Chamberlain 5100-2K Attach the T-railto the Header Bracket

Installation Step 3

Attach the T-rail to the Header Bracket

Header Wall

Header

Bracket

Cable

Pulley

Bracket

Garage

Door

•Position the opener on the garage floor below the header bracket. Use packing material as a protective base.

If the door spring is in the way you'll need help. Have someone hold the opener securely on a temporary support to allow the T-rail to clear the spring.

•Position the cable pulley bracket against the header bracket.

•Align the bracket holes and join with a clevis pin as shown.

•Insert a ring fastener to secure.

Ring Fastener

T-rail

Header Bracket

Clevis Pin

5/16"x2-3/4 " Cable

Pulley

Bracket

T-rail

DOWNINCREASE

TRAVEL

Temporary

Support

Hardware Shown Actual Size

Clevis Pin
5/16" x 2-3/4"	Ring Fastener

Contents

Page Contents Assembly section - pages 8 – Installation section - pages 11 – Adjustment section - pages 28 – Start by reviewing these important safety alert symbols: Page SECTIONAL Door Installation installation Closed Position ONE-PIECEDoor Installation One-PieceDoor Without Track One-PieceDoor With Track Page Assembly Hardware Installation Hardware Safety Reversing Sensor Assemble the T-rail & Attach the Cable Pulley Bracket Install the Trolley on the T-rail Fasten the T-railto the Opener Install the Chain/Cable & Attach the Sprocket Cover Tighten the Chain & Cable Determine Header Bracket Location ONE-PIECEDoor Without Track Install the Header Bracket Attach the T-railto the Header Bracket Position the Opener Hang the Opener Install the Door Control Install the Light and the Lenses Attach the Manual Release Rope and Handle Electrical Requirements Page Install the Safety Reversing Sensor Trouble Shooting Fasten Door Bracket Connect Door Arm to Trolley All ONE-PIECEDoor Installation Procedure All ONE-PIECEDoors Assemble the Door Arm: Adjustment Procedures for One-PieceDoors Open Door Adjustment: Decrease UP limit Adjust the UP and DOWN Limits Adjust the Force Test The Protector System® Test the Safety Reverse System Maintenance Schedule Operation of Your Opener Operation of the Multi-FunctionDoor Control Panel To Add A Remote To Change the Selected Push Button On the Same Remote To Erase All Remote Control Codes All Situation Probable Cause & Solution The opener doesn't operate from either the door control or the remote control: Opener operates from the remote control but not from the door control: The door operates from the door control, but not from the remote control: (continued) Rail Assembly Parts Installation Parts Opener Assembly Parts 7702CB Outside Quick Release: 760CB Outside Keylock: 7704CB Access Door/Outside Quick Release Accessory Garage Door Manual Release Rope & Handle Opener Terminals Operational Noise CHAMBERLAIN GARAGE DOOR OPENER ONE-YEARLIMITED WARRANTY LIMITED WARRANTY ON MOTOR - MODEL 5100-2K