Manuals / Panasonic / Household Appliance / Air Conditioner

Panasonic CS-XE12PKUA 15.4.26 F98 Input Over Current Detection, Malfunction Decision Conditions

Models: CU-XE12PKUA CU-XE9PKUA CS-XE9PKUA CS-XE12PKUA

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15.4.26 F98 (Input Over Current Detection)

Malfunction Decision Conditions

During operation of cooling and heating, when an input over-current (X value in Total Running Current Control) is detected by checking the input current value being detected by current transformer (CT) with the compressor running.

Malfunction Caused

Excessive refrigerant.

Faulty outdoor unit PCB.

Troubleshooting

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Panasonic CS-XE12PKUA manual 15.4.26 F98 Input Over Current Detection, Malfunction Decision Conditions, Malfunction Caused

Contents

Air Conditioner Indoor UnitOutdoor Unit CS-XE9PKUATABLE OF CONTENTS 16. Disassembly and Assembly Instructions18. Exploded View and Replacement Parts Location of Controls and Components1. Safety Precautions 21.After completion of installation or service, confirm there is no leakage or refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire 2. Specifications ModelIndoor CS-XE9PKUAType CS-XE9PKUA CU-XE9PKUA ModelIndoor CU-XE12PKUA Indoor Model OutdoorCS-XE12PKUA Material Pipe Diameter Liquid / Gas 3.Features šLong Installation PipingšEasy to use remote control šQuality Improvement šServiceability Improvement4.1Indoor Unit 4.2Outdoor Unit 4.3Remote Control 4. Location of Controls and Components5. Dimensions 5.1Indoor Unit5.2Outdoor Unit 6. Refrigeration Cycle Diagram 7. Block Diagram 8. Wiring Connection Diagram 8.1Indoor Unit8.2Outdoor Unit 9. Electronic Circuit Diagram 9.1Indoor Unit9.2Outdoor Unit 10.1.2Indicator Printed Circuit Board 10. Printed Circuit Board10.1 Indoor Unit 10.1.1Main Printed Circuit Board10.1.5Human Activity Sensor Printed Circuit Board 10.1.3Receiver Printed Circuit Board10.1.4Comparator Printed Circuit Board 10.2 Outdoor Unit 10.2.1Main Printed Circuit Board11. Installation Instruction 11.1.3Indoor/Outdoor Unit Installation Diagram11.1 Select the Best Location 11.1.1Indoor Unit11.2 Indoor Unit 11.2.2Indoor Unit Installation 11.2.2.1For the right rear piping11.2.2.2For the right bottom piping 11.2.2.3For the embedded pipingPage 11.2.3.1Wire Stripping and Connecting Requirement 11.2.3Connect the Cable to the Indoor Unit11.3.1Install the Outdoor Unit 11.3.2.1Connecting the Piping to Indoor11.3.2.2Connecting the Piping to Outdoor 11.3 Outdoor Unit11.3.3Evacuation of the Equipment 11.3.4Connect the Cable to the Outdoor Unit11.3.5Piping Insulation 11.3.5.1Cutting and flaring the piping12.1.1Internal Setting Temperature 12. Operation Control12.1 Basic Function 12.1.2Cooling Operation12.2 Indoor Fan Motor Operation 12.1.5Automatic Operation12.1.6Fan Operation 12.2.1Basic Rotation Speed rpm12.3 Outdoor Fan Motor Operation B. Feedback control12.4 Airflow Direction 12.4.1Vertical Airflow12.6 Quiet Operation Heating 12.4.2Horizontal Airflow12.7 Powerful Mode Operation 12.8 Timer Control12.8.1ON Timer Control 12.8.2OFF Timer Control12.12 AUTO COMFORT and ECONAVI Operation Disclaimer12.12.1.1 Signal Detection 12.12.1 Human Activity Sensor12.12.1.8 Setting Temperature and Fan Speed Shift 12.12.1.2 Information Log12.12.1.3 Human Position Analysis 12.12.1.4 Human Activity Level Judgment12.12.1.9 Rhythmic Temperature Wave Operation 12.12.1.10 ECONAVI and AUTO COMFORT Demo Mode 12.12.1.11 Human Activity Sensor Abnormality12.12.1.12 Human Activity Sensor Check Mode 13.1.1Restart Control Time Delay Safety Control 13.1.3IPM Power transistor Prevention Control13. Protection Control 13.1 Protection Control For All Operations13.1.7Low Frequency Protection Control 13.1.4Compressor Overheating Prevention Control13.1.6Low Frequency Protection Control 13.2.1Outdoor Air Temperature Control 13.2.2Cooling Overload Control13.2.3Freeze Prevention Control 13.2.4Freeze Prevention Control13.3.1Intake Air Temperature Control 13.3.2Outdoor Air Temperature Control13.3 Protection Control For Heating Operation 13.2.6Odor Cut Control14. Servicing Mode 