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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Test Run
■ Checking according to dip switch setting
1. You can check the setting values of the main outdoor unit from the 7 segment LED and those of the
sub outdoor unit from the LED. The dip switch setting should be changed when the power is OFF.
2. It checks whether the input is properly performed without the bad contact of the dip switch or not
■ Checking the setting of the main unit
The number is sequentially appeared at the 7 segment in 5 seconds after applying the power. This
number represents the setting condition. (For example, represents R410A 30HP) Main model code ➔
Sub1 model code ➔ Sub2 model code ➔ total capacity ➔ 2 ➔ 25 ➔ 41
1 ~255 : Main model code
1 ~255 : Sub1 model code
1 ~255 : Sub2 model code
5~40 : HP number(sum of main capacity and sub capacity)
2 : heat pump No display: cooling only
25 : normal 41 : R410A model
22 : R22 model
■ Checking the setting of the sub unit
It is displayed by 8 LED of the sub unit. A set of two LED's represents 0, 1, 2 and 3 in binary.
LED1, LED3, LED5, and LED7 are least significant bit of each digit.
LED2, LED4, LED6, and LED8 are most significant bit of each digit.
1) LED2, LED1
00 : 8HP unit, 01 : 10HP unit, 10 : 12HP unit, 11 : 14HP unit
2) LED4, LED3
10 : default
3) LED6, LED5
00 : - 01 : sub1 10: sub2 11 : sub3
4) LED8, LED7
00 : normal
CAUTION
Product may not properly operate if the relevant DIP switch is not properly setup.
Model Code
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Refer to table code
Model Code Unit (HP) Unit Ref.
60 5
61 6
62 8
MAIN 410A
63 10
64 12
65 14
Model Code Unit (HP) Unit Ref.
66 6
67 10
SUB R410A
68 12
69 14
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