Fujitsu AOYG24LALA, Service Manual

Page: 11 / 19

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 type 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 running.
Indoor unit lamps
Wired
remote
control
INDOOR UNIT
and WIRED REMOTE CONTROL
E R R O R D E T E C T I O N
Description
OPERATION
(green)
TIMER
(orange)
ECONOMY
(green)
(1) (1)
Serial communication error
(1) (2)
Wired remote control communica
(1)
(5)
Check run unfinished
(2)
(1)
Unit number or Refrigerant circu
address setting error
[Simultaneous Multi]
(2) (2)
Indoor unit capacity error
(2) (3)
Combination error
(2)
(4)
Connection unit number error
•
(indoor slave unit)
[Simultaneous Multi]
Connection unit number error •
(indoor unit or branch unit)
[Flexible Multi]
(2)
(7)
Master unit, slave unit set-up
error [Simultaneous Multi]
(3)
(2)
Indoor unit PCB model informa
(3) (5)
Manual auto switch error
(4) (1)
Inlet air temp. sensor error
(4) (2)
Indoor unit Heat Ex. Middle tem
sensor error
(5)
(1)
Indoor unit fan motor error
(5)
(3)
Drain pump error
(5) (7)
Damper error
(5) (15)
Indoor unit error
(6) (2)
Outdoor unit main PCB model
information error or
communication error
(6) (3)
Inverter error
(6)
(4)
Active filter error, PFC circu
(6) (5)
Trip terminal L error
: 0.5s on / 0.5s off
: 0.1s on / 0.1s off
( ) : Number of flashing
This is possible only on a wired remote control.
If an error occurs, the following display will be shown.
(“Er” will appear in the set room temperature display.)
Error code
EX. Self-diagnosis
2013.03.26 10
(3)
(1)
Power supply interruption error