Dimensional Data, Indoor Unit KHS0971 | Sanyo CH0971, CH1271

3. DIMENSIONAL DATA

Indoor Unit KHS0971

KHS1271

Unit: inch(mm)

13

Image 13

Sanyo CH0971, CH1271 service manual Dimensional Data, Indoor Unit KHS0971

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 Unit Specifications SpecificationsKHS0971 CH0971 CH1271 KHS1271 Indoor Unit Major Component Specifications CB-KHS1271 Microprocessor 250V 3A Outdoor Unit CH0971 Outdoor UnitCompressor External Finish Outdoor Unit CH1271 Indoor heat exchanger sensor Other Component SpecificationsCompressor temp sensor Outdoor air temp sensor Indoor Unit KHS0971 Dimensional Data 21-3/16 10-13/16 Refrigerant Flow Diagram Refrigerant Flow DiagramInsulation of Refrigerant Tubing After a tube has been insulated To break or crack 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 Cooling Vertical distance ft Air Throw Distance ChartsRoom air temp F 26.7C Fan speed High Horizontal distance ft Heating Vertical distance ft Heating Electrical Data Electrical CharacteristicsCH0971 Cooling Indoor Unit KHS0971 KHS1271 Electric Wiring Diagrams8FA2-5257-71600-0 WHT RED Outdoor Unit CH0971 CH1271 Address Setting of the Remote Control Unit MaintenanceON/OFF operation button HR.TIMER button ACL Reset button ION button How to Connect How to Disconnect Operation Functions FunctionsEmergency operation Auto cooling/heating operation Lamp colors Timer backup Protective Functions Compressor discharge temperature controlOverload prevention during heating Cold-air 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 Checking the Indoor and Outdoor Units Using the TEST/T-RUN terminalsReplace the controller Replace the circuit board or the fuse Off Blinking Illuminated Serial Communication Error Identification ProcedureBefore the Operation Condition E01 Terminal board Outdoor Unit Condition E12 Outdoor Fan Motor Trouble Diagnosis of Fan Motor Noise malfunction Noise Malfunction and Electromagnetic InterferenceElectromagnetic interference Locations most susceptible to noise Trouble Correction Checking Electrical Components Power Supply CordMeasurement of Insulation Resistance Measurement of Insulation Resistance for Electrical Parts Checking Continuity of Fuse on PCB Assy Characteristics of New Refrigerant R410A Refrigerant R410A Special Precautions When Servicing UnitWhat is New Refrigerant R410A? Characteristics Checklist before Servicing Tools Specifically for R410A Tubing Installation Procedures Case of Compressor Malfunction Procedure for Replacing Compressor Unit. This may cause Never charge a large amountDamage to the compressor Example Welding leaking points Case Refrigerant is LeakingRecharging Charging Additional Refrigerant When Tubes are ExtendedRetro-Fitting Existing Systems Use of Existing Units 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 Heat AutoDRY Cool Temperature Display Selector Using the Remote Control UnitHow to Install Batteries Button Time Display Selector button Using the Remote Control Unit Step Operation with the Remote Control UnitPress the ON/OFF operation button Press the Mode selector button and select the desired mode Operation with the Remote Control UnitPress the TEMP. setting buttons to change the temperature Set the FAN Speed selector button to the setting you want 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 How to set the on time Example To start operation at 710 am Setting the TimerTo cancel a timer program Press the Cancel button 1030 pm 710 am 1100 am Present time Setting procedure Using the 1-Hour OFF TimerCancellation procedure Operation together with the Daily ON/OFF Repeat Timer Cool Sweep DRY FAN Heat Adjusting the Airflow Direction Care and Cleaning Operation without the Remote Control UnitWhen the air conditioner is not running Cleaning Care and CleaningGrasp both ends of the air Intake grille Negative ion generator metal electrodes inside plastic case Follow the steps below when the generator has become dirty Operating Range TroubleshootingTrouble Possible Cause Remedy Max DB / 71 F WB Min DB / 57 F WB Appendix B Installation Instructions Contents Installation Instructions Please Read Before Starting Accessories Supplied with Unit Table Tools Required for Installation not suppliedGeneral Optional Copper Tubing Kit Additional Materials Required for Installation Installation Site SelectionAvoid Hole of the bottom plate Solid base must not cover Trical wiring or conduits are How to Install the Indoor UnitRemove the Rear Panel from the Unit Make a Hole 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 Tubing and wiring to the out Do not supply power toTo unmount indoor unit Unit or operate it until all First refer to . Installation Site Selection How to Install the Outdoor UnitWiring Instructions for the Outdoor Unit To 0.5 mm Adjust so that the amount of tube Flaring Procedure with a Flare ToolRefrigerant Tubing Use of the Flaring Method Finishing the Installation Connecting Tubing between Indoor and Outdoor UnitsInsulation of Refrigerant Tubing To prevent heat loss and wet floors due to dripping of con Air Purging with a Vacuum Pump for Test Run Air PurgingTem. The valve core is similar to Those used in automobile tires Hex wrench before Be sure to completely insertThis may cause the refriger Ant gas to leak. In order to 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