Fujitsu ASUG09LZAS Installation Manual page 12

Error display
OPERATION TIMER ECONOMY
lamp lamp lamp
(green) (orange) (green)
 
(10) (5)
 
(13) (2)
●
Display mode : 0.5s ON / 0.5s OFF
◊
: 0.1s ON / 0.1s OFF
( ) : Number of flashing
■ Error display on the indoor unit
OPERATION indicator lamp (green)
TIMER indicator lamp (orange)
ECONOMY indicator lamp (green)
En-12
Error code Description
A5
Low pressure error
Branch boxes error
J2
[Flexible Multi]