LG Universal System Air Conditioner Service Manual page 99

10) Troubleshooting CH32
Display
Title
code
D-pipe (Inverter)
temp. high
32
(105°C )
Toff(105) °C
T2(95) °C
T1(90) °C
COMP Frequency
Normal
(Hz)
LEV Openness
Normal
(Pulse)
Check Point
1. Check the install condition for over load.
2. Check the Service Valve open.
3. Check the outdoor fan operating condition
4. Check the leakage of refrigerant.
Cause of error
• Discharge sensor
(Inverter) temp. high
D-Pipe temp.
Normal
Normal OFF Control
Check point & Normal condition
• Check the discharge pipe sensor for INV.
• Check the install condition for over load.
• Check the leakage of refrigerant.
• Check the Service Valve open.
• Check the outdoor fan.
OFF
Troubleshooting Guide
Service Manual 99