1-4. Error code table (Outdoor unit)
The operation status is determined by the lighting up and blinking of the LED lamp.
After check that ERROR LED lamp blinks, press the ENTER button once.
NOTE: For the positions of LED lamp and buttons, refer to
Chapter 5. FIELD WORKING on page 05-7.
Error contents
E: 11. Serial communication error
(Serial forward transfer error) (Indoor
unit)
(Occurs immediately after starting
operation)
E: 11. Serial communication error
(Serial forward transfer error) (Indoor
unit)
(Occurs during operation)
E: 12. Wired remote controller
communication error (Indoor unit)
E: 23. Combination error (Outdoor unit)
E: 32. Indoor unit main PCB error
(Indoor unit)
E: 41. Room temperature sensor error
(Indoor unit)
E: 42. Indoor unit heat exchanger
sensor error (Indoor unit)
E: 53. Drain pump error (Indoor unit)
E: 62. Outdoor unit main PCB error
(Outdoor unit)
E: 63. Inverter error (Outdoor unit)
E: 65. Trip terminal L error (Outdoor
unit)
E: 71. Discharge thermistor error
(Outdoor unit)
E: 72. Compressor thermistor error
(Outdoor unit)
E: 73. Heat exchanger (Middle/Outlet)
temperature thermistor error (Outdoor
unit)
E: 74. Outdoor temperature thermistor
error (Outdoor unit)
E: 77. Heat sink thermistor error
(Outdoor unit)
E: 84. Current sensor error (Outdoor
unit)
E: 86. Pressure sensor error (Outdoor
unit)
E: 94. Trip detection (Outdoor unit)
E: 95. Compressor motor control error
(Outdoor unit)
E: 97. Outdoor unit fan motor error
(Outdoor unit)
E: 99. 4-way valve error (Outdoor unit)
E: A1. Discharge temperature error
(Outdoor unit)
1-4. Error code table (Outdoor unit)
PUMP
POWER/
DOWN
ERROR
MODE
L1
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
■
●
■
2
- (03-3) -
"Function settings (For outdoor unit)"
LOW NOISE
L2
L3
L4
■
○
○
1
1
■
○
●
1
1
■
○
○
5
15
■
○
○
5
15
■
○
○
5
15
■
○
○
5
15
■
○
○
5
15
■
○
○
5
15
■
○
○
6
2
■
○
○
6
3
■
○
○
6
5
■
○
○
7
1
■
○
○
7
2
■
○
○
7
3
■
○
○
7
4
■
○
○
7
7
■
○
○
8
4
■
○
●
8
6
■
○
○
9
4
■
○
○
9
5
■
○
○
9
7
■
○
○
9
9
■
○
○
10
1
in
PEAK CUT
L5
L6
●
●
○
○
○
●
○
●
○
●
○
●
○
●
○
●
○
●
○
●
●
●
○
●
○
●
●
○
○
●
○
●
○
●
●
○
○
●
○
●
●
●
○
●
○
●
1. Error code