Fujitsu AB*14LBAJ User Manual

2. TROUBLESHOOTING
02-01
2-1 ERROR DISPLAY
2-1-1 INDOOR UNIT DISPLAY
1. ERROR DISPLAY
Please refer the blinking pattern as follows.
2-way valve temperature thermistor error
Forced auto switch error
Power supply frequency detection error
Connected indoor unit error
Room temperature thermistor error
Indoor heat exchanger temperature
thermistor error
Outdoor heat exchanger temperature
thermistor error
Outdoor discharge pipe temperature
thermistor error
IPM error
Compressor rotor location cannot detect
(permanent stop)
Compressor temperature thermistor error
Outdoor temperature thermistor error
3-way valve temperature thermistor error
Communication error
(Serial reverse transfer error)
Outdoor communication signal error
(Forward transfer signal error)
When an error occurs, "Large division indication" is indicated first.
Secondly, "Small division indication" is indicated by pushing "Test run" button of remote controller.
Error contents Error contents
Thermistor error
(indoor unit)
Thermistor error
(outdoor unit)
(2 times)
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(3 times)
Red lamp
Green lamp (2 times)
Red lamp
Green lamp (4 times)
Red lamp
Green lamp (2 times)
Red lamp
Green lamp (3 times)
Red lamp
Green lamp (2 times)
Red lamp
Green lamp (3 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(4 times)
Red lamp
Green lamp
(6 times)
Red lamp
Green lamp
(8 times)
Red lamp
Green lamp
(9 times)
Red lamp
Green lamp
(10 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(2 times)
(3 times)
Red lamp
Green lamp
(2 times)
Red lamp
Green lamp
(5 times)
Control unit error
(indoor unit)
Control unit error
(outdoor unit)
Pressure switch
error
Inverter error
Serial error
(4 times)
Fan motor error
(indoor unit)
(5 times)
Indoor fan motor lock error
(6 times)
(2 times)
(3 times)
Red lamp
Green lamp (4 times)
(5 times)
Indoor fan motor speed error
Pressure switch error
Red lamp
Green lamp
Red lamp
Green lam
(2 times)
Indoor EEPROM
abnormal error
Indoor EEPROM abnormal
(Model No.)
Outdoor unit fan motor error
Red lamp
Green lamp
LED indication LED indication
Small division indicationLarge division indication
3
4
25
26
2
11
10
8
5
7
12
21
22
13
23
18
17
9
14
Trouble
shooting
For AS*7/ 9/ 12LMACW
: Fast flashing
: Slow flashing
Operation lamp : Red lamp
Timer lamp : Green lamp

Fujitsu AB*14LBAJ Specifications

General

Brand	Fujitsu
Model	AB*14LBAJ
Category	Air Conditioner
Language	English