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Service Password / Startup Settings / IP Address / DOAS Unit Address Setting
Service Password
A service password is required to change or enter certain settings. To obtain service-level access:
1. Go to Main > Ctrl Variables > Advanced > Login > Password.
2. Change password "0000" to "7600".
3. Menu displayed with "S" in the upper left hand corner.
The letters "B", "S" and "M" are displayed in the upper left hand corner, depending on the authority required for the set screen. "B" is all user
accessible, "S" is service manager / installer, "M" is manufacturer only.
Startup Settings
Most controller settings are factory configured, however, the settings described below must be defined before unit startup. Service-level
access is required to enter or change these settings. See the "Service Password" section above.
• Time and Date: Go to the Main > Settings > Date Time > Date/Time Change screen.
• Time Zone: Go to the Main > Settings > Date Time > Timezone screen.
• Altitude: Go to the Main > Ctrl Variables > Advanced > Unit Setting screen.
• IP Address: Go to the Main > Settings > Network Settings screen.
• BMS / AC Smart Communication: Go to the Main > Ctrl Variables > Advanced > Network Settings screen to set up network communication.
To communicate with ACP/AC Smart, MODBUS Sub Address must be set and ACP / AC Smart should be set to "MODBUS" protocol.
IP Address
The controller's IP address must be unique within it TCP / IP network. The controller may have a DHCP server-assigned address or a manu-
ally assigned static IP address. IP addresses are configured at the factory as follows:
• DHCP: Off
• IP address: 192.168.1.101
The controller's default address may need to be changed. This address can be set manually at the Main > Settings > Network > Network
Configuration screen. A service password is required to change this setting.
DOAS Unit Address Settings
LG DOAS can be connected up to a maximum of four (4) units on a Multi V 5 heat recovery outdoor unit system. If more than two (2) DOAS
units are installed, the DOAS / heat recovery unit (integral part of the Split Compact DOAS) addresses must match. Factory set value is 0.
Figure 61: Address Settings in a Multiple DOAS Application.
• Subnet mask: 255.255.255.0
• Gateway: 192.168.1.1
Main
Sub 1
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.
• DNS: 0.0.0.0
Sub Address:
CONTROLLER
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