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3 . Press K1 or K2 on the outdoor unit PCB to run the test mode and stop .
KEY operation
KEY
Press once : Heating test run
K1
Press twice : Defrost test run
Press 3times : Finishing test mode
Press once : Cooling test run
(Heating Only : skip)
K2
Press twice : Output signal test run
Press 3 times : Finishing test mode
K3
Reset
K4
View mode
ON
1 2 3 4
5 6
7 8
4 . View Mode : When the K4 switch is pressed, you can see information about our system state as below .
Number of
Display contents
press
0
Communication State
1
Order frequency
2
Current frequency
3
Pump output
4
Outdoor air sensor
5
Discharge sensor
6
Eva in sensor
7
Inlet water sensor
8
Outlet water sensor
9
Cond sensor
10
Current
11
Fan RPM
Target discharge
12
temperature
13
EEV
7-segment display
" " " " "BLANK" "BLANK"
" " " " "BLANK" "BLANK"
-
" " " " "BLANK" "BLANK"
" " " " "BLANK" "BLANK"
-
-
Refer to View mode display
Segment 1
Segment 2
10s digit of Tx
1s digit of Tx
1
100s digit
2
100s digit
3
100s digit
4
+/-
5
100s digit
6
+/-
7
+/-
8
+/-
9
+/-
A
10s digit
B
1000s digit
C
100s digit
D
1000s digit
ENGLISH-37
7-segment display
Display
Segment 3
Segment 4
10s digit of Rx
1s digit of Rx
10s digit
10s digit
10s digit
10s digit
10s digit
10s digit
10s digit
10s digit
10s digit
1s digit
First decimal
100s digit
10s digit
100s digit
KEY (K1~K4)
Units
-
1s digit
Hz
1s digit
Hz
1s digit
%
1s digit
°C
1s digit
°C
1s digit
°C
1s digit
°C
1s digit
°C
1s digit
°C
A
10s digit
rpm
1s digit
°C
10s digit
step
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