Panasonic CU-XE9PKUA, CS-XE12PKUA, CS-XE9PKUA, CU-XE12PKUA Diagnosis Abnormality Protection Problem

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Diagnosis

Abnormality /

Abnormality

Protection

Problem

display

Protection control

Judgment

Operation

 

H98

Indoor high pressure

Indoor high pressure

protection

protection (Heating)

 

 

 

 

 

 

 

 

H99

Indoor operating unit

Indoor freeze protection

freeze protection

(Cooling)

 

 

 

 

 

 

 

 

 

4-way valve

4 times happen

 

4-way valve switching

F11

switching

within 30 minutes

abnormal

 

abnormality

 

 

 

 

 

 

 

 

 

Wrong wiring and

F17

Indoor standby units

3 times happen

 

connecting pipe, expansion

valve leakage, indoor heat

freezing abnormality

within 40 minutes

 

 

exchanger sensor open

 

 

 

 

 

 

 

 

circuit

 

 

 

 

 

 

Power factor

 

 

 

F90

correction

4 times happen

Power factor correction

(PFC) circuit

within 10 minutes

circuit abnormal

 

 

 

protection

 

 

 

F91

Refrigeration cycle

2 times happen

Refrigeration cycle

abnormality

within 20 minutes

abnormal

 

 

F93

Compressor

4 times happen

Compressor abnormal

abnormal revolution

within 20 minutes

revolution

 

 

 

Compressor

4 times happen

 

Compressor discharge

F94

discharge overshoot

within 30 minutes

pressure overshoot

 

protection

 

 

 

 

 

F95

Outdoor cooling high

4 times happen

Cooling high pressure

pressure protection

within 20 minutes

protection

 

 

 

Power transistor

4 times happen

 

Power transistor module

F96

module overheating

within 30 minutes

overheat

 

protection

 

 

 

 

 

 

Compressor

3 times happen

 

 

F97

overheating

Compressor overheat

within 30 minutes

 

protection

 

 

 

 

 

 

F98

Total running current

3 times happen

Total current protection

protection

within 20 minutes

 

 

 

 

 

 

 

 

 

Outdoor direct

Continuous

 

Power transistor module

F99

current (DC) peak

happen for 7 times

current protection

 

detection

 

 

 

 

 

Check location

šCheck indoor heat exchanger

šAir filter dirty

šAir circulation short circuit

šCheck indoor heat exchanger

šAir filter dirty

šAir circulation short circuit

š4-way valve

šLead wire and connector

šCheck indoor/outdoor connection wire and pipe

šIndoor heat exchanger sensor lead wire and connector

šExpansion valve lead wire and connector

šOutdoor PCB faulty

šInsufficient refrigerant or valve close

šPower transistor module faulty or compressor lock

šCheck refrigeration system

šCheck refrigeration system

šOutdoor air circuit

šPCB faulty

šOutdoor air circuit (fan motor)

