Introduction
This manual provides detailed instructions for the installation of the LiftMaster LA400 Residential DC Vehicular Swing Gate Operator. It is designed for use in vehicular passage gates and is suitable for Class I, II, and III vehicular swing gate applications. The LA400 series includes models like the LA400PKGU (Single Arm Package), LA400DC (Primary Actuator Arm), and LA400DCS (Secondary Actuator Arm).
Proper installation by a trained gate systems technician is crucial for safety and optimal performance. This document covers essential safety information, gate construction requirements, site preparation, and the step-by-step installation process.
For additional information and to locate a professional installer, visit LiftMaster.com.
Key Features and Safety
- Designed for vehicular passage gates only.
- Requires external monitored entrapment protection devices.
- Compatible with MyQ® and Security+ 2.0® accessories.
- Emphasis on safety, including entrapment protection and proper gate maintenance.
- Adherence to ASTM F2200 standards for gate construction is required.
Specifications Overview
- Usage Classification: Class I, II, & III
- Power: 24 VDC
- Max Gate Weight/Length: Varies by length (e.g., 850 lbs / 10 ft)
- Travel Time: 15-18 seconds for 90-degree travel
- Operating Temperature: -20°C to 60°C (-4°F to 140°F)
Installation Highlights
The installation process involves several key steps:
- Safety First: Always prioritize safety by reading and following all instructions. Ensure proper entrapment protection is installed.
- Site Preparation: Check local building codes and prepare the site, including trenching for conduit if necessary.
- Gate Check: Ensure the gate is level, plumb, and operates freely before installing the operator.
- Bracket Attachment: Securely attach the operator and gate brackets according to the manual's diagrams.
- Wiring and Power: Connect the operator to the control box and ensure proper power wiring and grounding.
- Adjustment and Programming: Set the limit and force adjustments and program remote controls as needed.
For detailed diagrams and specific instructions, please refer to the relevant sections within this manual.
