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Air Conditioner
Panasonic
R410A service manual
Models:
R410A
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Troubleshooting
Specification
Install
Refrigerant Flow Diagram
Dimension
Maintenance
Wired Remote Controller
Remedy for symptom 3 to
Self-diagnosticsLamps
Setting procedure
Page 105
Image 105
Page 104
Page 106
Page 105
Image 105
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Page 106
Contents
CS-MKS12NB4U& CZ-18BT1U CS-KS18NB4UW& CZ-18BT1U
INDOOR UNIT : CS-MKS9NB4U& CZ-18BT1U
CS-MKS9NB4UBody & CZ-18BT1UPanel
CS-MKS12NB4UBody & CZ-18BT1UPanel
SAFETY PRECAUTIONS
which may cause a unit breakdown
2. SPECIFICATIONS
TABLE OF CONTENTS
4. REFRIGERANT FLOW DIAGRAM
6. MAINTENANCE
CZ-RD515U
CZ-RD515U
APPLICABLE MULTI-OUTDOORUNITS
Temperature
1. OPERATING RANGE
Indoor Air Intake Temp
Outdoor Air Intake Temp
2. SPECIFICATIONS
2-1.Unit Specifications
2-1-1. Indoor Unit CS-MKS9NB4U& CZ-18BT1U
CS-MKS9NB4U& CZ-18BT1U
Indoor Unit
CS-MKS12NB4U& CZ-18BT1U
CS-MKS12NB4U& CZ-18BT1U
CS-KS18NB4UW& CZ-18BT1U
CS-KS18NB4UW& CZ-18BT1U
2-2-1.Indoor Unit
2-2.Major Component Specifications
Indoor Unit Panel CZ-18BT1U
Indoor Unit Body CS-MKS12NB4U
Indoor Unit Panel CZ-18BT1U
Indoor Unit Body CS-KS18NB4UW
Indoor Unit CS-MKS9NB4U& CZ-18BT1U
2-3.Other Component Specifications
CS-MKS12NB4U& CZ-18BT1U CS-KS18NB4UW& CZ-18BT1U
•Indoor air temp sensor Model:KTEC-35-S98
3. DIMENSIONAL DATA
Indoor Unit CS-MKS9NB4U& CZ-18BT1U
CS-MKS12NB4U& CZ-18BT1U CS-KS18NB4UW& CZ-18BT1U
4-1.Refrigerant Flow Diagram
4. REFRIGERANT FLOW DIAGRAM
Indoor Unit CS-MKS9NB4U& CZ-18BT1U
CS-MKS12NB4U& CZ-18BT1U Indoor unit
5. ELECTRICAL DATA
5-1.Electric Wiring Diagrams
Indoor Unit CS-MKS9NB4U& CZ-18BT1U
CS-MKS12NB4U& CZ-18BT1U CS-KS18NB4UW& CZ-18BT1U
6-1.Disassembly Procedure
6. MAINTENANCE
6-1-1.Remove the air intake grill
Fig.1
Fig.6
6-1-3.Remove the ceiling panel
Fig.7
Fig.8
6-1-5.Remove the power box and control box
6-1-4.Remove the indoor air temperature sensor
Fig.10
Fig.11
Fig.14
Fig.13
Fig.15 24
Screw Ground cable
Fig.16
6-1-6.Remove the main body lower section
Fig.17
Fig.18
6-1-7.Remove the heat exchanger sensor
6-1-8.Remove the drain pump and float switch
Fig.19
Fig.20
6-1-10.Remove the heat exchanger
6-1-9.Remove the turbo fan and fan motor
Fig.22
Fig.23
7-1.Operation Functions
7. FUNCTIONS
Emergency operation
SENSOR DRY
Timer backup
HIGH POWER
NIGHT SETBACK
Lamp colors
Freeze prevention
7-2.Protective Functions
8. TROUBLESHOOTING BEFORE CALLING FOR SERVICE
8-2.Method of Self-Diagnostics
PROCEDURE
INDOOR UNIT
1 Self-diagnosticsLamps
2If the self-diagnosticsfunction fails to operate
8-3.Checking the Indoor and Outdoor Units
Using the TEST/T-RUNterminals
Check the indoor unit Is the fuse blown?
