BACnet/Modbus gateways that connect LG HVAC units to third-party Building Management Systems (BMS).
Adobe Flash Player 11 or higher is generally required for the web-based monitoring interface.
Streamlining HVAC Management: The LG ACP & AC Smart Connect Tool
: Automatically locates devices on the network and helps configure IP settings to bring systems online quickly. Firmware Management
To maintain system stability and compatibility with newer indoor units, central controllers require periodic firmware updates. This software serves as the secure interface for pushing official LG firmware updates directly to ACP and AC Smart hardware units. Technical Specifications and System Requirements lg acp ac smart connect tool download
The AC Smart Connect tool is a powerful software solution designed to allow facility managers, installers, and homeowners to monitor, diagnose, and control LG HVAC systems from a single interface. Instead of managing each indoor unit separately, this tool enables group control, scheduling, energy monitoring, and quick error checking—turning a complex network of units into a streamlined, manageable system.
When an LG VRF system experiences an issue, it generates specific CH (Check) error codes. The Smart Connect Tool extracts detailed fault data, capturing the exact sensors, pressures, and temperatures active at the moment of failure. This data simplifies targeted repairs. 3. Energy Monitoring and Allocation
A physical RJ-45 Ethernet port (or a reliable USB-to-Ethernet adapter) is required for direct-cable commissioning.
: Provide the controller’s target IP, port, User ID, and Password to establish a connection. LG ACP 5 and AC Smart 5 - Software Update Procedure BACnet/Modbus gateways that connect LG HVAC units to
However, note that of these alternatives can perform a firmware update or initial boot-loading. Only the Smart Connect Tool works at the bootloader level.
: Simplifies routine tasks like applying firmware updates across multiple units and creating backups of site configurations for restoration.
Once logged in, follow this general menu path: Support → Tech Resources → Software Downloads or Control Systems
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Instead of managing each indoor unit separately, this
LG does not host this tool on public consumer support pages. You must access it via:
For smart buildings, the ACP acts as a translator. The configuration tools allow you to map specific HVAC data points (such as room temperature, error codes, and fan speeds) to BACnet objects or Modbus registers. This ensures your third-party BMS (like Honeywell, Johnson Controls, or Schneider Electric) can seamlessly read and write data to the LG system. 3. Firmware Flashing and Backups
This story highlights the benefits of using the LG ACP AC Smart Connect Tool, including its ability to remotely diagnose and troubleshoot issues, optimize performance, and save time and effort. It also shows how easily the tool can be downloaded and used by anyone with an LG air conditioner.
Assigns static IP addresses, subnets, and gateways to the ACP unit.