Specifications

891
FDC-HKX
3
Error display :
e30
[Connection error indoor and outdoor unit]
4
Error display :
e3 1
[Duplicated unit No. of outdoor units]
5
Error display :
e32
[Antiphase on power supply or open 52C L3 phase (primary side) on power supply]
Indoor unit
Red LED
Green LED
Stays OFF
Keeps flashing
Red LED
Green LED
1 time flash
Keeps flashing
Outdoor unit
Indoor unit
Red LED
Green LED
Stays OFF
Keeps flashing
Red LED
Green LED
1 time flash
Keeps flashing
Outdoor unit
Indoor unit
Red LED
Green LED
Stays OFF
Keeps flashing
Red LED
Green LED
1 time flash
Keeps flashing
Outdoor unit
Is the unit
No. duplicated on
outdoor units?
Correction
YES
NO
Defective outdoor unit PCB
Replacement (Defective unit
No. read circuit)
Is there antiphase on
power supply?
YES
Correction
YES
Correction
Correction
Is L3 phase open at
52C primary side?
NO
Defective outdoor unit PCB
(Defective antiphase detection
circuit) Replace
(1)
YES
NO
Is antiphase detection
circuit wired properly?
Note (1) When the PCB is defective, the flash patterns of outdoor
unit red LED, green LED may become irregular.
Note (1) Wrong wire connection of the antiphase
detection circuit is suspected occured
during replacement of the outdoor unit
PCB. Replacement work should be
performed carefully.
Connection of indoor and
outdoor unit OK?
Repair
NO
YES
Defective outdoor unit PCB
Replacement