14,300 BTU/h Room air temp F 26.7C Fan speed High Horizontal distance ft Air Throw Distance ChartsCooling Vertical distance ft Heating Vertical distance ft Heating Electrical Characteristics Electrical DataCH0971 Cooling Electric Wiring Diagrams Indoor Unit KHS0971 KHS12718FA2-5257-71600-0 Outdoor Unit CH0971 CH1271 WHT RED ON/OFF operation button HR.TIMER button ACL Reset button MaintenanceAddress Setting of the Remote Control Unit ION button How to Disconnect How to Connect Emergency operation FunctionsOperation Functions Auto cooling/heating operation Timer backup Lamp colors Overload prevention during heating Compressor discharge temperature controlProtective Functions Cold-air prevention during heating Defrost detection and release CT Peak current cut-off controlReverse-Cycle Defrosting Troubleshooting Precautions before Performing Inspection or RepairMethod of Self-Diagnostics Self-diagnostics Lamps Indoor Unit Replace the controller Using the TEST/T-RUN terminalsChecking the Indoor and Outdoor Units Replace the circuit board or the fuse Before the Operation Serial Communication Error Identification ProcedureOff Blinking Illuminated Condition E01 Terminal board Outdoor Unit Condition E12 Trouble Diagnosis of Fan Motor Outdoor Fan Motor Electromagnetic interference Noise Malfunction and Electromagnetic InterferenceNoise malfunction Locations most susceptible to noise Trouble Correction Measurement of Insulation Resistance Power Supply CordChecking Electrical Components Measurement of Insulation Resistance for Electrical Parts Checking Continuity of Fuse on PCB Assy What is New Refrigerant R410A? Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A Characteristics Checklist before Servicing Tubing Installation Procedures Tools Specifically for R410A Procedure for Replacing Compressor Case of Compressor Malfunction Damage to the compressor Never charge a large amountUnit. This may cause Example Case Refrigerant is Leaking Welding leaking pointsRecharging Retro-Fitting Existing Systems When Tubes are ExtendedCharging Additional Refrigerant Use of Existing Units OI-852-6-4180-802-00-2 Features Contents Alert SymbolsProduct Information Installation Location Safety InstructionsElectrical Requirements Names of Parts Outdoor Unit Unit Display and Operation Button Quiet lamp Remote Control Unit Display Remote Control Unit Hour OFF TimerOn Time DRY AutoHeat Cool How to Install Batteries Using the Remote Control UnitTemperature Display Selector Button Time Display Selector button Using the Remote Control Unit Operation with the Remote Control Unit StepPress the ON/OFF operation button Press the TEMP. setting buttons to change the temperature Operation with the Remote Control UnitPress the Mode selector button and select the desired mode Set the FAN Speed selector button to the setting you want Adjusting the Fan Speed Cooling and DRY Mode Night Setback Mode is used for saving energy Quiet Mode Special Remarks Setting the Timer Example To set to 1030 pmOperation Indication To cancel a timer program Press the Cancel button Setting the TimerHow to set the on time Example To start operation at 710 am 1030 pm 710 am 1100 am Present time Cancellation procedure Using the 1-Hour OFF TimerSetting procedure Operation together with the Daily ON/OFF Repeat Timer Adjusting the Airflow Direction Cool Sweep DRY FAN Heat Operation without the Remote Control Unit Care and CleaningWhen the air conditioner is not running Grasp both ends of the air Care and CleaningCleaning Intake grille Follow the steps below when the generator has become dirty Negative ion generator metal electrodes inside plastic case Trouble Possible Cause Remedy TroubleshootingOperating Range Max DB / 71 F WB Min DB / 57 F WB Appendix B Installation Instructions Installation Instructions Contents Please Read Before Starting General Tools Required for Installation not suppliedAccessories Supplied with Unit Table Optional Copper Tubing Kit Installation Site Selection Additional Materials Required for InstallationAvoid Solid base must not cover Hole of the bottom plate Remove the Rear Panel from the Unit How to Install the Indoor UnitTrical wiring or conduits are Make a Hole Install the Rear Panel on the Wall If Wooden WallIf Block, Brick, Concrete or Similar Type Wall Remove the Grille to Install the Indoor Unit How to replace the grille Wiring Instructions General precautions on wiring Shape the Indoor Side Tubing Recommended Wire Length and Diameter Wiring System Diagram Wiring Instructions for Inter-unit Connections How to connect wiring to the terminal For Indoor Unit For Outdoor Unit For solid core wiring or F-cableFor stranded wiring Mounting Right-side tubing Switching drain hose and drain cap Left-side tubingDrain cap To unmount indoor unit Do not supply power toTubing and wiring to the out Unit or operate it until all How to Install the Outdoor Unit First refer to . Installation Site SelectionWiring Instructions for the Outdoor Unit Refrigerant Tubing Flaring Procedure with a Flare ToolTo 0.5 mm Adjust so that the amount of tube Use of the Flaring Method Insulation of Refrigerant Tubing Connecting Tubing between Indoor and Outdoor UnitsFinishing the Installation To prevent heat loss and wet floors due to dripping of con Tem. The valve core is similar to Air PurgingAir Purging with a Vacuum Pump for Test Run Those used in automobile tires This may cause the refriger Be sure to completely insertHex wrench before Ant gas to leak. In order to How to Test Run the Air Conditioner Operation lamp Timer lamp Quiet lamp ION lamp Basic Functions of the Service Valves Pump Down Remote Control Unit Installation Position Mounting on a Wall Address Switch Address Setting of the Remote Control Unit