LG PTND01B0E Installation Manual page 25

• Controller error
Error
Error item
code
CH10001 Fire detection (smoking sensor)
CH10002 Emergency stop detection
CH10003 HMI communication error
CH10004 BMS communication error
Return air temperature sensor
CH10011
error
CH10013 Return air flow sensor error
Return air temperature sensor mis-
CH10016
connection
Return air humidity sensor miscon-
CH10017
nection
Return air flow sensor misconnec-
CH10018
tion
Supply air temperature sensor
CH10021
error
CH10023 Supply air flow sensor error
Supply air temperature sensor mis-
CH10026
connection
Supply air humidity sensor miscon-
CH10027
nection
Supply air flow sensor misconnec-
CH10028
tion
Outdoor unit temperature sensor
CH10031
error
Outdoor unit damper feedback
CH10034
error
Outdoor unit temperature sensor
CH10036
misconnection
Outdoor unit humidity sensor mis-
CH10037
connection
Composite unit temperature sen-
CH10041
sor error
Composite unit damper feedback
CH10044
error
Composite unit temperature sen-
CH10046
sor misconnection
CH10054 Return air damper feedback error
CH10061 Differential pressure sensor error
CH10062 Static pressure sensor error
CH10063 CO2 sensor error
Error
grade
In case fire detection contact point is shorted(After displaying an
1
error, operate in smoking removal mode value of HMI)
In case an emergency contact point is shorted(After displaying an
2
error, stop all operations)
In case MHI communication signal is not received for more than 30
2
seconds
In case BMS communication signal is not received for more than
2
30 seconds
2 Disconnected or short-circuited return air temperature sensor
Disconnected or short-circuited return air flow sensor(deciding
2
error 5 minutes after operation)
Misconnection between return air temperature sensor power
2
source and signal line
Misconnection between return air humidity sensor power source
3
and signal line
Misconnection between return air flow sensor power source and
2
signal line
2 Disconnected or short-circuited supply air temperature sensor
Disconnected or short-circuited supply air flow sensor(deciding
2
error 5 minutes after operation)
Misconnection between supply air temperature sensor power
2
source and signal line
Misconnection between supply air humidity sensor power source
3
and signal line
Misconnection between supply air flow sensor power source and
2
signal line
2 Disconnected or short-circuited outdoor unit temperature sensor
In case more than ±10% gap occurs with targeted outdoor unit
3
opening (deciding error 3 minutes after changing opening)
Misconnection between outdoor unit temperature sensor power
2
source and signal line
Misconnection between outdoor unit humidity sensor power
3
source and signal line
2 Disconnected or short-circuited composite unit temperature sensor
In case more than ±10% gap occurs with targeted composite unit
3
opening (deciding error 3 minutes after changing opening)
Misconnection between composite unit temperature sensor power
2
source and signal line
In case more than ±10% gap occurs with targeted return air open-
3
ing (deciding error 3 minutes after changing opening)
Disconnected or short-circuited differential pressure sensor(decid-
3
ing error 5 minutes after operation)
Disconnected or short-circuited static pressure sensor(deciding
3
error 5 minutes after operation)
3 Disconnected or short-circuited CO2 sensor
APPENDIX
Cause
25