Chamberlain 2280-976 User Manuals

Table of Contents

• GARAGE DOOR OPENER Models 2280/2280-267/2280-976

  1
• TABLE OF CONTENTS

  2
• INTRODUCTION

  2
  • Safety Symbol and Signal Word Review

    2
  • Preparing your garage door

    3
  • Tools needed

    3
  • Planning

    4
  • Carton Inventory

    5
• ASSEMBLY

  6
  • Attach the Rail to the Motor Unit

    6
  • Set the Belt Tension

    6
  • Attach the Belt Cap Retainer

    7
• INSTALLATION

  7
  • Determine the Header Bracket Location

    8
  • Install the Header Bracket

    9
  • Attach the Rail to the Header Bracket

    10
  • Position the Opener

    11
  • Hang the Opener

    12
  • Install the Door Control

    13
  • Install the Light

    14
  • Attach the Emergency Release Rope and Handle

    14
  • Electrical Requirements

    15
  • Install The Protector System

    16
  • Fasten the Door Bracket

    19
  • Connect Door Arm to Trolley

    21
• ADJUSTMENT

  23
  • Adjust the UP and DOWN Travel Limits

    23
  • Adjust the Force

    24
  • Test the Safety Reversal System

    25
  • Test the Protector System

    25
• OPERATION

  26
  • Using Your Garage Door Opener

    26
  • Using the Wall-Mounted Door Control

    27
  • To Open the Door Manually

    27
• CARE OF YOUR OPENER

  28
• HAVING A PROBLEM?

  29
• DIAGNOSTIC CHART

  30
• PROGRAMMING

  31
  • To Add or Reprogram Hand-held Remote Control

    31
  • To Add, Reprogram or Change a Keyless Entry PIN

    32
• REPAIR PARTS

  33
  • Rail Assembly Parts

    33
  • Installation Parts

    33
  • Motor Unit Assembly Parts

    34
• ACCESSORIES

  35
• LIFTMASTER SERVICE IS ON CALL/HOW TO ORDER REPAIR PARTS

  36
• WARRANTY

  36