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Air Conditioner
Fujitsu
AOU09RL2, ASU12RL2, AOU12RL2 manual 1116,Suenaga,Takatsu-ku,Kawasaki 213-8502,Japan
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 62
Image 62
1116,Suenaga,Takatsu-ku,Kawasaki
213-8502,Japan
Mar. 2012 Printed in Japan
Page 61
Page 62
Image 62
Page 61
Contents
R410A
INVERTER
SERVICE INSTRUCTION
WALL MOUNTEDtype
CONTENTS
2. TROUBLE SHOOTING
1. DESCRIPTION OF EACH CONTROL OPERATION
3. APPENDING DATA
Page
1 . DESCRIPTION OF EACH CONTROL OPERATION
WALL MOUNTED type
INVERTER
R410A
1. COOLING OPERATION
2. HEATING OPERATION
3. DRY OPERATION
4. AUTO CHANGEOVER OPERATION
2. FAN OPERATION
5. INDOOR FAN CONTROL
1. Fan speed
3. COOLING OPERATION
Fig.6 Cool air prevension control
5. HEATING OPERATION
6. COOL AIR PREVENTION CONTROL Heating mode
Normal operation
2. Fan Speed
6. OUTDOOR FAN CONTROL
1. Outdoor Fan Motor
Types of Air flow Direction Setting
7. LOUVER CONTROL
2. ADJUST THE RIGHT-LEFTLOUVERS
1. VERTICAL LOUVER CONTROL
2.OPEARTION FREQUENCY CONTROL AT NORMAL START UP
8.COMPRESSOR CONTROL
1.OPEARTION FREQUENCY RANGE
2. PROGRAM TIMER
9. TIMER OPEARTION CONTROL
9-1WIRELESS REMOTE CONTROLLER
1. OPEARTION FREQUENCY RANGE
In the heating operation mode
3. SLEEP TIMER
In the cooling operation mode
11. FOUR-WAYVALVE EXTENSION SELECT
12. AUTO RESTART
15. COMPRESSOR PREHEATING
17. POWERFUL OPERATION
14. FORCED COOLING OPERATION TEST OPERATION
16. ECONOMY OPERATION
2. CONDITION OF THE DEFROST OPERATION COMPLETION
18. DEFROST OPERATION CONTROL
1.CONDITION OF STARTING THE DEFROST OPERATION
Integrating defrost
3. Defrost Flow Chart
Normal defrost
01-14
1. OFF DEFROST OPERATION CONDITION
19. OFF DEFROST OPEARTION CONTROL
OFF Defrost Flow Chart Heating operation stop
2. OFF DEFROST END 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
INVERTER
2 . TROUBLE SHOOTING
WALL MOUNTED type
R410A
2-1ERROR DISPLAY
2. TROUBLESHOOTING
Indicate or Display Refer to error code table
2-2TROUBLE SHOOTING WITH ERROR CODE
Trouble shooting 1-1OUTDOOR UNIT Error Method
Check Point 3 : Check the voltage of power supply
Check Point 3 Check the voltage of power supply
Trouble shooting 1-2INDOOR UNIT Error Method
Indicate or Display Refer to error code table
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 2 INDOOR UNIT Error Method
Indoor unit PCB model information error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 3 INDOOR UNIT Error Method
Manual auto switch error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 4 INDOOR UNIT Error Method
Room temp. sensor error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 5 INDOOR UNIT Error Method
Indoor unit Heat Ex. middle temp. sensor error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 6 INDOOR UNIT Error Method
Indoor unit fan motor error
Detective Actuators
Check Point 1-1 Reset Power supply and operate
Trouble shooting 7 OUTDOOR UNIT Error Method
Indicate or Display Refer to error code table
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 8 OUTDOOR UNIT Error Method
PFC circuit error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 9 OUTDOOR UNIT Error Method
Trip terminal L error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 10 OUTDOOR UNIT Error Method
Discharge temp. sensor error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 11 OUTDOOR UNIT Error Method
Outdoor unit Heat Ex. liquid temp. sensor error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 12 OUTDOOR UNIT Error Method
Outdoor temp. sensor error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 13 OUTDOOR UNIT Error Method
Current sensor error
Detective Actuators
Trip detection
Trouble shooting 14 OUTDOOR UNIT Error Method
Indicate or Display Refer to error code table
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 15 OUTDOOR UNIT Error Method
Compressor rotor position detection error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 16 OUTDOOR UNIT Error Method
Outdoor unit fan motor error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 17 INDOOR UNIT Error Method
4-wayvalve error
Detective Actuators
Indicate or Display Refer to error code table
Trouble shooting 18 OUTDOOR UNIT Error Method
Discharge temperature error
Detective Actuators
Trouble shooting
2-3TROUBLE SHOOTING WITH NO ERROR CODE
Indoor Unit - No Power
Power supply failure 2. External cause
Outdoor Unit - No Power
Trouble shooting
Check Point 1 Check Installation Condition
Setting/ Connection failure 2. External cause
Trouble shooting
No Operation Power is ON
Forecast of Cause
Trouble shooting
No Cooling / No Heating
Diagnosis method when abnormal noise is occurred
Trouble shooting
1.Abnormal installation Indoor/ Outdoor
Trouble shooting
Compressor
2-4SERVICE PARTS INFORMATION
SERVICE PARTS INFORMATION
SERVICE PARTS INFORMATION
Inverter Compressor
If it does not appear, replace Main PCB
SERVICE PARTS INFORMATION
If Resistance value is abnormal, replace EEV
CLOSE Example Hot Gas
Indoor unit fan motor
SERVICE PARTS INFORMATION
SERVICE PARTS INFORMATION
Outdoor unit fan motor
Page
INVERTER
3 . APPENDING DATA
WALL MOUNTED type
R410A
1-1.Setting the Filter Sign
3-1.FUNCTION SETTING
3-1-1INDOOR UNIT
1-2.Cooling Room Temperature Correction
1-4.Setting the Auto Restart
1-5.Remote controller signal code
PREPARATION
Entering the Function Setting Mode
STEP Setting the Remote controller Signal Code
Setting Value
Selecting the Function Number and Setting Value
STEP
Function
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
