LG General Wall Mounted-Inverter Type - Manual (Page 40)

40 Room Air Conditioner
Part 4 Trouble Shooting
2. Check temperature and pressure of refrigeration cycle.
1. The suction pressure is usually 8.5~9.5 kg/cm 2
.g at normal condition.
2. The temperature can be measured by attaching the thermometer to the low pressure tubing and wrap it with
putty.
NOTICE
Suction pressure Temperature
(Compared with (Compared with Cause of Trouble Description
the normal value) the normal value)
High Defective compressor Current is low.
Normal Excessive amount of High pressure does not quickly
refrigerant rise at the beginning of operation.
Insufficient amount of Current is low.
Lower Higher refrigerant(Leakage)
Clogging
Higher