LG Multi V Water IV ARNU07GTU 2 Series Service Manual page 86

Troubleshooting Guide
Error
Error Type
No.
116
Master
(1161)
Slave1
Outdoor Unit Oil level
(1162)
Sensor Error
Slave2
(1163)
Slave3
(1164)
■ Error diagnosis and countermeasure flow chart
Is the oil sensor
connection on PCB normal?
Yes
Is the oil sensor
connection on comp normal?
Yes
Replace oil sensor
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Error Point
Lack of comp. oil
Abnormal sensor resis-
tance value (Open/Short)
No
Check and correct connection
No
Check and correct connection
1. Lack of Comp. Oil
2. Defective oil sensor (Open/Short)
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Main Reasons
LGE Internal Use Only