Categories: Air Conditioner

Fujitsu conditioner error codes

Having scrutinized Fujitsu air conditioner error codes, each user with the help of a specialist can remove small troubleshooting. The table containing error codes of Fujitsu air conditioners is given below. It helps to decipher an error code, determine the seriousness of a hitch and the complexity of the forthcoming repairs. Unlike paper instructions, our table can always be found online by the link.

Fujitsu AB14LBAJ air error codes

Air conditioners Fujitsu AB14LBAJ are split type room inverter multi units intended for both cooling and heating operations. There are such models, as universal floor, ceiling duct, cassette wall mounted, floor type. They use R410A as refrigerant. There are outdoor and indoor units.

Error code Error contents
0 Communication error (indoor unit — remote control)
1 Communication error (Serial reverse transfer error)
2 Room temperature sensor error
4 Indoor heat exchanger temperature sensor error
6 Outdoor heat exchanger temperature sensor(outlet) error
9 Water drain abnormal
OA Outdoor temperature sensor error
OC Outdoor discharge pipe temperature sensor error
OF Discharge temperature error
12 Indoor fan motor abnormal
13 Outdoor communication signal error (Forward transfer signal error)
15 Compressor temperature sensor error
16 Pressure switch error
17 IPM error
18 CT error
1A Compressor rotor location cannot detect (permanent stop)
1b Outdoor unit fan motor error
1d 2-way valve temperature thermistor error
1E 3-way valve temperature thermistor error
1C Main CPU – sub CPU communication error
1F Connected indoor unit error
20 Indoor manual auto switch error
24 Exessive high pressure protection on cooling
26 Communication error (Main PCB — Display PCB)
27 Communication error (Main PCB — Display PCB)
2c 4-way valve error

Fujitsu ABYA45LCT air error codes

Air conditioners Fujitsu ABYA45LCT are air conditioning equipment with indoor units of the ceiling type. The outdoor unit is also present. This equipment is intended for cooling and heating. The refrigerant used is R410A.

Error code Error contents
1
13
26
27
Indoor signal error
0 Wired remote controller abnormal
2 Indoor room temperature sensor error
4 Indoor heat exchanger temperature sensor (middle) error
28 Indoor heat exchanger temperature sensor (inlet) error
9 Float switch operated
0c Outdoor discharge pipe temperature sensor error
6 Outdoor heat exchanger temperature sensor (outlet) error
0A Outdoor temperature sensor error
OE Heat sink thermistor (Inverter) error
15 Compressor temperature sensor error
1d 2-way valve temperature sensor error
1E 3-way valve temperature sensor error
29 Outdoor heat exchanger temperature sensor (middle) error
2d Heat sink thermistor (P.F.C) error
20 Indoor manual auto switch abnormal
2A Power supply frequency detection error
17 IPM protection
18 CT error
1A Compressor location error
1b Outdoor fan error
1F Connected indoor unit abnormal
1c Outdoor unit computer communication error
2E Inverter error
12 Indoor fan abnormal
OF Discharge temperature error
24 Excessive high pressure protection on cooling
2c 4-way valve abnormal
16 Pressure switch abnormal. Pressure sensor abnormal
2b Compressor temperature error
2F Low pressure error
19 Active filter abnormal
25 PFC circuit error
30 Refrigerant circuit address set-up error
31 Master unit, Slave unit set-up error
32 Connected the indoor number set-up error
33 P.F.C. printed circuit board error

Fujitsu AOYS24LDL air error codes

Air conditioners Fujitsu AOYS24LDL are split type room air conditioning equipment used for cooling and heating. They are of wall mounted type. There are indoor and outdoor units. The refrigerant used is R410A. All operations of air conditioners can be controlled with the help of a remote controller.

Error Operation LED Timer LED Error
Serial signal error Normal 2 flash Serial signal (reverse) error, at operation start up
3 flash Serial signal (reverse) error, during operation
4 flash Serial signal (forward) error, at operation start up
5 flash Serial signal (forward) error, during operation
8 flash Wired remote controller error
Indoor unit thermistor error 2 flash 2 flash Indoor temperature thermistor open / short
3 flash Heat exchanger middle thermistor open / short
Outdoor unit thermistor error 3 flash 2 flash Discharge thermistor open / short
3 flash Heat exchanger thermistor open
4 flash Outdoor temperature thermistor open / short
8 flash Compressor temperature thermistor open! short
Indoor unit control error 4 flash 2 flash Forced automatic SW welded
3 flash Main relay welded
4 flash Power interruption error
7 flash VDD permanent stop protection
8 flash reverse VDD permanent stop protection
Outdoor unit control error 5 flash 2 flash Current trip error
3 flash CT abnormal
5 flash Compressor location detection error
6 flash Outdoor unit fan drive system abnormal
Indoor fan motor error 6 flash 2 flash Abnormal lock
3 flash Abnormal rotation
Refrigerant cycle error 7 flash 2 flash Discharge Temperature abnormal
3 flash Cooling high pressure abnormal rise
5 flash Pressure switch trouble
Optional function error 8 flash 2 flash Active filter voltage trouble (second time)
3 flash Active filter voltage trouble (first time)
4 flash PFC circuit error
Model information error 0.1sec on/off 0 .1 sec on/off Model information error

