Troubleshooting Ch61, Ch62 - LG General Wall Mounted-Inverter Type Svc Manual

Part 4 Trouble Shooting

11) Troubleshooting CH61, CH62

Display
Title
code
Condenser
61
pipe sensor
temp. high
Heat sink sensor
62
temp. high
Toff °C
T2 °C
T1 °C
COMP Frequency
Normal
(Hz)
Check Point
• CH 61
1. Check the install condition for over load.
(Refrigerant, Pipe length, Blocked, ...)
66 Room Air Conditioner
Cause of error
• Condenser pipe sensor
detected high
temp.(65°C(149°F))
• Heat sink sensor
detected high
temp.(85°C(185°F))
Heat Sink temp.
Normal OFF
Check point & Normal condition
• Check the load condition.
• Check the sensor of Condenser pipe sensor.
• Check the fan is locked.
• Check the sensor of heat sink.
Normal
• CH 62
1. Check the fan is locked.
2. Check the Outdoor temp. is very high.