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ELECTRICAL SYSTEM INSTALLATION
External Static Pressure Setting / Installer Mode
Figure 66: Disconnect Wire to Dry Contact when using an LG Controller
• When using the wired remote controller or central controller provided by LG, disconnect
the wire connector between Indoor unit PCB(CN_CC) and dry contact PCB(CN_INDOOR).
External Static Pressure (ESP) Default Settings (NJ frame)
Being a Constant Air Volume (CAV) unit, the NJ (12K, 18k, 24K, 30K) chassis does not require any field adjustment to change the ESP
settings
How to Enter Installer Setting Mode
Follow this procedure to enter installer setting mode and set the target air volume as desired.
48
1. Press
button and
setting mode.
2. When entering installer setting mode, fuction code is displayed on the LCD screen.
3. Press
button to select function code 64 (target air volume).
4. Press
buttons to change value as desired (00 = Default; 01 = +10%; 02 = -10%).
5. Press
button to set value.
6. Press
button and
setting mode.
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" is a registered trademark of LG Corp.
button simultaneously for 3 seconds to enter the installer
button simultaneously for 3 seconds to exit installer
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