Fujitsu AOYG45LAT8 User Manual page 50

2) Hybrid Flex Inverter System, error codes
Indoor units lamps,
Indoor unit
flashing of operation
and timer lamps.
and continuous
flashing of economy
lamp.
Wired remote LCD, 7-segment
control display
Outdoor unit Four 7-segment lamps
on PCB
Branch box Four lamps on PCB
2-1-3 Response procedure at error code display
Case1 : End user
Occurrence of an error
Indoor unit lamp is flashing.
Inform object person of
the number of flashing.
Error code display Defective component
- Indoor unit error
- Abnormal units
- Outdoor unit error
- Abnormal units
- Branch box error,
Case2 : Service Engineer
except indoor units
except outdoor units
(Indoor unit, Branch-
box)
*No exception
Site visit
Check outdoor ‚7-seg
to find defectives
Indoor unit error
(7-seg : E5U1)
Branch box error
(7-seg : EJ2U)
Outdoor unit error
02-02
Appearance Object person
OPERATION (Green)
TIMER (Orange)
ECONOMY (Green)
- End user
- Installer
- Service
LED981 LED982
POWER ERROR
/ MODE
LED961 LED962
- Service
MODE /
SELECT ENTER CHECK
EXIT
- Installer
SW931 SW932 SW933 SW934
LED401
LED402
LED403
LED404
LED405
Amount of errors
Check indoor unit,
Branch Box
Check indoor unit,
Branch Box
engineer
engineer