3-1Condition: E01
< Before the Operation >
Continued from the previous page A
3-2Condition: E12
8-4-1.Indoor Fan Motor
8-4.Trouble Diagnosis of Fan Motor
Diagnostic procedure
Diagnostic results
2 Electromagnetic interference
1 Noise malfunction
Locations most susceptible to noise
Trouble
Page
APPENDIX A
Operating Instructions
CS-MKS9NB4U& CZ-18BT1U CS-MKS12NB4U& CZ-18BT1U
CS-MKS9NB4U CU-3KS19NBU CS-MKS12NB4U CU-4KS24NBU
Split System Air Conditioner
CU-4KS31NBU
CZ-18BT1U
CONTENTS
FEATURES
SAFETY PRECAUTIONS
PRODUCT INFORMATION
SAFETY INSTRUCTIONS
INSTALLATION LOCATION
ELECTRICAL REQUIREMENTS
Avoid
UNIT DISPLAY AND OPERATION BUTTON
NAMES OF PARTS
Air Intake
Air Outlet
Symbols
REMOTE CONTROLLER DISPLAY
REMOTE CONTROLLER
Temperature setting buttons TEMP
1 HR. TIMER button 1-HOUROFF TIMER
Sensor
ON/OFF operation button
HOW TO INSTALL BATTERIES
USING THE REMOTE CONTROLLER
HOW TO USE THE REMOTE CONTROLLER
REMOTE CONTROLLER INSTALLATION POSITION
2. Adjusting the Fan Speed
OPERATION WITH THE REMOTE CONTROLLER
1. Operation
3. Fan Only
5. HIGH POWER Mode
SETTING THE TIMER
Power failure during operation
Remote Controller
2. How to set the OFF time
1. How to set the present time
3. How to set the ON time
4. How to set daily ON/OFF repeat timer
ADJUSTING THE AIRFLOW DIRECTION
USING THE 1-HOUROFF TIMER
1. 1-HourOFF Timer
TIPS FOR ENERGY SAVING
OPERATION WITHOUT THE REMOTE CONTROLLER
CARE AND CLEANING
When the air conditioner is not running
Cleaning the flaps
How to remove the air intake grille
How to remove the filter
Air filter
Care: After a prolonged idle period
WIRED REMOTE CONTROLLER
TROUBLESHOOTING
BEFORE CALLING FOR SERVICE
OPERATING RANGE
SPECIFICATIONS
Page
APPENDIX B
CS-KS18NB4UW& CZ-18BT1U
Operating Instructions
CU-KS18NKUA
CS-KS12NB41 CU-KS12NK1A CS-KS18NB4UW CU-KS18NKU
CU-3KS19NBU CU-4KS24NBU CU-4KS31NBU
Outdoor Units
CONTENTS
FEATURES
SAFETY PRECAUTIONS
PRODUCT INFORMATION
SAFETY INSTRUCTIONS
INSTALLATION LOCATION
ELECTRICAL REQUIREMENTS
Avoid
UNIT DISPLAY AND OPERATION BUTTON
NAMES OF PARTS
Air Intake
Air Outlet
Symbols
REMOTE CONTROLLER DISPLAY
REMOTE CONTROLLER
Temperature setting buttons TEMP
1 HR. TIMER button 1-HOUROFF TIMER
Sensor
ON/OFF operation button
HOW TO INSTALL BATTERIES
USING THE REMOTE CONTROLLER
HOW TO USE THE REMOTE CONTROLLER
REMOTE CONTROLLER INSTALLATION POSITION
2. Adjusting the Fan Speed
OPERATION WITH THE REMOTE CONTROLLER
1. Operation
3. Fan Only
5. HIGH POWER Mode
SETTING THE TIMER
Power failure during operation
Remote Controller
2. How to set the OFF time
1. How to set the present time
3. How to set the ON time
4. How to set daily ON/OFF repeat timer
ADJUSTING THE AIRFLOW DIRECTION
USING THE 1-HOUROFF TIMER
1. 1-HourOFF Timer
TIPS FOR ENERGY SAVING
OPERATION WITHOUT THE REMOTE CONTROLLER
CARE AND CLEANING
When the air conditioner is not running
Cleaning the flaps
How to remove the air intake grille
How to remove the filter
Air filter
Care: After a prolonged idle period
WIRED REMOTE CONTROLLER
TROUBLESHOOTING
BEFORE CALLING FOR SERVICE
OPERATING RANGE
SPECIFICATIONS
• For Single use
• For Single use
•For Multiple use
•For Multiple use
APPENDIX C
INSTALLATION INSTRUCTIONS
For Indoor Unit
Contents
3. HOW TO INSTALL THE INDOOR UNIT
5.REMOTE CONTROLLER INSTALLATION
In Case of Improper Installation
SPECIAL PRECAUTIONS
WARNING When Wiring
When Transporting
Others
When Servicing
1-1.Tools Required for Installation not supplied
1. General
1-2.Accessories Supplied with Unit Table
1-3.Optional Copper Tubing Kit
2-1.Indoor Unit
2. Installation Site Selection
AVOID
Fig.
