Specifications

886
FDC-HKX
7
Error display :
e9
[Drain trouble]
8
Error display :
e10
[Control of 1 remote controller VS multiple units
Excessive number of units (more than 17 units) ]
9
Error display :
e11
Remote control addresses have been set while more than one units of remote
controller are connected.
Indoor unit
Red LED
Green LED
1 time flash
Keeps flashing
Red LED
Green LED
Stays OFF
Keeps flashing
Outdoor unit
Indoor unit
Red LED
Green LED
Stays OFF
Keeps flashing
Red LED
Green LED
Stays OFF
Keeps flashing
Outdoor unit
Indoor unit
Red LED
Green LED
Stays OFF
Keeps flashing
Red LED
Green LED
Stays OFF
Keeps flashing
Outdoor unit
YES
YES
YES
YES
NO
NO
NO
NO
Is there any
overflow?
Is the angle of drain
piping good. Is there
any problem?
Is there output for
condensate motor
(DM)?
Is the float
switch tripped?
Repair
Repair or replace the
float switch
Defective indoor unit PCB
Replacement (Defective conden-
sate motor output circuit)
• Check DM broken wire, burning, locking.
• Are there any DM connector loose.
• Are there any PCB faston terminal loose.
• Are there any DM wires broken.
Defective indoor unit PCB
Replacement (Defective DM
driving output circuit, defective
float switch input circuit)
(1)
Are more
than 17 units connected
to a remote
controller?
Reduce to 16 units
or less
YES
NO
Defective indoor unit PCB
Replacement
Une one remote controller
only on single line.
YES
NO
Defective indoor unit PCB
Replacement
(Defective unit numer input circuit)
Have remote control ad-
dresses been set while more
than one remote control-
lers are connected on single
line?
Note (1) Check if AC220/240 is between DM connection DM connectors,
between faston terminal 4 brown and 5 while.
Remark (1) If an indoor unit is stopped due to the drain error (E9), the outdoor unit fot this stopped unit will come to a normal stop immediately. Other normal indoor units of
the same refrigerant system will also come to a normal stop. Even if the swiches of remote controllers for normal indoor units are pressed, these units will come to
normal stop automatically within tens of seconds.