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Fujitsu INDOOR UNIT Duct Type Installation Manual: Error Codes

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141

ERROR CODES

[Troubleshooting at the remote control LCD]
This is possible only on the wired remote control.
[Self-diagnosis]
For the operation method, refer to the operating manual.
When the error indication "E:EE" is displayed, follow the following items to perform the
self-diagnosis. "E:EE" indicates an error has occurred.
R.C. address of INDOOR UNIT
SU MO TU WE TH FR SA
Error display
OPERATION
TIMER
ECO
lamp
lamp
lamp
(green)
(orange)
(green)
(1)
(1)
(1)
(2)
(1)
(5)
(2)
(1)
(2)
(2)
(2)
(3)
(2)
(4)
(2)
(7)
(3)
(1)
(3)
(2)
(3)
(5)
(3)
(9)
(4)
(1)
(4)
(2)
(5)
(1)
(5)
(3)
(5)
(7)
(5)
(9)
(5)
(15)
(6)
(2)
(6)
(3)
(6)
(4)
(6)
(5)
(6)
(10)
(7)
(1)
(7)
(2)
En-13
Error code
Ex. Self-diagnosis
Wired
remote
controller
Mode
DESCRIPTION
Error
code
Serial communication
Communication
error
Wired remote controller
Communication
communication error
Check run unfinished
R.C. address or
Refrigerant circuit
address setting error
[Simultaneous Multi]
System
Indoor unit capacity error
Combination error
Connection R.C.
address error (indoor
secondary unit)
[Simultaneous Multi]
Connection R.C.
address error (indoor
unit or branch unit)
[Flexible Multi]
Primary unit, secondary
unit set-up error
[Simultaneous Multi]
Power supply interruption
Indoor unit
error
Indoor unit PCB model
information error
Indoor unit
Manual auto switch error
fan motor driving circuit
Indoor unit
error.
Inlet air temp. sensor
Indoor unit
error
Indoor Heat Ex. Middle
Indoor unit
Temp. Sensor error
Indoor unit fan motor1
Indoor unit
error
Indoor unit
Drainage error
Damper error
Indoor unit fan motor2
Indoor unit
error
Indoor unit
Indoor unit error
Outdoor unit model
Outdoor unit
information error
Outdoor unit
Inverter error
Active filter error, PFC
circuit error
Outdoor unit
I.P.M. error
Display PCB
microcomputers
communication error
Discharge temp. sensor
Outdoor unit
error
Compressor temp. sensor
Outdoor unit
error
(7)
(3)
(7)
(4)
(7)
(5)
(7)
(6)
(7)
(7)
(8)
(2)
(8)
(3)
(8)
(4)
(8)
(6)
(9)
(4)
(9)
(5)
(9)
(7)
(9)
(8)
(9)
(9)
(9)
(10)
(10)
(1)
(10)
(3)
(10)
(4)
(10)
(5)
(13)
(2)
Display mode
: 0.5s ON / 0.5s OFF
: 0.1s ON / 0.1s OFF
( ) : Number of flashing
Heat Ex. centre temp.
sensor error
Outdoor unit
Heat Ex. Liquid outlet
temp. sensor error
Outdoor temp. sensor
Outdoor unit
error
Suction Gas temp. sensor
error
2-way valve temp. sen-
sor error
3-way valve temp. sen-
sor error
Heat sink temp. sensor
Outdoor unit
error
Sub-cool Heat Ex. gas
inlet temp. sensor error
Sub-cool Heat Ex. gas
outlet temp. sensor
error
Liquid pipe temp. sensor
error
Outdoor unit
Current sensor error
Pressure sensor error
Outdoor unit
High pressure switch
error
Outdoor unit
Over current error
Outdoor unit
Compressor control error
Outdoor unit fan motor1
Outdoor unit
error
Outdoor unit fan motor2
Outdoor unit
error
Outdoor unit
4-way valve error
Coil (expansion valve)
error
Refrigerant
Discharge temp. error
system
Refrigerant
Compressor temp. error
system
High pressure error
Refrigerant
Low pressure error
system
Branch boxes error
[Flexible Multi]

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