LG AMNW07GSJA0 Svc Manual page 147

5. Trouble Shooting
6.7 Troubleshooting Outdoor Error
Checking Temperature Sensor Open/Short
Items
Purpose
Condition for Generation Damage of temperature sensor (Short / Open)
■ Cause of Temperature Sensor Error
Classification
PCB Assembly
Code No.
41
43
44
45
46
47
1. Uses of sensors
: Control of compressor and cycle
2. Kinds of Sensors (See corresponding pages)
Outlet : 200 kΩ ± 10 %
Piping : 5 kΩ ± 10 %
Air : 10 kΩ ± 10 %
(Based on 25 ℃ of surrounding temperature)
3. Sensor insulation resistance
: The resistance between the sash and sensor terminal should be not less than 1MΩ.
Prevention of reception of wrong temperature value from the tempera -
ture sensor
Connector open, damaged insulation of sash, damage of the wire coat -
ing of temperature sensors
Inverter Discharge temperature sensor Open/Short
High pressure Sensor Error
Outdoor air temperature sensor Open/Short
Outdoor piping temperature sensor Open/Short
Outdoor suction temperature sensor Open/Short
Constant rate outlet temperature sensor Open/Short
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Contents
Causes in Detail
Details of Errors
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