Appendix B Installation Instructions | Sanyo CH0971, CH1271 guide

APPENDIX B INSTALLATION INSTRUCTIONS

KHS0971 + CH0971 KHS1271 + CH1271

(II-852-6-4189-990-00-5)

A-2

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Sanyo CH0971, CH1271 service manual Appendix B Installation Instructions

Contents

Indoor Model No. Product Code No DC Inverter Split System AIR Conditioner Please Read Before Starting Table of Contents Checking Electrical Components Indoor Air Intake Temp Outdoor Air Intake Temp Operating Range CH0971 SpecificationsUnit Specifications KHS0971 CH1271 KHS1271 Indoor Unit Major Component Specifications CB-KHS1271 Microprocessor 250V 3A External Finish Outdoor UnitOutdoor Unit CH0971 Compressor Outdoor Unit CH1271 Outdoor air temp sensor Other Component SpecificationsIndoor heat exchanger sensor Compressor temp sensor Indoor Unit KHS0971 Dimensional Data 21-3/16 10-13/16 After a tube has been insulated To break or crack Refrigerant Flow DiagramRefrigerant Flow Diagram Insulation of Refrigerant Tubing Performance Data Temperature Charts High pressure performance chart Indoor Unit KHS1271 Outdoor Unit CH1271 493 Tube service Cooling Capacity Power Supply 115V Single Phase 60Hz Cooling Capacity 11,900 BTU/h Cooling Capacity Low Ambient SHC Sensible Heat Capacity BTU/h Heating Capacity Power Supply 115V Single Phase 60Hz Heating CapacityTH Total Heating Capacity BTU/h 14,300 BTU/h Heating Vertical distance ft Air Throw Distance ChartsCooling Vertical distance ft Room air temp F 26.7C Fan speed High Horizontal distance ft Heating Electrical Data Electrical CharacteristicsCH0971 Cooling Indoor Unit KHS0971 KHS1271 Electric Wiring Diagrams8FA2-5257-71600-0 WHT RED Outdoor Unit CH0971 CH1271 ION button MaintenanceAddress Setting of the Remote Control Unit ON/OFF operation button HR.TIMER button ACL Reset button How to Connect How to Disconnect Auto cooling/heating operation FunctionsOperation Functions Emergency operation Lamp colors Timer backup Cold-air prevention during heating Compressor discharge temperature controlProtective Functions Overload prevention during heating CT Peak current cut-off control Defrost detection and releaseReverse-Cycle Defrosting Precautions before Performing Inspection or Repair TroubleshootingMethod of Self-Diagnostics Indoor Unit Self-diagnostics Lamps Replace the circuit board or the fuse Using the TEST/T-RUN terminalsChecking the Indoor and Outdoor Units Replace the controller Condition E01 Serial Communication Error Identification ProcedureOff Blinking Illuminated Before the Operation Terminal board Outdoor Unit Condition E12 Outdoor Fan Motor Trouble Diagnosis of Fan Motor Locations most susceptible to noise Trouble Correction Noise Malfunction and Electromagnetic InterferenceNoise malfunction Electromagnetic interference Measurement of Insulation Resistance for Electrical Parts Power Supply CordChecking Electrical Components Measurement of Insulation Resistance Checking Continuity of Fuse on PCB Assy Characteristics Refrigerant R410A Special Precautions When Servicing UnitCharacteristics of New Refrigerant R410A What is New Refrigerant R410A? Checklist before Servicing Tools Specifically for R410A Tubing Installation Procedures Case of Compressor Malfunction Procedure for Replacing Compressor Example Never charge a large amountUnit. This may cause Damage to the compressor Welding leaking points Case Refrigerant is LeakingRecharging Use of Existing Units When Tubes are ExtendedCharging Additional Refrigerant Retro-Fitting Existing Systems OI-852-6-4180-802-00-2 Features Alert Symbols ContentsProduct Information Safety Instructions Installation LocationElectrical Requirements Outdoor Unit Names of Parts Quiet lamp Unit Display and Operation Button Remote Control Unit Display Hour OFF Timer Remote Control UnitOn Time Cool AutoHeat DRY Button Time Display Selector button Using the Remote Control UnitTemperature Display Selector How to Install Batteries Using the Remote Control Unit Step Operation with the Remote Control UnitPress the ON/OFF operation button Set the FAN Speed selector button to the setting you want Operation with the Remote Control UnitPress the Mode selector button and select the desired mode Press the TEMP. setting buttons to change the temperature Adjusting the Fan Speed Night Setback Mode is used for saving energy Cooling and DRY Mode Quiet Mode Special Remarks Example To set to 1030 pm Setting the TimerOperation Indication 1030 pm 710 am 1100 am Present time Setting the TimerHow to set the on time Example To start operation at 710 am To cancel a timer program Press the Cancel button Operation together with the Daily ON/OFF Repeat Timer Using the 1-Hour OFF TimerSetting procedure Cancellation procedure Cool Sweep DRY FAN Heat Adjusting the Airflow Direction Care and Cleaning Operation without the Remote Control UnitWhen the air conditioner is not running Intake grille Care and CleaningCleaning Grasp both ends of the air Negative ion generator metal electrodes inside plastic case Follow the steps below when the generator has become dirty Max DB / 71 F WB Min DB / 57 F WB TroubleshootingOperating Range Trouble Possible Cause Remedy Appendix B Installation Instructions Contents Installation Instructions Please Read Before Starting Optional Copper Tubing Kit Tools Required for Installation not suppliedAccessories Supplied with Unit Table General Additional Materials Required for Installation Installation Site SelectionAvoid Hole of the bottom plate Solid base must not cover Make a Hole How to Install the Indoor UnitTrical wiring or conduits are Remove the Rear Panel from the Unit If Wooden Wall Install the Rear Panel on the WallIf Block, Brick, Concrete or Similar Type Wall How to replace the grille Remove the Grille to Install the Indoor Unit Shape the Indoor Side Tubing Wiring Instructions General precautions on wiring Wiring System Diagram Recommended Wire Length and Diameter Wiring Instructions for Inter-unit Connections For Outdoor Unit For solid core wiring or F-cable How to connect wiring to the terminal For Indoor UnitFor stranded wiring Right-side tubing Mounting Left-side tubing Switching drain hose and drain capDrain cap Unit or operate it until all Do not supply power toTubing and wiring to the out To unmount indoor unit First refer to . Installation Site Selection How to Install the Outdoor UnitWiring Instructions for the Outdoor Unit Use of the Flaring Method Flaring Procedure with a Flare ToolTo 0.5 mm Adjust so that the amount of tube Refrigerant Tubing To prevent heat loss and wet floors due to dripping of con Connecting Tubing between Indoor and Outdoor UnitsFinishing the Installation Insulation of Refrigerant Tubing Those used in automobile tires Air PurgingAir Purging with a Vacuum Pump for Test Run Tem. The valve core is similar to Ant gas to leak. In order to Be sure to completely insertHex wrench before This may cause the refriger Operation lamp Timer lamp Quiet lamp ION lamp How to Test Run the Air Conditioner Pump Down Basic Functions of the Service Valves Mounting on a Wall Remote Control Unit Installation Position Address Setting of the Remote Control Unit Address Switch