Self-Diagnosis - LG PAHCNM000 Owners & Installation Manual

Self-Diagnosis

Error Display Unit
- This feature diagnoses the product and displays the type of error when the product is
malfunctioning.
- 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 Grade
Error Grade
1
2
3
Error Level
Error Main Error Sub
Category Category
CH 1 - --- CH 1 - ---
CH 1 0 0xx
CH 1 0 10x
CH 1 0 11x
CH 1 0 xxx CH 1 0 50x
CH 1 0 51x
CH 1 0 52x
CH 1 0 53x
CH 1 1 xxx CH 1 1 xxx
CH 1 2 xxx CH 1 2 xxx
CH 1 3 xxx CH 1 3 xxx
CH 1 4 xxx CH 1 4 xxx
CH 1 7 xxx Reserved
Error Code
Error Category
(0: AHU Module, 1~6: ODU No, 8: RA Fan, 9: SA Fan)
Error AHU (fixed at 1)
Grade Standard
Fire detection
Error occurs with limited functionality
Errors that do not affect functionality
Error List
IO(UI) #1 Module Error
IO(UO) #2 Module Error
Comm(EEV) #1 Module Error
Comm(EEV) #2 Module Error
Comm(EEV) #3 Module Error
Comm(EEV) #4 Module Error
ODU 1 Module Error among
Comm(EEV) #1
ODU 2 Module Error among
Comm(EEV) #2
ODU 3 Module Error among
Comm(EEV) #3
ODU 4 Module Error among
Comm(EEV) #4
HMI SETTINGS
Output
Alarm #1
Alarm #2
Alarm #3
Remarks
1st place fixed (Reserved for AHU
linkage)
xxx: Same as LGAP Indoor /
Outdoor ErrorCode
xxx: Same as LGAP Indoor /
Outdoor ErrorCode
xxx: Same as LGAP Indoor /
Outdoor ErrorCode
xxx: Same as LGAP Indoor /
Outdoor ErrorCode
45