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Chamberlain LiftMaster LM70EVFF User Manual

Chamberlain LiftMaster LM70EVFF
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Assembly- and operating instructions for Garage Door Opener LM70EVFF, LM70EVFFC
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Chamberlain LiftMaster LM70EVFF Specifications

General IconGeneral
TypeChain Drive
Battery BackupYes
Max Door Height7 feet
Smart TechnologyYes
Voltage120V
Remote Control3-Button Remote Control

Summary

General Safety Guidelines

Important Safety Information

Adherence to safety instructions for installation and operation ensures safe use.

Intended Use

Scope of Supply

Product Overview

Before You Begin

Door Types

Preparation

Tools Required

Assembling the Rail

Tighten the Belt

Fitting Rail to the Drive

Centre of the Garage Door

Mounting Header Bracket

Attaching Drive to Header

Hang Opener

Mounting Door Bracket

Attaching Door Arm on the Trolley

Electrical Connection

Install Illuminated Push Button or Multi-function Door Control (Optional Accessory)

Installation of Photocell (Optional Accessory)

Connecting the Opener

Program Opener and Test

Set Travel Limits

Test the Safety Reverse System

Program Your Opener and Remote / the Wireless Push Button (Optional)

Connect the LiftMaster Internet Gateway (incl. LM70EVFFC, optional LM70EVFF)

Optional Special Features

Door-in-Door Connection

Connecting auxiliary quick connect terminals for door-in-door systems.

Flashing Light Connection

Connecting a flashing light to the opener for visual signaling.

Partial Opening Feature

Setting an adjustable second stop position for partial door opening.

Auto-Close Feature

Activating and deactivating the automatic door closing feature.

Speed Adjustment

Adjusting the opener's speed settings for different door types.

Remote Control Function Programming

Programming remote control buttons for specific door actions.

Door Opener Operation

Attach Warning Labels

Cleaning and Maintenance

Cleaning Procedure

Instructions for cleaning the drive head, wall switch, and remote control.

Maintenance Procedures

Covers regular checks, belt tension, lubrication, and limit adjustments.

Replace Remote Batteries

Operator Light

Disposal Instructions

Frequently Asked Questions (FAQ)

Remote Control Not Working

Troubleshooting remote control connectivity issues.

Low Transmission Range

Diagnosing and resolving low transmission range problems.

Door Reverses Unexpectedly

Identifying causes for the door reversing unexpectedly.

Opener Operates Autonomously

Troubleshooting the opener operating autonomously.

Door Fails to Close Completely

Solutions for the door failing to close fully.

Door Opens But Not Close

Diagnosing why the door opens but does not close.

Operator Light Not Turning On

Troubleshooting issues with the operator light not turning on.

Operator Light Stays On

Diagnosing why the operator light stays on.

Motor Hums, No Function

Opener Works One Direction Only

Belt Rattles on Rail

Opener No Start Due to Power Failure

Door Reverses After Force Programming

Rail Bends on Opener

Motor Runs, Carriage Does Not Move

Door Releases from Carriage

Set Operating Force

Diagnostic Chart

Optional Accessories

Door Dimensions and Weight

Service Parts and Warranty

Technical Specifications

Declaration of Conformity

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