Chamberlain ELITE 3840 User Manual
Garage door opener model 3840 owner’s manual
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Table of contents
Document Outline
- Owner’s Manual
- Table of Contents
- Introduction
- Assembly
- Installation
- Determine the Header Bracket Location
- Install the Header Bracket
- Attach the Rail to the Header Bracket
- Install The Protector System®
- Position the Opener
- Hang the Opener
- Install the Smart Control Panel®
- Install the Standby Power (Optional)
- Install the Lights
- Attach the Emergency Release Rope and Handle
- Electrical Requirements
- Complete Safety Reversing Sensor Installation
- Fasten the Door Bracket
- Connect Door Arm to Trolley
- Adjustment
- Operation
- Care of Your Opener
- Having a Problem?
- Programming
- Repair Parts
- Notes
- Accessories
- How to Order Repair Parts
- Warranty
- Spanish