Manuals / Brands / Household Appliance / Garage Door Opener / Chamberlain / Household Appliance / Garage Door Opener

Chamberlain 2500 97LM, 98LM, 982LM, 973LM, 974LM, 970LM, 976LM, 1702LM, 2778LM, 2770LM, ACCESSORIES, Remote Control:, Remote Control:, Remote Control:, Extension Brackets:

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ACCESSORIES

1702LM	Outside Quick Release:	982LM
	Required for a garage with NO access
	door. Enables homeowner to open
	garage door manually from outside by
	disengaging trolley.

2778LM	8 Foot Complete Rail:	973LM
	To allow an 8 foot door to open fully.

2770LM	10 Foot Complete Rail:	974LM
	To allow a 10 foot door to open fully.

97LM	Extension Brackets:	970LM
	(Optional) For safety sensor
	installation onto the wall or floor.
976LM	SECURITY✚ Keyless Entry:	98LM

Enables homeowner to operate garage door opener from outside by entering a password on a specially designed keyboard. Also can add a temporary password for visitors or service persons. This temporary password can be limited to a programmable number of hours or entries.

Plug-In Light Control:

Enables homeowner to turn on a lamp, television or other appliance from car, bedside, or anywhere in the home with a remote.

SECURITY✚ 3-ChannelRemote Control:

Includes visor clip.

SECURITY✚ 4-Channel

Remote Control:

Includes visor clip.

SECURITY✚ 3-Channel Mini

Remote Control:

With key ring and velcro fastening strip.

Motion Detecting Control Panel:

Multi-function door control with motion sensor that automatically turns opener lights on for 5 minutes when it detects a person entering the garage. Sensor can be easily deactivated when desired.

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Contents

For Residential Use Only Introduction Pages Assembly Installation Adjustment Preparing your garage door Tools needed Planning Carton Inventory Hardware Inventory Attach the T-Railto the Motor Unit Set the Belt Tension Attach the Belt Cap Retainer Determine the Header Bracket Location NOTE: EXAMPLE One-piecedoor without track: jamb hardware One-piecedoor without track: pivot hardware Install the Header Bracket Attach the T-Railto the Header Bracket Position the Opener Hang the Opener Install the Door Control Install the Lights and Lens Attach the Emergency Release Rope and Handle Electrical Requirements Install the Protector System® INSTALLING THE BRACKETS Be sure power to the opener is disconnected Figure 1 Door Track Mount (Right Side) Garage door track installation (preferred): Wall installation: MOUNTING AND WIRING THE SAFETY SENSORS ALIGNING THE SAFETY SENSORS TROUBLESHOOTING THE SAFETY SENSORS Fasten the Door Bracket ONE-PIECEDOORS Metal Doors: Connect Door Arm to Trolley ALL ONE-PIECEDOORS 1.Assemble the Door Arm: Program the 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 LIMIT AND FORCE ADJUSTMENTS: Repeat the safety reverse test (Adjustment Step 3, page 26) after any adjustment of limits or force THE REMOTE CONTROL BATTERY Having a Problem? (Continued) To Add an Additional Hand-heldRemote Control To Erase All Codes From Motor Unit Memory *3-ChannelRemotes To Add or Change a Keyless Entry PIN Rail Assembly Parts Installation Parts Motor Unit Assembly Parts ACCESSORIES 1702LM Outside Quick Release: 982LM 2778LM LIFTMASTER GARAGE DOOR OPENER FIVE-YEARLIMITED WARRANTY LIFETIME MOTOR & BELT WARRANTY