šInsufficient refrigerant

šCheck refrigeration system

šPower source or compressor lock

šPower transistor module faulty or compressor lock

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Contents Air Conditioner CU-XE12PKUATable of Contents Safety Precautions š The items to be followed are classified by the symbolsPage Specifications CU-XE9PKUASeer / Hspf CS-XE9PKUA CU-XE9PKUA CS-XE12PKUA CU-XE12PKUA CS-XE12PKUA Pipe Diameter Liquid / Gas Mm inch Features š Inverter TechnologyIndoor Unit Outdoor Unit Remote Control Location of Controls and ComponentsDimensions Indoor UnitOutdoor Unit Refrigeration Cycle Diagram Block Diagram Wiring Connection Diagram Model CU-XE9/12PK Connection Electronic Circuit Diagram Outdoor Unit Main Printed Circuit Board Indicator Printed Circuit Board Printed Circuit BoardPage Main Printed Circuit Board Select the Best Location Installation InstructionIndoor/Outdoor Unit Installation Diagram Indoor UnitTo Drill a Hole in the Wall and Install a Sleeve of Piping Indoor Unit Installation Page Connect the Cable to the Indoor Unit Install the Outdoor Unit Connect the PipingEvacuation of the Equipment Connect the Cable to the Outdoor UnitPiping Insulation Cutting and flaring the pipingOperation Control Basic FunctionFan Operation Indoor Fan Motor OperationAutomatic Operation Basic Rotation Speed rpmOutdoor Fan Motor Operation Feedback controlAirflow Direction Vertical AirflowQuiet operation Cooling Mode/Cooling area of Dry Mode Quiet Operation HeatingHorizontal Airflow Auto Restart Control Powerful Mode OperationTimer Control Indication PanelRoom Freeze Protection Function RFP Operation Auto Comfort and Econavi OperationHuman Activity Sensor Information Log Rhythmic Temperature Wave Operation Econavi and Auto Comfort Demo Mode Human Activity Sensor Check Mode Protection Control Restart Control Time Delay Safety ControlIPM Power transistor Prevention Control Protection Control For All OperationsCompressor Overheating Prevention Control Low Pressure Prevention Control Gas Leakage DetectionLow Frequency Protection Control Cooling Overload Control Outdoor Air Temperature ControlProtection Control For Cooling & Soft Dry Operation Freeze Prevention ControlProtection Control For Heating Operation Servicing Mode Auto OFF/ON ButtonReset AC Remote Control ButtonReset RC TimerTroubleshooting Guide Refrigeration Cycle SystemCondition Cooling Mode Heating Mode Self Diagnosis Function Three Digits Alphanumeric Code To Display Memorized Error Code Protective OperationBreakdown Self Diagnosis Function To Make a DiagnosisError Codes Table Protection controlDiagnosis Abnormality Protection Problem Self-diagnosis Method 15.4.1 H11 Indoor/Outdoor Abnormal Communication15.4.2 H12 Indoor/Outdoor Capacity Rank Mismatched 15.4.3 H14 Indoor Intake Air Temperature Sensor Abnormality 15.4.4 H15 Compressor Temperature Sensor Abnormality 15.4.5 H16 Outdoor Current Transformer 15.4.6 H19 Indoor Fan Motor DC Motor Mechanism Locked 15.4.7 H23 / H24 Indoor Pipe Temperature Sensor Abnormality 15.4.8 H27 Outdoor Air Temperature Sensor Abnormality 15.4.9 H28 Outdoor Pipe Temperature Sensor Abnormality Malfunction Decision Conditions Malfunction Decision Conditions 15.4.12 H33 Unspecified Voltage between Indoor and Outdoor 15.4.13 H36 Outdoor Gas Pipe Sensor Abnormality Malfunction Decision Conditions 15.4.15 H97 Outdoor Fan Motor DC Motor Mechanism Locked Malfunction Decision Conditions Malfunction Caused 15.4.18 F11 4-way Valve Switching Failure 15.4.19 F17 Indoor Standby Units Freezing Abnormality Remark15.4.20 F90 Power Factor Correction Protection 15.4.21 F91 Refrigeration Cycle Abnormality 15.4.22 F93 Compressor Rotation Failure Malfunction Decision Conditions 15.4.24 F96 IPM Overheating Multi Models only15.4.25 F97 Compressor Overheating 15.4.26 F98 Input Over Current Detection 15.4.27 F99 DC Peak Detection Disassembly and Assembly Instructions To remove front grille To remove electronic controllerTo remove discharge grille Page Page Page Outdoor Electronic Controller Removal Procedure Technical Data Operation CharacteristicsPage Page Page CS-XE12PKUA CU-XE12PKUA Page Page Page Sensible Capacity Chart š CU-XE9PKUAExploded View and Replacement Parts List CS-XE9PKUA CS-XE12PKUARemark BAG Outdoor Unit 101 Shock Absorber Right

CU-XE12PKUA, CU-XE9PKUA, CS-XE9PKUA, CS-XE12PKUA specifications

The Panasonic CU-XE9PKUA, CU-XE12PKUA, CS-XE12PKUA, and CS-XE9PKUA are part of Panasonic's advanced lineup of air conditioning units, designed to deliver reliable comfort and energy efficiency in residential and commercial settings. These models are engineered with cutting-edge technology to ensure optimal performance, sustainability, and user convenience.

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The CU-XE9PKUA and CU-XE12PKUA units are outdoor models, which seamlessly pair with their indoor counterparts, the CS-XE9PKUA and CS-XE12PKUA, respectively. This split system design provides versatile installation options while ensuring quiet operation. The outdoor units are built to withstand a variety of weather conditions, contributing to their durability and longevity.

In addition to their robust energy efficiency, these units feature advanced cooling and heating capabilities. With the inclusion of Panasonic’s unique “nanoe-G” technology, these models not only cool or heat the air but also purify it. Nanoe-G technology releases hydroxyl radicals that effectively eliminate harmful particles, such as bacteria and allergens, ensuring that the air you breathe is cleaner and healthier.

The design of the indoor units is sleek and modern, integrating easily into any décor. With features like quiet operation, they are perfect for bedrooms and quiet spaces, ensuring that the comfort of climate control does not come at the expense of serenity.

User convenience is further enhanced with smart control options. Many of the models come equipped with Wi-Fi connectivity, allowing users to control their air conditioning systems remotely via a smartphone app. This means adjusting temperature settings, scheduling operations, or activating modes can be done effortlessly, ensuring maximum comfort at all times.

Overall, Panasonic's CU-XE9PKUA, CU-XE12PKUA, CS-XE12PKUA, and CS-XE9PKUA models combine innovative technology, energy efficiency, and user-friendly features, making them excellent choices for anyone seeking reliable climate control solutions. Whether for residential use or commercial applications, these air conditioners promise to deliver comfort, quality, and peace of mind.