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Indoor Unit Outdoor Unit CS-E9NKUAW CS-E12NKUAW CU-E9NKUA CU-E12NKUA 8.2Outdoor Unit
Models:
Indoor Unit Outdoor Unit CS-E9NKUAW CS-E12NKUAW CU-E9NKUA CU-E12NKUA
1
15
90
90
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90 pages
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Troubleshooting
Specification
18.1Operation Characteristics
Install
Parts list
Error codes
Refrigeration Cycle Diagram
Exploded View and Replacement Parts
Dimension
11.2.5Wiring Stripping and connecting requirement
Page 15
Image 15
8.2
Outdoor Unit
15
Page 14
Page 16
Page 15
Image 15
Page 14
Page 16
Contents
CS-E9NKUAW
TABLE OF CONTENTS
Indoor Unit
Outdoor Unit
Connection
17. Disassembly and Assembly Instructions
Exploded View and Replacement Parts
13. Operation Control For Multi Split
1. Safety Precautions
20.During pump down operation, stop the compressor before remove the refrigeration piping. Removal of refrigeration piping while compressor is operating and valves are opened condition will cause suck-inof air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc
2. Specification
Type
DRY BULB
Serviceability Improvement
3. Features
Long Installation Piping
Easy to use remote control Quality Improvement
4. Location of Controls and Components
4.1Indoor Unit 4.2Outdoor Unit 4.3Remote Control
5.1Indoor Unit
5. Dimensions
5.2Outdoor Unit
6. Refrigeration Cycle Diagram
7. Block Diagram
8.1Indoor Unit
8. Wiring Connection Diagram
8.2Outdoor Unit
9.1Indoor Unit
9. Electronic Circuit Diagram
9.2Outdoor Unit
10. Printed Circuit Board
10.1Indoor Unit
10.1.1Main Printed Circuit Board
10.1.3Indicator Printed Circuit Board
10.1.2Power Printed Circuit Board
10.2.1Main Printed Circuit Board
10.2Outdoor Unit
11.1.1Indoor Unit
11. Installation Instruction
11.1.3Indoor/Outdoor Unit Installation Diagram
11.1Select the Best Location
11.2Indoor Unit
11.2.1How to Fix Installation Plate
11.2.3.3For the embedded piping
11.2.3Indoor Unit Installation
11.2.3.1For the right rear piping
11.2.3.2For the right bottom piping
11.2.4Connect the Cable to the Indoor Unit
11.2.5.1Cutting and flaring the piping
11.2.5Wiring Stripping and connecting requirement
11.3Outdoor Unit
11.3.1Install the Outdoor Unit
11.3.2.1Connecting the piping to indoor
11.3.2.2Connecting the piping to outdoor
11.3.2.3Connecting the piping to outdoor multi
11.3.2.4Gas Leak Checking
11.3.3Evacuation of the equipment
11.3.3.2Piping Insulation
11.3.3.1Connect the Cable to the Outdoor Unit
12.1.2Cooling Operation
12.1.1Internal Setting Temperature
12. Operation Control
12.1Basic Function
12.2Indoor Fan Motor Operation
12.1.4.2Automatic Operation
12.2.1Basic Rotation Speed rpm
12.3Outdoor Fan Motor Operation
12.4Airflow Direction
12.4.1Vertical Airflow
12.4.2Horizontal Airflow
12.6Quiet Operation Heating
12.8.2OFF Timer Control
12.7Powerful Mode Operation
12.8Timer Control
12.8.1ON Timer Control
12.10Indication Panel
13.2Soft Dry Operation
13.3.2Temperature Sampling Control
13. Operation Control For Multi Split Connection
13.1Cooling operation
13.7Auto restart control
13.6Powerful Mode Operation
13.4Automatic Operation
13.5Indoor Fan Motor Operation
14.1Protection Control For All Operations
14.1.1Restart Control Time Delay Safety Control
14.1.4IPM Power Transistor Prevention Control
14.Protection Control
14.1.8Low Frequency Protection Control
14.2.1Outdoor Air Temperature Control
14.1.5Compressor Overheating Prevention Control
14.1.7Low Frequency Protection Control
14.2.4Freeze Prevention Control
14.2.6.1Intake Air Temperature Control
14.2.2Cooling Overload Control
14.2.3Freeze Prevention Control
14.2.6.6Deice Operation
14.2.6.2Outdoor Air Temperature Control
14.2.6.3Overload Protection Control
14.2.6.5Cold Draught Prevention Control
15.1Auto Off/On Button
15. Servicing Mode
15.2.4TIMER
15.2Remote Control Button
15.2.2RESET RC
15.2.3RESET AC
16.1Refrigeration Cycle System
16. Troubleshooting Guide
Page
16.2.2To Make a Diagnosis
16.2Breakdown Self Diagnosis Function
16.3Error Code Table
“” – Frequency measured and fan speed fixed
Malfunction Decision Conditions
Troubleshooting
16.4 Self-diagnosisMethod
16.4.1H11 Indoor/Outdoor Abnormal Communication
Malfunction Caused
16.4.2H12 Indoor/Outdoor Capacity Rank Mismatched
Troubleshooting
Malfunction Decision Conditions
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
CT defective Outdoor PCB defective
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
Operation stops due to Hall IC malfunction
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Wrong models interconnected
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
Troubleshooting
16.4.13 H36 Outdoor Gas Pipe Sensor Abnormality
Faulty connector connection Faulty sensor
Faulty PCB
Malfunction Decision Conditions
Faulty connector connection Faulty sensor
Faulty PCB
Troubleshooting
Operation stops due to Hall IC malfunction
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
Malfunction Caused
16.4.16 H98 Indoor High Pressure Protection
Troubleshooting
Malfunction Decision Conditions
Clogged air filter of the indoor unit
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
Troubleshooting
Faulty connector connection
Faulty indoor pipe temperature sensor
Faulty indoor main PCB
Malfunction Caused
Remark
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.20 F90 Power Factor Correction Protection
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.21F91 Refrigeration Cycle Abnormality
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.22F93 Compressor Rotation Failure
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.23F95 Cooling High Pressure Abnormality
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.24F96 IPM Overheating
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.25F97 Compressor Overheating
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.26F98 Input Over Current Detection
Troubleshooting
Malfunction Decision Conditions
Malfunction Caused
16.4.27F99 Output Over Current Detection
Troubleshooting
Malfunction Decision Conditions
17. Disassembly and Assembly Instructions
17.1.1.1To remove power electronic controller
17.1.1To remove front grille
17.1.1.2To remove discharge grille
17.1.1.3To remove control board
Page
18. Technical Data
18.1Operation Characteristics
18.1.1CS-E9NK CU-E9NK
Operation condition
Piping Length Characteristic Cooling
Room temperature
81F DBT, 66F WBT
Operation condition
Heating Characteristic
Room temperature
68F DBT
Operation condition
Piping Length Characteristic Heating
Room temperature
68F DBT
81F DBT, 66F WBT
18.1.2CS-E12NK CU-E12NK
Cooling Characteristic
Room temperature
Operation condition
Piping Length Characteristic Cooling
Room temperature
81F DBT, 66F WBT
Operation condition
Heating Characteristic
Room temperature
68F DBT
Operation condition
Piping Length Characteristic Heating
Room temperature
68F DBT
19.1Indoor Unit
19. Exploded View and Replacement Parts List
All parts are supplied from PHAAM, Malaysia Vendor Code:
19.2Outdoor Unit
CU-E12NKUA
REF. NO
PART NAME & DESCRIPTION
CU-E9NKUA