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General| Type | Chain Drive |
|---|---|
| Battery Backup | No |
| Voltage | 120V |
| Motor Type | AC |
| Security+ 2.0 | Yes |
| Max Door Height | 7 feet |
| Security Features | Security+ 2.0 |
Lists necessary tools and important safety warnings for garage door preparation.
Details sectional and one-piece door installation considerations and reinforcement needs.
Lists contents of the opener cartons and installation hardware included.
Steps for attaching the T-rail to the motor unit and securing the chain.
Critical safety warnings and initial installation guidelines before proceeding.
Steps for identifying the correct position for the header bracket on the wall or ceiling.
Instructions for securely mounting the header bracket to the wall or ceiling structure.
Procedure for attaching the opener rail to the installed header bracket.
Guidance on correctly positioning the opener unit based on door type.
Steps for hanging the opener motor unit securely to the ceiling or wall supports.
Instructions for mounting and wiring the door control panel.
Procedures for installing the opener's light bulb and attaching the emergency release rope/handle.
Details electrical requirements and options for permanent wiring connections.
Instructions for installing and understanding the safety reversing sensor system.
Describes track, wall, and floor mounting methods for safety sensor brackets.
Steps for wiring, mounting, and aligning the safety sensors for correct operation.
Instructions for attaching the door bracket to sectional doors based on material.
Specific guidance for fastening the door bracket on one-piece doors.
Steps to connect the door arm to the opener trolley for sectional doors.
Guidance for connecting the door arm and adjusting travel limits for one-piece doors.
How to set the opener's door travel limits for proper opening and closing.
Guide on adjusting the force settings for safe and effective door operation.
Procedures for testing the safety reversal system and the protector system.
Instructions for operating the opener with remotes, wall controls, and safety features.
Details on the motion detecting door control, light features, and manual door operation.
Recommended maintenance tasks and guidance on replacing the remote control battery.
Addresses common issues like door not closing, remote failure, and motor humming.
A chart linking diagnostic LED flashes to specific opener problems.
Steps for programming remote controls and clearing all stored codes.
Instructions for setting up and managing keyless entry PINs for access.
Lists and illustrates parts for the rail assembly and general installation hardware.
Details the various parts that make up the motor unit assembly.
Describes available accessories to expand the opener's capabilities.
Provides contact information for LiftMaster service and instructions for ordering repair parts.
Outlines the terms and conditions of the LiftMaster five-year limited warranty.
