LG CT24F - Page 96

Part 4 Trouble Shooting
- 96 -
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Items for
checking
Sub-items for
checking
Checking
power source
Checking
for
over-load
operation
Checking
compressor
Checking
PCBA
Checking
input voltage
Checking
outdoor
devices for
shielding
Checking
refrigerant
for over/shorts
Checking
compressor
wiring
Checking input
current
detection
circuit
Checking
power
connection
state
Checking
outdoor
fan operation
Checking
compressor
Phase resis-
tance
Checking
pipes
for Bending /
blocking
Checking
compressor
insulation
resistance
Checking EEV
for motion
❈ Check for AC190~260 V
❈ Check the manifold gauge pressure
Flow of trouble diagnosis
6.7 Troubleshooting Outdoor Error
CH 22 (Input of Over Current)