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AOU09RL2, ASU12RL2, AOU12RL2 manual Trouble Shooting, WALL MOUNTED type, Inverter, R410A
Models:
ASU12RL2
AOU09RL2
AOU12RL2
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Troubleshooting
Install
2-4SERVICE PARTS INFORMATION
Error codes
Defrost Flow Chart
9-1WIRELESS REMOTE CONTROLLER
Check Point 1-1 Reset Power supply and operate
2-1ERROR DISPLAY
Sleep Timer
Remote controller signal code
Page 23
Image 23
R410A
WALL MOUNTED type
INVERTER
2 . TROUBLE SHOOTING
Page 22
Page 24
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Image 23
Page 22
Page 24
Contents
WALL MOUNTEDtype
INVERTER
SERVICE INSTRUCTION
R410A
CONTENTS
2. TROUBLE SHOOTING
1. DESCRIPTION OF EACH CONTROL OPERATION
3. APPENDING DATA
Page
R410A
WALL MOUNTED type
INVERTER
1 . DESCRIPTION OF EACH CONTROL OPERATION
1. COOLING OPERATION
3. DRY OPERATION
2. HEATING OPERATION
4. AUTO CHANGEOVER OPERATION
3. COOLING OPERATION
5. INDOOR FAN CONTROL
1. Fan speed
2. FAN OPERATION
Normal operation
5. HEATING OPERATION
6. COOL AIR PREVENTION CONTROL Heating mode
Fig.6 Cool air prevension control
2. Fan Speed
6. OUTDOOR FAN CONTROL
1. Outdoor Fan Motor
1. VERTICAL LOUVER CONTROL
7. LOUVER CONTROL
2. ADJUST THE RIGHT-LEFTLOUVERS
Types of Air flow Direction Setting
2.OPEARTION FREQUENCY CONTROL AT NORMAL START UP
8.COMPRESSOR CONTROL
1.OPEARTION FREQUENCY RANGE
1. OPEARTION FREQUENCY RANGE
9. TIMER OPEARTION CONTROL
9-1WIRELESS REMOTE CONTROLLER
2. PROGRAM TIMER
In the heating operation mode
3. SLEEP TIMER
In the cooling operation mode
12. AUTO RESTART
11. FOUR-WAYVALVE EXTENSION SELECT
16. ECONOMY OPERATION
17. POWERFUL OPERATION
14. FORCED COOLING OPERATION TEST OPERATION
15. COMPRESSOR PREHEATING
2. CONDITION OF THE DEFROST OPERATION COMPLETION
18. DEFROST OPERATION CONTROL
1.CONDITION OF STARTING THE DEFROST OPERATION
01-14
3. Defrost Flow Chart
Normal defrost
Integrating defrost
2. OFF DEFROST END CONDITION
19. OFF DEFROST OPEARTION CONTROL
OFF Defrost Flow Chart Heating operation stop
1. OFF DEFROST OPERATION CONDITION
Heating
20. VARIOUS PROTECTIONS
2.CURRENT RELEASE CONTROL
Heating
4. COOLING PRESSURE OVERRISE PROTECTION
5.HIGH TEMPERATURE RELEASE CONTROL HEATING MODE
3.ANTIFREEZING CONTROL Cooling and Dry mode
R410A
2 . TROUBLE SHOOTING
WALL MOUNTED type
INVERTER
2. TROUBLESHOOTING
2-1ERROR DISPLAY
Check Point 3 : Check the voltage of power supply
2-2TROUBLE SHOOTING WITH ERROR CODE
Trouble shooting 1-1OUTDOOR UNIT Error Method
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 1-2INDOOR UNIT Error Method
Indicate or Display Refer to error code table
Check Point 3 Check the voltage of power supply
Detective Actuators
Trouble shooting 2 INDOOR UNIT Error Method
Indoor unit PCB model information error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 3 INDOOR UNIT Error Method
Manual auto switch error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 4 INDOOR UNIT Error Method
Room temp. sensor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 5 INDOOR UNIT Error Method
Indoor unit Heat Ex. middle temp. sensor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 6 INDOOR UNIT Error Method
Indoor unit fan motor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 7 OUTDOOR UNIT Error Method
Indicate or Display Refer to error code table
Check Point 1-1 Reset Power supply and operate
Detective Actuators
Trouble shooting 8 OUTDOOR UNIT Error Method
PFC circuit error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 9 OUTDOOR UNIT Error Method
Trip terminal L error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 10 OUTDOOR UNIT Error Method
Discharge temp. sensor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 11 OUTDOOR UNIT Error Method
Outdoor unit Heat Ex. liquid temp. sensor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 12 OUTDOOR UNIT Error Method
Outdoor temp. sensor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 13 OUTDOOR UNIT Error Method
Current sensor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 14 OUTDOOR UNIT Error Method
Indicate or Display Refer to error code table
Trip detection
Detective Actuators
Trouble shooting 15 OUTDOOR UNIT Error Method
Compressor rotor position detection error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 16 OUTDOOR UNIT Error Method
Outdoor unit fan motor error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 17 INDOOR UNIT Error Method
4-wayvalve error
Indicate or Display Refer to error code table
Detective Actuators
Trouble shooting 18 OUTDOOR UNIT Error Method
Discharge temperature error
Indicate or Display Refer to error code table
Trouble shooting
2-3TROUBLE SHOOTING WITH NO ERROR CODE
Indoor Unit - No Power
Check Point 1 Check Installation Condition
Outdoor Unit - No Power
Trouble shooting
Power supply failure 2. External cause
Forecast of Cause
Trouble shooting
No Operation Power is ON
Setting/ Connection failure 2. External cause
No Cooling / No Heating
Trouble shooting
Trouble shooting
Trouble shooting
1.Abnormal installation Indoor/ Outdoor
Diagnosis method when abnormal noise is occurred
Compressor
2-4SERVICE PARTS INFORMATION
SERVICE PARTS INFORMATION
Inverter Compressor
SERVICE PARTS INFORMATION
CLOSE Example Hot Gas
SERVICE PARTS INFORMATION
If Resistance value is abnormal, replace EEV
If it does not appear, replace Main PCB
Outdoor unit fan motor
SERVICE PARTS INFORMATION
SERVICE PARTS INFORMATION
Indoor unit fan motor
Page
R410A
3 . APPENDING DATA
WALL MOUNTED type
INVERTER
1-2.Cooling Room Temperature Correction
3-1.FUNCTION SETTING
3-1-1INDOOR UNIT
1-1.Setting the Filter Sign
1-5.Remote controller signal code
1-4.Setting the Auto Restart
PREPARATION
Entering the Function Setting Mode
STEP Setting the Remote controller Signal Code
Function
Selecting the Function Number and Setting Value
STEP
Setting Value
REMOTE CONTROLLER SIGNAL CODE SETTING
3-2-2OUTDOOR UNIT
3-2.Thermistor Resistance Values
3-2-1INDOOR UNIT
Page
1116,Suenaga,Takatsu-ku,Kawasaki 213-8502,Japan
