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Troubleshooting
2. Apply the power to the outdoor unit.
Outdoor unit will try to communicate the number of indoor units specified by SW01 on outdoor display PCB.
OK : This number is displayed
only while communicating,
so each number is displayed
for a short time in order.
Nothing is displayed on the LED.
Check the power source,
power cable & FUSE on
the outdoor unit.
Yes
No
Yes
N o
Does LED show "Normal display"?
"Normal display" means, right 2 digit of
LED on Display PCB displays '00' and
left 2 digit of LED displays indoor unit
address number.
Is error code started with
'' ''
displayed on the LED?
Check the indoor unit, outdoor unit or wiring
according the error code table.
■ Pipe Checking Operation (Auto Addressing Mode)
Automated checking of pipe connection (Auto addressing option)
• Turn on the outdoor unit and wait for one minute.
During these 60 seconds,the left display DIS01 will show sequentially
00-01-02-03-...15-00.
• E199 is showed on the display PCB of outdoor unit.
-It means you didn’t do “Pipe check operation “
• Push [K1 ] button on the display PCB of outdoor unit once, then begins to start “Pipe check operation ”
with displaying as below.
Button [K1] times
Display
[DIS 01 ] is flickering on the setting time.
DIS 01 DIS 02
Outdoor Temperature
Time duration
32˚F or more less tha 32˚F
(Cool mode) (Heat mode)
5min~10min 20min~50min
Samsung Electronics 9-3