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MULTI V 5 Outdoor Unit Service Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
CHECKING INPUT VOLTAGE IN CASE
OF POWER ON
Please refer to the Safety Precautions on pages 4-7 for more detail to prevent injury or death regarding the operation and service
troubleshooting of the Multi V product.
WARNING
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Terminal
Inverter
PCB
RS T
RST
220V 460V
Inverter
PCB
RS T
RST
Terminal
Red
Black
Figure 79: Checking Input Voltage. Figure 80: Multi-Meter.
Check Mode
Multi-Meter Measured Value
Black Red Normal Abnormal
Input Voltage
(3-Phase/3-Wire
220V)
AC
RS
220V±15%
Not
Normal
RT
ST
Input Voltage
(3-Phase /3-Wire
460V)
AC
RS
460V±15% RT
ST
Table 90: Input Voltage Measurements.
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