Specifications

898
FDC-HKX
(d) How to advance checks for each faulty symptom
(i) Inspection method when there is no error display
1) Four way valve does not switch during heating operation
17
Error display :
e46
Automatic address setting and manual address
setting coexstents in the same network
Indoor unit
Red LED
Green LED
Stays OFF
Keeps flashing
Red LED
Green LED
1 time flash
Keeps flashing
Outdoor unit
Are automatic
address and manual address
coexstent on the same
network
Repair to manual address
Defective outdoor unit PCB
Replacement
YES
NO
Power supply
detected between outdoor
unit terminal T5~PCB
faston terminal T6
(black)?
YES
NO
Defective 20S
Replacement
Defective outdoor unit PCB
Replacement