Due to our policy of continuous product innovation, some specifications may change without notification.
LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG Life’s Good” is a registered trademark of LG Corp.
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Dedicated Outdoor
Air System (DOAS) Installation and Operation Manual
START-UP
Error Codes
Error Code
Error
Error Cause
CH 01
Room Temperature
Temperature sensor disconnection or short circuit
CH 02
Pipe In Temperature Sensor Error
Temperature sensor disconnection or short circuit on pipe inlet of DOAS unit
CH 03
Communication Error Between Wired Remote Controller
and Communication Kit
No communication signal for more than 3 minutes from wired remote
controller to the communication kit
CH 05
Communication Error Between Communication Kit and
Outdoor Unit
No communication signal for 5 minutes continuously from communication kit
to outdoor unit
CH 06
Pipe Out Temperature Sensor Error
Temperature sensor disconnection or short circuit on pipe outlet of DOAS unit
CH 09
Option PCB EEPROM Error
No signal reading 5 continuous times from EEPROM to communication kit
Error Codes
Below is a list of possible error codes that will appear on an LG Programmable Thermostat if the DOAS is not communicating with the
outdoor unit.
Table 6: Error Codes
Once communication between outdoor units and DOAS unit is confirmed, you may proceed to the JENEsys AHU controller start up on next
page. Errors on the JENEsys controller are explained on page 38.
Summary of Contents for ARND20BDAR2
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