LG ARUV Series Service Manual page 277

Error No. Error Type
Transmission error between
108
main PCB and the Fan PCB
Error No. Error Type
109
Excessive rise of high pres-
sure in outdoor unit
(Sub1)
Error No. Error Type
Outdoor 3 phase power sup-
110
ply problem(Reverse phase /
(Sub1)
No power in 1 or 2 phase)
Error No. Error Type
111
Transmission error between
outdoor units
(Sub1)
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Only for training and service purposes
Error Point
Transmission error between main
PCB and the Fan PCB (Fan
outdoor, outdoor Fan)
Error Point
Compressor Off due to the high
pressure switch in outdoor unit
Error Point
Wrong connection of 3 phase
power cable (Reverse phase /
Phase omission)
Error Point
104 transmission error between
the outdoor units (Main outdoor
unit is not receiving signal from
Sub units)
147, 149, 171 Sub outdoor units
are not receiving signal from Main
outdoor unit
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Troubleshooting Guide
Main Reasons
Refer to CH105
Main Reasons
Refer to CH24
Main Reasons
Refer to CH54
Main Reasons
Refer to CH104
LGE Internal Use Only