LG General Wall Mounted-Inverter Type Svc Manual page 55

Error code Description
D-Pipe TH. is short or
10
open
Check flow
D_PIPE TH. is connected to
Outdoor pcb assembly ?
No
Connect to CN-D_PIPE
in outdoor pcb assembly
• D_pipe TH. is short or open
• D_pipe TH. is not connected to the outdoor pcb assembly
• Damage or defect on the sensing circuit of outdoor pcb assembly
YES
D_PIPE TH. is right ?
No
Check D_PIPE TH.
- Measure resistance of TH.
(about 200kΩ at 25°C(77°F)).
Part 4 Trouble Shooting
Cause of error
YES
Sensing circuit of outdoor
pcb is right ?
No
- Check soldering state of
R07H, R08H, C04H
Service Manual 55