Chamberlain HD150DM 1/3 HP, HD175DM 1/2 HP manual

The Chamberlain Group, Inc.

845 Larch Avenue

Elmhurst, Illinois 60126-1196

www.chamberlain.com

GARAGE DOOR OPENER

Models HD175DM 1/2 HP

HD150DM 1/3 HP

For Residential Use Only

Owner’s Manual

■Please read this manual and the enclosed safety materials carefully!

■Fasten the manual near the garage door after installation.

■The door WILL NOT CLOSE unless The Protector System® is connected and properly aligned.

■Periodic checks of the opener are required to ensure safe operation.

■The model number label is located on the front panel of your opener.

Contents

For Residential Use Only Introduction Assembly Adjustment Operation Installation Preparing your garage door Tools needed Planning Planning (Continued) Carton Inventory Hardware Inventory Assemble the Rail & Install the Trolley Fasten the Rail to the Motor Unit Install the Idler Pulley Install the Chain/Cable Tighten the Chain Determine the Header Bracket Location Install the Header Bracket Attach the Rail to the Header Bracket Position the Opener Hang the Opener Install the Door Control Install the Light and Lens Attach the Emergency Release Rope and Handle Electrical Requirements Install The Protector System® INSTALLING THE BRACKETS Garage door track installation (preferred): Wall installation (Figure 2 & 3): Floor installation (Figure 4): MOUNTING AND WIRING THE SAFETY REVERSING SENSORS ALIGNING THE SAFETY REVERSING SENSORS TROUBLESHOOTING THE SAFETY 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-MountedDoor Control To Open the Door Manually CARE OF YOUR OPENER THE REMOTE CONTROL BATTERY LIMIT AND FORCE ADJUSTMENTS: MAINTENANCE SCHEDULE Once a Month HAVING A PROBLEM 1. My door will not close and the light bulbs blink on my motor unit: 2. My remotes will not activate the door: 3. My door reverses for no apparent reason: Repeat 1 FLASH 2 FLASHES 3 FLASHES 4 FLASHES 5 FLASHES To Add or Reprogram a Hand-heldRemote Control To Erase All Codes From Motor Unit Memory *3-ButtonRemotes (315MHz) To Add, Reprogram or Change a Keyless Entry PIN Rail Assembly Parts Installation Parts Motor Unit Assembly Parts ACCESSORIES 953D 3-ButtonSECURITY✚® Remote Control : 956D www.chamberlain-diy.com CHAMBERLAIN® GARAGE DOOR OPENER ONE-YEARLIMITED WARRANTY FOUR-YEARMOTOR LIMITED WARRANTY