Chamberlain 9950 Attach the Rail to the Header Bracket

INSTALLATION STEP 3

Attach the Rail to the Header Bracket

Header Wall

•Position the opener on the garage floor below the header bracket. Use packing material as a protective base. NOTE: 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 rail to clear the spring.

•Position the rail bracket against the header bracket.

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

Header Bracket

Rail Bracket

• Insert a ring fastener to secure.

Ring Fastener

Header Bracket

Rail

Clevis Pin 5/16"x2-3/4"

Rail

Bracket

Rail

Garage

Door

Temporary

Support

HARDWARE SHOWN ACTUAL SIZE

Clevis Pin
5/16"x2-3/4"	Ring Fastener

Contents

For Residential Use Only Introduction Assembly Installation Adjustment Operation Preparing your garage door Tools needed Planning Planning (Continued) Carton Inventory Hardware Inventory Assemble the Rail Assemble the Rail (Continued) Fasten the Rail to the Motor Unit and Install the Trolley Attach the Rail Brackets Determine the Header Bracket Location EXAMPLE One-piecedoor without track: jamb hardware One-piecedoor without track: pivot hardware Install the Header Bracket Attach the Rail to the Header Bracket Install The Protector System® INSTALLING THE BRACKETS Garage door track installation (preferred): Figure Wall installation: Floor installation: MOUNTING AND WIRING THE SAFETY SENSORS Recommended Wire Routing Do not use the lower (trolley) channels Position the Opener Hang the Opener Install the Door Control Install the Lights Attach the Emergency Release Rope and Handle Electrical Requirements Complete Safety Reversing Sensor Installation Fasten the Door Bracket ONE-PIECEDOORS Metal Doors: Connect Door Arm to Trolley ALL ONE-PIECEDOORS 1.Assemble the door arm, Figure 4: 2.Adjustment procedures, Figure 5: •Open door adjustment: decrease UP travel limit •Closed door adjustment: decrease DOWN travel limit Adjust the UP and DOWN Travel Limits Adjust the Force Test the Safety Reversal System Test the Protector System® Using Your Garage Door Opener Using the Wall-Mounted Door Control To Open the Door Manually Having a Problem Having a Problem? (Continued) To Add an Additional Hand-heldRemote Control To Erase All Codes From Motor Unit Memory *Multi-FunctionRemotes To Add or Change a Keyless Entry PIN Rail Assembly Parts Installation Parts Motor Unit Assembly Parts ACCESSORIES 950CB SECURITY✚ Single-Function 956CB SECURITY✚ Multi-FunctionMini www.chamberlain-diy.com CHAMBERLAIN GARAGE DOOR OPENER ONE-YEARLIMITED WARRANTY