No.
LED Display
Explanation Error Code
Yellow Green Red
1
○ ○ ○
Power off/ VDD NG -
2
○ ○ ◎
I
PM Over Current(O.C)
3
○ ○ ●
A
bnormal Serial communication/
Power Cable Miss Connection
○ ● ●
4
○ ◎ ○
C
ompressor Starting error
5
○ ◎ ●
N
ormal Operation -
6
○ ● ○
C
ompressor Lock error
7
○ ● ◎
D
C-Link voltage under/over error
8
◎ ○ ◎
O
utdoor temperature sensor error
9
◎ ○ ●
D
ischarge over temperature
10
◎ ◎ ○
D
ischarge temperature sensor error
11
◎ ◎ ●
C
urrent sensor error
12
◎ ● ○
C
ompressor Limit error
13
◎ ● ◎
C
oil temperature sensor error
14
◎ ● ●
1
min. Time out Communication
15
● ○ ○
F
an error
(FAN1)
(FAN2)
16
● ○ ◎
O
TP error
17
● ○ ●
C
ompressor rotation error
18
● ◎ ○
O
peration condition secession
(Heating)
(Cooling)
19
● ◎ ◎
D
C-Link voltage sensor error
20
● ◎ ●
I
_Trip error
21
● ● ○
G
AS Leak error
22
● ● ◎
P
ower Cable miss connection
23
● ● ●
P
ower ON reset(1sec) -
24
◎ ○ ○
C
apacity miss match
25
○ ◎ ◎
T
est Operation at Cooling Mode -
26
◎ ◎ ◎
T
est Operation at Heating Mode -
● :
LED ON, ○ : LED OFF, ◎ : LED BLINK
4-2 Outdoor LED Error Display and Check Method
4-4