14.1 Auto OFF/ON Button14.2 Remote Control Button 14.2.2RESET RC14.2.3RESET AC 14.2.4TIMER15. Troubleshooting Guide 15.1 Refrigeration Cycle SystemCondition of the 15.2 Breakdown Self Diagnosis Function 15.2.2To Make a Diagnosis15.3 Error Codes Table ProblemDiagnosis AbnormalityIndoor high pressure Troubleshooting 15.4 Self-diagnosisMethod15.4.1H11 Indoor/Outdoor Abnormal Communication Malfunction Decision Conditions15.4.2H12 Indoor/Outdoor Capacity Rank Mismatched TroubleshootingMalfunction Decision Conditions Malfunction CausedšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision Conditions15.4.5H16 Outdoor Current Transformer TroubleshootingMalfunction Decision Conditions Malfunction CausedTroubleshooting Malfunction Decision ConditionsMalfunction Caused šOperation stops due to Hall IC malfunctionšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsTroubleshooting Malfunction Decision ConditionsMalfunction Caused šWrong models interconnected15.4.13 H36 Outdoor Gas Pipe Sensor Abnormality šFaulty connector connection šFaulty sensoršFaulty PCB TroubleshootingšFaulty connector connection šFaulty sensor šFaulty PCBTroubleshooting Malfunction Decision ConditionsTroubleshooting Malfunction Decision ConditionsMalfunction Caused šOperation stops due to Hall IC malfunctionTroubleshooting Malfunction Decision ConditionsMalfunction Caused šIndoor heat exchanger thermistorMalfunction Caused TroubleshootingMalfunction Decision Conditions 15.4.18 F11 4-wayValve Switching Failure TroubleshootingMalfunction Decision Conditions Malfunction CausedRemark TroubleshootingMalfunction Decision Conditions Malfunction Caused15.4.20 F90 Power Factor Correction Protection TroubleshootingMalfunction Decision Conditions Malfunction Caused15.4.21 F91 Refrigeration Cycle Abnormality TroubleshootingMalfunction Decision Conditions Malfunction Caused15.4.22 F93 Compressor Rotation Failure šFaulty Outdoor PCB šFaulty compressorTroubleshooting Malfunction Decision ConditionsšDuring operation of cooling or soft dry, when outdoor unit heat exchanger high temperature data is detected by the outdoor unit heat exchanger thermistor TroubleshootingMalfunction Decision Conditions Malfunction Caused15.4.24 F96 IPM Overheating TroubleshootingMalfunction Decision Conditions Multi Models only15.4.25 F97 Compressor Overheating šFaulty compressor tank temperature sensoršFaulty outdoor unit PCB šFaulty compressor Troubleshooting15.4.26 F98 Input Over Current Detection šExcessive refrigerant šFaulty outdoor unit PCBTroubleshooting Malfunction Decision Conditions15.4.27 F99 DC Peak Detection TroubleshootingMalfunction Decision Conditions Malfunction Caused16.1.2To remove electronic controller 16. Disassembly and Assembly Instructions16.1.1To remove front grille 16.1.3To remove discharge grille FigureFigure 16.1.4To remove control boardFigure Figure Figure Figure 1 Remove the 4 screws of the Top Panel 17.1.1CS-XE9PKUA CU-XE9PKUA 17. Technical Data17.1 Operation Characteristics šPiping Length Characteristic Remote condition: High fan speed Comp. Hz: FcšHeating Characteristic Remote condition: High fan speed Comp. Hz: FhšPiping Length Characteristic Condition Indoor temperature: 68F 20C DBTOutdoor temperature 47F 8C DBT, 43F 6C WBT Remote condition High fan speed Comp. Hz FhRemote condition: High fan speed Comp. Hz: Fc 17.1.2CS-XE12PKUA CU-XE12PKUAšCooling Characteristic šPiping Length Characteristic Remote condition: High fan speed Comp. Hz: FcšHeating Characteristic Remote condition High fan speed Comp. Hz FhšPiping Length Characteristic Condition Indoor temperature: 68F 20C DBTOutdoor temperature: 47F 8C DBT, 43F 6C WBT Remote condition: High fan speed Comp. Hz: FhšCU-XE12PKUA 17.2 Sensible Capacity ChartšCU-XE9PKUA 18.1.1CS-XE9PKUA CS-XE12PKUA 18. Exploded View and Replacement Parts List18.1 Indoor Unit SAFETY REF. NOPART NAME & DESCRIPTION CS-XE9PKUAšAll parts are supplied from PAPAMY, Malaysia Vendor Code: 18.2 Outdoor Unit SAFETY REF. NO PART NAME & DESCRIPTIONCU-XE9PKUA CU-XE12PKUAPrinted in Malaysia FY0513-0

15.4.26 F98 (Input Over Current Detection)

Excessive refrigerant.

Excessive refrigerant.