Table of Contents
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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the products dealt with in this service information by anyone else could result in serious injury or death.
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
WARNING
PRECAUTION OF LOW TEMPERATURE
Indoor Unit
CS-E9PKEA
CS-E12PKEA
CS-E15PKEA
CS-E18PKEA
Order No: PAPAMY1212049CE
Outdoor Unit
CU-E9PKEA
CU-E12PKEA
CU-E15PKEA
CU-E18PKEA
Destination
Europe
© Panasonic Corporation 2012.
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Table of Contents
Related Manuals for Panasonic CS-E12PKEA
Summarization of Contents
Location of Controls and Components
4.1 Indoor Unit
Identifies controls and components on the indoor unit.
4.2 Outdoor Unit
Identifies controls and components on the outdoor unit.
4.3 Remote Control
Identifies controls and functions of the remote control.
Dimensions
5.1 Indoor Unit
Provides dimensional data for indoor units.
5.2 Outdoor Unit
Provides dimensional data for outdoor units.
Refrigeration Cycle Diagram
6.1 CU-E9PKEA CU-E12PKEA
Shows the refrigeration cycle for specific outdoor unit models.
6.2 CU-E15PKEA CU-E18PKEA
Shows the refrigeration cycle for specific outdoor unit models.
Block Diagram
7.1 CS-E9PKEA CU-E9PKEA CS-E12PKEA CU-E12PKEA
Presents the block diagram for specific indoor and outdoor unit models.
7.2 CS-E15PKEA CU-E15PKEA CS-E18PKEA CU-E18PKEA
Presents the block diagram for specific indoor and outdoor unit models.
Wiring Connection Diagram
8.1 Indoor Unit
Illustrates the wiring connections for the indoor unit.
8.2 Outdoor Unit
Illustrates the wiring connections for the outdoor unit.
Electronic Circuit Diagram
9.1 Indoor Unit
Shows the electronic circuit diagram for the indoor unit.
9.2 Outdoor Unit
Shows the electronic circuit diagram for the outdoor unit.
Printed Circuit Board
10.1 Indoor Unit
Details the main and indicator printed circuit boards for the indoor unit.
10.2 Outdoor Unit
Details the printed circuit boards for the outdoor unit.
Installation Instruction
11.1 Select the Best Location
Guidance on selecting optimal locations for indoor and outdoor unit installation.
11.2 Indoor Unit
Instructions for mounting and preparing the indoor unit for installation.
11.3 Outdoor Unit
Instructions for installing the outdoor unit, including fixing and fastening.
Operation Control
12.1 Basic Function
Explanation of inverter control and basic operational principles.
12.1.1 Internal Setting Temperature
How the internal setting temperature is determined and updated.
12.1.2 Cooling Operation
Details thermostat control for cooling operation.
12.1.3 Soft Dry Operation
Details thermostat control for soft dry operation.
12.1.4 Heating Operation
Details thermostat control for heating operation.
12.1.5 Automatic Operation
How the unit operates automatically based on various conditions.
12.2 Indoor Fan Motor Operation
Explains indoor fan motor speed control in manual and auto modes.
12.3 Outdoor Fan Motor Operation
Describes the operation of the outdoor fan motor.
12.4 Airflow Direction
Details vertical and horizontal airflow direction control.
12.5 Quiet operation (Cooling Mode/Cooling area of Dry Mode)
Purpose and control conditions for quiet cooling operation.
12.6 Quiet operation (Heating)
Purpose and control conditions for quiet heating operation.
12.7 Powerful Mode Operation
How the powerful mode adjusts settings for quick temperature achievement.
12.8 Timer Control
Instructions for setting ON/OFF timers for the unit.
12.9 Auto Restart Control
Behavior of the unit after power interruption and restoration.
12.10 Indication Panel
Explanation of the LED indicators on the unit.
Protection Control
13.1 Protection Control For All Operations
Protective controls applicable to all operating modes.
13.1.1 Restart Control (Time Delay Safety Control)
Ensures a delay before compressor restarts after stopping.
13.1.2 Total Running Current
Controls related to total running current exceeding limits.
13.1.3 IPM (Power transistor) Prevention Control
Prevention controls for IPM overheating and DC peak current.
13.1.4 Compressor Overheating Prevention Control
Prevents compressor overheating based on discharge temperature.
13.1.5 Low Pressure Prevention Control (Gas Leakage Detection)
Detects low pressure conditions to prevent gas leakage.
13.1.6 Low Frequency Protection Control 1
Low frequency protection control for compressor operation.
13.1.7 Low Frequency Protection Control 2
Second low frequency protection control for compressor operation.
13.2 Protection Control For Cooling & Soft Dry Operation
Protective controls specific to cooling and soft dry operations.
13.2.1 Outdoor Air Temperature Control
Regulates compressor frequency based on outdoor air temperature.
13.2.2 Cooling Overload Control
Limits compressor operation frequency due to high outdoor pipe temperature.
13.2.3 Freeze Prevention Control 1
Stops compressor if indoor heat exchanger temperature is too low.
13.2.4 Freeze Prevention Control 2
Manages freeze prevention conditions during cooling/soft dry operations.
13.2.5 Dew Prevention Control 1
Activates to prevent dew formation at the indoor unit discharge.
13.2.6 Odor Cut Control
Control to reduce odor released from the unit.
13.3 Protection Control For Heating Operation
Protective controls specific to heating operations.
13.3.1 Intake Air Temperature Control
Limits compressor frequency if indoor intake air temp. is high.
13.3.2 Outdoor Air Temperature Control
Regulates max current to avoid compressor overloading.
13.3.3 Overload Protection Control
Regulates compressor frequency based on indoor heat exchanger temperature.
13.3.4 Low Temperature Compressor Oil Return Control
Regulates compressor frequency at low outdoor temperatures for oil return.
13.3.5 Cold Draught Prevention Control
Reduces indoor fan speed to prevent cold draughts.
13.3.6 Deice Operation
Initiates deice operation when temperatures are low.
Servicing Mode
14.1 Auto OFF/ON Button
Operations and functions of the Auto OFF/ON button for servicing.
14.2 Remote Control Button
Functions of SET, RESET, TIMER buttons on the remote control.
Troubleshooting Guide
15.1 Refrigeration Cycle System
Diagnosing malfunctions related to the refrigeration cycle.
15.2 Breakdown Self Diagnosis Function
Procedures for using the unit's self-diagnosis function.
15.3 Error Codes Table
A comprehensive table of error codes, their causes, and checks.
15.4 Self-diagnosis Method
Methods for diagnosing specific malfunctions.
Disassembly and Assembly Instructions
16.1 CS-E9PKEA CS-E12PKEA CS-E15PKEA
Disassembly and assembly procedures for specific indoor unit models.
16.2 CS-E18PKEA
Disassembly and assembly procedures for the CS-E18PKEA indoor unit.
16.3 Outdoor Electronic Controller Removal Procedure
Procedure for removing the outdoor unit's electronic controller.
Technical Data
17.1 Operation Characteristics
Presents operational characteristics graphs for various conditions.
17.2 Sensible Capacity Chart
Provides charts for sensible capacity under different temperature conditions.
Exploded View and Replacement Parts List
18.1 Indoor Unit
Exploded view and parts list for indoor units.
18.2 Outdoor Unit
Exploded view and parts list for outdoor units.
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