Manuals
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Panasonic
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Household Appliance
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Air Conditioner
Panasonic
CS-S9NKUW-1, CS-S18NKU-1, CS-S12NKUW-1, CS-S22NKU-1 Outdoor Unit, CU-S9NKU-1 CU-S12NKU-1
Models:
CS-S9NKUW-1
CS-S22NKU-1
CU-S18NKU-1
CS-S18NKU-1
CS-S12NKUW-1
CU-S22NKU-1
CU-S12NKU-1
CU-S9NKU-1
1
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Troubleshooting
Specs
Operation Characteristics
Install
Error codes
Refrigeration Cycle Diagram
Dimension
Reset RC
Timer Control
Internal Setting Temperature
Page 19
Image 19
7.2
Outdoor Unit
7.2.1
CU-S9NKU-1
CU-S12NKU-1
19
Page 18
Page 20
Page 19
Image 19
Page 18
Page 20
Contents
CU-S12NKU-1
Indoor Unit Outdoor Unit
CS-S18NKU-1 CU-S18NKU-1 CS-S22NKU-1 CU-S22NKU-1
Table of Contents
Items to be followed are classified by the symbols
Safety Precautions
Page
CU-S9NKU-1 CU-S12NKU-1 ARI
Specification
DRY Bulb WET Bulb
CS-S18NKU-1 CS-S22NKU-1
Piping
Location of Controls and Components
Indoor Unit Outdoor Unit Remote Control
Indoor Unit
Dimensions
CS-S9NKUW-1 CS-S12NKUW-1
CS-S18NKU-1 CS-S22NKU-1
CU-S9NKU-1 CU-S12NKU-1 CU-S18NKU-1 CU-S22NKU-1
Refrigeration Cycle Diagram
CS-S18NKU-1 CU-S18NKU-1 CS-S22NKU-1 CU-S22NKU-1
Block Diagram
CS-S18NKU-1 CU-S18NKU-1 CS-S22NKU-1 CU-S22NKU-1
Wiring Connection Diagram
CS-S18NKU-1 CS-S22NKU-1
CU-S9NKU-1 CU-S12NKU-1
CU-S18NKU-1
CU-S22NKU-1
Electronic Circuit Diagram
CS-S18NKU-1 CS-S22NKU-1
Outdoor Unit
CU-S18NKU-1
CU-S22NKU-1
Main Printed Circuit Board
Printed Circuit Board
Power Printed Circuit Board Indicator Printed Circuit Board
CU-S9NKU-1 CU-S12NKU-1
CU-S18NKU-1 CU-S22NKU-1
Select the Best Location
Installation Instruction
Indoor/Outdoor Unit Installation Diagram
10.1 S9NKUW-1 S12NKUW-1
Indoor Unit
How to Fix Installation Plate
This can be used for left rear piping and bottom piping also
Connect the Cable to the Indoor Unit
Page
Outdoor Unit
Install the Outdoor Unit
Gas leak checking
Piping Insulation
10.2 S18NKU-1 S22NKU-1
How to Fix Installation Plate
This can be used for left rear piping and bottom piping also
Connect the Cable to the Indoor Unit
Page
Model S18NKU-1
Evacuation of the equipment
Piping Insulation
Cooling Operation
Internal Setting Temperature
Operation Control
Basic Function
Airflow Direction
Indoor Fan Motor Operation
Outdoor Fan Motor Operation For S9NK and S12NK
Outdoor Fan Motor Operation For S18NK and S22NK
11.5.1 Vertical Airflow
Quiet Operation Cooling Mode/Cooling Area of Dry Mode
Horizontal Airflow
OFF Timer Control
Powerful Mode Operation
Timer Control
On Timer Control
Indication Panel
LED Power Timer Quiet Powerful
12.2 30 Seconds Forced Operation
Restart Control Time Delay Safety Control
IPM Power Transistor Prevention Control
Protection Control
Low Frequency Protection Control
Low Pressure Protection Control Gas Leakage Detection
12.4.2 S18NK, S22NK
Dew Prevention Control
Outdoor Air Temperature Control
Cooling Overload Control
Freeze Prevention Control
Auto Off/On Button
Servicing Mode
Timer
Remote Control Button
Reset RC
Reset AC
Refrigeration Cycle System
Troubleshooting Guide
Condition Cooling Mode Air conditioner
To Make a Diagnosis
To Display Memorized Error Code Protective Operation
Breakdown Self Diagnosis Function
Self Diagnosis Function Three Digits Alphanumeric Code
Abnormality / Protection control
Error Code Table
14.4.1 H11 Indoor/Outdoor Abnormal Communication
Troubleshooting Flowchart
14.4.2 H12 Indoor/Outdoor Capacity Rank Mismatched
14.4.3 H14 Indoor Intake Air Temperature Sensor Abnormality
14.4.4 H15 Compressor Temperature Sensor Abnormality
14.4.5 H16 Outdoor Current Transformer Open Circuit
14.4.6 H19 Indoor Fan Motor DC Motor Mechanism Locked
14.4.7 H23 Indoor Pipe Temperature Sensor Abnormality
14.4.8 H27 Outdoor Air Temperature Sensor Abnormality
14.4.9 H28 Outdoor Pipe Temperature Sensor Abnormality
Malfunction Decision Conditions
14.4.11 H33 Unspecified Voltage between Indoor and Outdoor
14.4.12 H97 Outdoor Fan Motor DC Motor Mechanism Locked
14.4.13 H98 Indoor High Pressure Protection
Malfunction Decision Conditions
14.4.15 F11 Indoor Pipe Temperature Sensor Abnormality
14.4.16 F90 Power Factor Correction Protection
14.4.17 F91 Refrigeration Cycle Abnormality
14.4.18 F93 Compressor Rotation Failure
14.4.19 F95 Cooling High Pressure Abnormality
14.4.20 F96 IPM Overheating
14.4.21 F97 Compressor Overheating
14.4.22 F98 Input Over Current Detection
14.4.23 F99 Output Over Current Detection
To remove front grille
Disassembly and Assembly Instructions
To remove discharge grille
Page
Page
Operation Characteristics
Technical Data
CS-S9NKUW-1 CU-S9NKU-1
Page
CS-S12NKUW-1 CU-S12NKU-1
Page
CS-S18NKU-1 CU-S18NKU-1
Page
CS-S22NKU-1 CU-S22NKU-1
Page
Exploded View and Replacement Parts List
CS-S12NKUW-1 Remark
CS-S18NKU-1 CS-S22NKU-1
CS-S22NKU-1 Remark
Outdoor Unit
CU-S12NKU-1 Remark
CU-S18NKU-1 CU-S22NKU-1
CU-S22NKU-1 Remark
