Fujitsu AOHG07KPCA, Service Manual

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Error display
Error code Description
OPERATION
lamp
(green)
TIMER
lamp
(orange)
ECONOMY
lamp
(green)

(1)

(1)
Serial communication error

(1)

(2)
• Wired remote controller com-
munication error
• Server room control communi-
cation error

(1)

(5)
Check run unfinished
Automatic airflow adjustment error

(1)

(8)
External communication error

(2)

(2)
Indoor unit capacity error

(2)

(3)
Combination error

(2)

(6)
Indoor unit address setting error

(2)

(9)
Connection unit number error in
wired remote controller system

(3)

(1)
Power supply interruption error

(3)

(2)
Indoor unit PCB model information
error

(3)

(3)
Indoor unit motor electricity
consumption detection error

(3)

(5)
Manual auto switch error

(3)

(9)
Indoor unit power supply error for
fan motor

(3)

(10)
Indoor unit communication circuit
(wired remote controller) error

(4)

(1)
Room temp. sensor error
Display mode
●
: 0.5s ON / 0.5s OFF
◊
: 0.1s ON / 0.1s OFF
( ) : Number of flashing