Fujitsu AUG36LRLA air error codes

Air conditioners Fujitsu AUG36LRLA belong to 3 phase type single/simultaneous multi systems. High performance and top class energy saving of these equipment is achieved due to the adoption of DC inverter. Moreover, their operating cost while maintaining comfort is suppressed. Their operation is quite due to the low noise function. Up to 3 indoor units can be installed according to the shape, number of people and lighting conditions of the room even on wide floors and atypical floors.

Error Contents Operation (Green) Timer (Orange) Wired Remote Controller Display
Serial communication error 1 time 1 time 11
Wired remote controller communication error 2 times 12
Unit number or Refrigerant circuit address setting error 2 times 1 time 21
Indoor unit capacity error 2 times 22
Connection unit number error (indoor secondary unit) 4 times 24
Primary unit, secondary unit setup error 7 times 27
Indoor unit PCB model information error 3 times 2 times 32
Manual auto switch error 5 times 35
Room temp, sensor error 4 times 1 time 41
Indoor unit Heat Ex. middle temp, sensor error 2 times 42
Indoor unit fan motor error 5 times 1 time 51
Drain pump error 3 times 53
Indoor unit error 15 times 5U
Outdoor unit main PCB model information error or communication error 6 times 2 times 62
Inverter error 3 times 63
PFC circuit error 4 times 64
Trip terminal L error 5 times 65
Discharge temp, sensor error 7 times 1 time 71
Compressor temp, sensor error 2 times 72
Outdoor unit Heat Ex. liquid temp, sensor error 3 times 73
Outdoor temp, sensor error 4 times 74
Heat sink temp, sensor error 7 times 77
Current sensor error 8 times 4 times 84
Pressure sensor error 8 times 6 times 86
Trip detection 9 times 4 times 94
Compressor rotor position detection error (permanent stop) 5 times 95
Outdoor unit fan motor 1 error 7 times 97
Outdoor unit fan motor 2 error 8 times 98
4-way valve error 9 times 99
Discharge temp, error 10 times 1 time A1
Compressure temp, error 10 times 3 times A3

Fujitsu AUU18RCLX air error codes

Air conditioners Fujitsu AUU18RCLX are split type air conditioning equipment intended for cooling and heating. They are of cassette type. There are indoor and outdoor units. The refrigerant used is R410A.

Error code Error contents
1 Indoor unit doesn’t accept the signal from outdoor unit.
2 Room temperature sensor open
3 Room temperature sensor short-circuited
4 Indoor heat exchanger temperature sensor open
5 Indoor heat exchanger temperature sensor short- circuited
6 Outdoor heat exchanger temperature sensor
8 Power source connection error
9 Float switch operated
0A Outdoor temperature sensor
0c Discharge pipe temperature sensor
11 Model abnormal
12 Indoor fan abnormal
13 Outdoor unit doesn’t accept the signal from indoor unit.
14 Excessive outdoor pressure (permanent stop)
15 Compressor temperature sensor
16 Pressure switch error
17 IPM error
18 CT error
19 Active filter module (AFM) error
1A Compressor does not operate
1b Outdoor unit fan error
1c Communication error (inverter— multicontroller)
1d 2 way valve sensor error
1E Expansion valve error
1F Connection indoor unit error

Fujitsu AWY24LBAJ air fault codes

Air conditioners Fujitsu AWY24LBAJ are split type room air conditioners of the ceiling wall type intended for cooling and heating. There are indoor and outdoor units. The refrigerant used is R410A.

Error contents Error display Error display Error display
OPERATION (RED) TIMER (GREEN) SWING (ORANGE)
Indoor unit circuit board error Fast flashing Fast flashing Off
Indoor unit room temperature sensor wire opened 2 times Slow flashing
Indoor unit room temperature sensor wire short circuited Fast flashing
Indoor unit piping sensor wire opened 3 times Slow flashing Off
Indoor unit piping sensor short circuited Fast flashing
Serial error 5 times Slow flashing Off
Outdoor unit circuit board error or miswiring between outdoor unit and indoor unit Fast flashing
Indoor unit fan error 6 times Slow flashing Off
Outdoor unit piping sensor Fast flashing 3 times Slow flashing
Outdoor unit outdoor temperature sensor error 4 times Slow flashing
Outdoor unit discharge temperature sensor error 5 times Slow flashing
Outdoor unit compressor temperature sensor error 9 times Slow flashing
IPM error 10 times Slow flashing
Current transformer error 11 times Slow flashing
Active filter module error 12 times Slow flashing
Compressor location error 13 times Slow flashing
Outdoor fan motor error 14 times Slow flashing