32808001101
25
Specifications subject to change without notice.
PCB DIAGRAMS (CONT)
Fig. 29
-
Sizes 18k−24k (208−230V)
NOTE: After power on, LED3(Green color) and LED2(Red color) will flash if the unit has some problems.
Table 12—LED Codes
No.
Problems
LED3
(Green)
LED2
(Red)
IU display
1
Standby for normal
O
X
2
Operation normally
X
O
3
IPM malfunction or IGBT over-strong current protection
☆
X
P0
4
Over voltage or too low voltage protection
O
O
P1
5
EEPROM parameter error
O
☆
E5
6
Inverter compressor drive error
X
☆
P4
7
Inverter compressor drive error
☆
O
P4
8
Inverter compressor drive error
☆
☆
P4
O(light) X(off)
☆
(2.5Hz flash)
