Fujitsu AGYG14LVCB, Service Manual

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If you use a wireless remote control, the lamp on the photo
detector unit will output error codes by way of blinking patterns.
If you use a wired remote control, error codes will appear on the
remote control display.
See the lamp blinking patterns and error codes in the table.
An error display is displayed only during operation.
Error display
Wired
remote
control
Error code
Description
OPERA TION
lamp
(green)
TIMER
lamp
(orange)
ECONOMY
lamp
(green)
(1)
(1)
Serial communication error
ERROR DETECTION
(1)
(2)
Wired remote control
communication error
(3)
(2)
Indoor unit PCB model
information error
(3)
(5)
Manual auto switch error
(4)
(1)
Inlet air temp. sensor error
(4)
(2)
Indoor unit Heat Ex. Middle temp.
sensor error
(5)
(1)
Indoor unit fan motor error
(5)
(7)
Damper error
(6)
(2)
Outdoor unit main PCB model
information error or
communication error
(6)
(4)
Active filter error
(6) (5)
Trip terminal L error
2012.01.18 12
(7)
(1)
Discharge temp. sensor error
(7)
(3)
Outdoor unit Heat Ex. liquid temp.
sensor error
(7)
(4)
Outdoor temp. sensor error
(8)
(4)
Current sensor error
(9)
(4)
Trip detection
(9)
(5)
Compressor rotor position
detection error (permanent stop)
(9)
(7)
Outdoor unit fan motor error
(9)
(9)
4-way valve error
(10) (1)
Discharge temp. error
: 0.5s on / 0.5s off
: 0.1s on / 0.1s off
( )
: Number of flash
Indoor unit display
TIMER
TIMER lamp
(orange)
OPERATION
lamp (green)
ECONOMY
lamp (green)
OPERATION ECONOMY
Wired remote control display (Option)
If an error occurs, the following display will be shown.
(“Er” will appear in the set room temperature display.)
Error
code