Table
2-2.Embedding the Tubing and Wiring
3-1.Preparation for Suspending
3. How to Install the Indoor Unit
3-2.Suspending the Indoor Unit
3-3.Placing the Unit Inside the Ceiling
Do not use natural drainage
3-4.Installing the Drain Piping
Fig.
Fig.
3-6.How to Install the Ceiling Panel
utes after the FS 3P connector is reconnected
3-6-1.Before Installing the Ceiling Panel
3-5.Checking the Drainage
Fig.
3-6-2.Installing the Ceiling Panel
Fig.
Fig.
Fig.
3-6-3.Wiring the Ceiling Panel and the Indicator
Fig.
A. Attaching the corner cover
3-6-7.Adjusting the Auto Flap
3-6-5.Checking After Installation
3-7.Wiring Instructions
General precautions on wiring
For solid core wiring or F-cable
How to connect wiring to the terminal
For stranded wiring
a For Indoor Unit
4. How to Test Run the Air Conditioner
Fig. Fig.
Fig.
Rear side Remote control holder
5. Remote Controller Installation Position
5-1.Mounting on a Wall
Mounting screws 5/32 5/8 4 16 mm included
6-1.Address Setting of the Remote Controller
6. Address Switch
Fig.
Fig.
8. Installation Check Sheet
7. Connecting a Home Automation Device
APPENDIX D
CZ-RD515U
Operating Instructions
Model No. CZ-RD515U
Operating Instructions Wired Remote Controller
CONTENTS
FEATURES
SAFETY PRECAUTIONS
PRODUCT INFORMATION
SAFETY INSTRUCTIONS
INSTALLATION LOCATION
ELECTRICAL REQUIREMENTS
Avoid
Temperature setting buttons TEMP
REMOTE CONTROLLER
Timer and Present Time setting buttons
Display
TIMER SELECT button
1 HR. TIMER button 1-HOUROFF TIMER
AUTO
HEAT
REMOTE CONTROLLER DISPLAY
Symbols
1Operation mode AUTO only for COOL/DRY/HEAT Model
only for COOL/DRY/HEAT Model
1.Automatic Operation
2. Manual Operation
OPERATION WITH THE REMOTE CONTROLLER
Remote Controller Display
3. Adjusting the Fan Speed
4. Fan Only
5. Night Setback Mode
SETTING THE TIMER
5. Backup function
1. How to set the present time
2. How to set the OFF time
ADJUSTING THE AIRFLOW DIRECTION
USING THE 1-HOUROFF TIMER
1. 1-HourOFF Timer
Setting procedure
Page
APPENDIX E
INSTALLATION INSTRUCTIONS
CZ-RD515U
Parts supplied with the remote controller
INSTALLATION INSTRUCTIONS Wired Remote Controller
Remote controller installation guidelines
How to install the remote controller
B. Installing directly onto the wall
A. Installing with in-walljunction box
Fig. 2-a
Fig. 2-b
Fig.
How to wire the remote controller
Fig. 8-a
Fig.
Fig.
How to Test Run the Air Conditioner
Fig.
Fig. WI1011-0 Printed in China
Page
DC1111-0
