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56
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Error code
Remote control:
LED
Green
Red
Indoor
Outdoor
Content
'18 • PAC-SM-297
INSPECT I/U
INSPECT I/U
(When 1 or 2 remote controls are connected)
Keeps flashing Stays OFF
Keeps flashing 2-time flash
1. Applicable model
5. Troubleshooting
All models
Diagnosis
Countermeasure
Are 2 units
of remote control
connected?
Is it set
at the slave remote
control?
⑴,
⑵
Note (1) Use SW1 to set at
master or slave.
Note (2)
“Slave” is displayed
on the remote
control LCD.
⑵
Does it
become normal?
Do more than
one indoor units have the
same address?
Are remote
control wires laid
along high voltage
wires?
Does DM
start 60 seconds later
automatically.
Disconnect the connecting
wire
➂
between the indoor
and outdoor unit.
Power source reset
NO
YES
YES
NO
NO
NO
NO
NO
YES
YES
YES
Set one remote control
for “Master” and the other
for “Slave”
Set SW1 on remote control
PCB at “Master”.
Set address again. (SW2 on
indoor unit control PCB)
Separate remote control
wires from high voltage
wires.
Defective indoor unit
control PCB
➞
Replace.
Defective remote control
➞
Change.
2. Error detection method
Communication between
indoor unit and remote control
is disabled for more than 30
minutes after the power on.
3. Condition of error displayed
Same as above
4. Presumable cause
• Improper setting
• Surrounding environment
• Defective remote control
communication circuit
• Faulty indoor unit control
PCB
Note:
If any error is detected 30 minutes after displaying “
WAIT
” on the remote control, the display changes to
“INSPECT I/U”.
Summary of Contents for FDE40ZSXVH
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