Fujitsu AB*18LBAJ Service Instruction

02-07
Run [Self-Diagnosis] if [E:EE] flashes on the clock display of the remote controller.
When the error indication "E:EE" is displayed, inspection of the air conditioning system is necessary.
Please consult authoilzed servise personnel.
Ex. Self-diagnosis
Error code
SU MO TU WE TH FR SA
Display
1. Stop the air conditioner operation.
2. Press the SET TEMPERATURE buttons and simultaneously for 5 seconds or more
to start the self-diagnosis.
3. Press the SET TEMPERATURE buttons and simultaneously for 5 seconds or more
or there is no key input for 20 seconds to stop the self-diagnosis.
2-1-3 WIRED REMOTE CONTROLLER DISPLAY (For AR*9L - 22L)
1. SELF - DIAGNOSIS
Error code
Error contents
Trouble
shooting
Communication error (Serial reverse transfer error)
Room temperature thermistor open
Room temperature thermistor short-circuited
Indoor heat exchanger temperature thermistor open
Indoor heat exchanger temperature thermistor short-circuited
Outdoor heat exchanger temperature thermistor error
Outdoor heat exchanger temperature thermistor short-circuited
Outdoor temperature thermistor open
Outdoor temperature thermistor short-circuited
Outdoor discharge pipe temperature thermistor open
Outdoor discharge pipe temperature thermistor short-circuited
Indoor EEPROM abnormal (Model No.)
Indoor fan motor abnormal
Outdoor unit fan motor error
Outdoor communication signal error (Forward transfer signal error)
Pressure switch error
CT error
Active Filter Module (AFM) error
Communication error (indoor unit remote control)
IPM error
Compressor rotor location cannot detect
Compressor temperature thermistor error
1
2
5
7
8
9
26
19
10
11
12
13
14
15
16
17
18
24
21
22
23
3
4
2-way valve temperature thermistor error
Power supply frequency detection error
Connected indoor unit error
Main CPU - sub CPU communication error
3-way valve temperature thermistor error
Heat sink temperature thermistor error
DAY OFF
DELETE SET
ENERGY
SAVE
SET BACK
DAY
CLOCK ADJUST
SET
THERMO
SENSOR
DAY OFF
DELETE SET
ENERGY
SAVE
SET BACK
DAY
CLOCK ADJUST
SU MO TU WE TH FR SA

Fujitsu AB*18LBAJ Specifications

General

Brand	Fujitsu
Model	AB*18LBAJ
Category	Air Conditioner
Language	English