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2. Output
(1) Operation display
This output indicates the indoor unit's "Operate" or "Stop" status.
CONNECTOR
Ch1
CN1
(WHITE)
ON
Indoor
Unit
OFF
short
CN1
Ch1
open
(2) Error display
This output indicates the indoor unit's "Normal" or "Error" status.
CONNECTOR
Ch2
CN1
(WHITE)
Error
Indoor
Unit
Normal
short
CN1
Ch2
open
3. Parts
Following cord (service parts) is required. Please use the parts number shown below
to order the cord from your sales representative.
Name and shapes
EXTERNAL
INPUT
WIRE
OUTPUT
STATUS
SIGNAL
open
All of indoor units "OFF"
short
At least one more indoor units "ON"
OUTPUT
STATUS
SIGNAL
open
All of indoor units "Normal"
short
At least one more indoor units "Error"
Q'ty
Parts No.
1
9368779009
02-42
1
Ch1
ON /OFF
Indicator
Ch2
Error
Indicator
+
Com
1
Necessary to insert a diode
on both ends of relay coil.
2
Pin1 - Pin3
max 15V,70mA
Pin2 - Pin3
2
1
CN1
2
(WHITE)
3
-
P.C.B
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Troubleshooting
