LG PRCKD42E Owner's Manual page 124

APPENDIX
124
Self-Diagnosis
Error Display Unit
- This feature diagnoses the product and displays the type of error when the product is malfunc-
tioning.
- Place an error mark in the HMI.
- Display in the order of error number if there are more than two types of errors.
- The error code disappears when repaired after an error.
Error Display Status
CH
X X XXX
Error Level
Error Main Category
CH 1 - - - -
CH 1 0 xxx
CH 1 1 xxx
CH 1 2 xxx
CH 1 3 xxx
CH 1 4 xxx
CH 1 5 xxx
CH 1 6 xxx
CH 1 7 xxx
CH 1 8 xxx
CH 1 9 xxx
Error Code
Error Category
(0: AHU Module, 1~6: ODU No, 8: RA Fan, 9: SA Fan
Error AHU (fixed at 1)
Error Sub Category
CH 1 - - - -
CH 1 0 0xx
CH 1 0 10x
CH 1 0 11x
CH 1 0 50x
CH 1 0 51x
CH 1 1 xxx
CH 1 2 xxx
CH 1 3 xxx
CH 1 4 xxx
CH 1 5 xxx
CH 1 6 xxx
Reserved
CH 1 8 xxx
CH 1 9 xxx
Remarks
AHU Number
AHU Main Module Error
IO #1 Module Error
IO #2 Module Error
Comm #1 Module Error
Comm #2 Module Error
ODU #1 Module Error among Comm #1
ODU #1 Module Error among Comm #2
ODU #1 Module Error among Comm #3
ODU #2 Module Error among Comm #4
ODU #2 Module Error among Comm #5
ODU #2 Module Error among Comm #6
Ventilation INV Fan Error
Supply INV Fan Error
-