Chamberlain 248739 Carton Inventory

Carton Inventory

Your garage door opener is packaged in one carton which contains the motor unit and all parts illustrated below. Accessories will depend on the model purchased. If anything is missing, carefully check the packing material.

Parts may be stuck in the foam. Hardware for assembly and installation is shown on the next page. Save the carton and packing material until installation and adjustment is complete.

SECURITY✚®

3-Button Remote Control (2)

CLOSED

OPEN

Idler Pulley

Garage Door Monitor

LOCK

		Multi-Function
		Door Control Panel
	2-Conductor Bell Wire	Door Bracket
Trolley	White & White/Red
Trolley

SECURITY✚®

RailKeyless Entry

Center/Back

Sections

Motor Unit with 2 Light Lenses

		Header Bracket
		Belt Cap Retainer
Belt
Rail		"U" Bracket
Rail
Front (header)
Section
	Hanging Brackets	Straight Door
	Hanging Brackets	Arm Section
		Arm Section
		Curved Door
		Arm Section

Safety Sensor Bracket (2)

The Protector System®

(2) Safety Reversing Sensors

(1 Sending Eye and 1 Receiving Eye) with 2-Conductor White & White/Black Bell Wire attached

Safety Labels

and

Literature

6

Contents

For Residential Use Only Introduction Assembly Installation Adjustment Operation Preparing your garage door Tools needed SECTIONAL DOOR INSTALLATION 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 Belt and Attach the Belt Cap Retainer Set the Tension 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 Lights 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 REVERSING SENSORS 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 LIMIT AND FORCE ADJUSTMENTS: Repeat the safety reverse test (Adjustment Step 3, page 29) after any adjustment of limits or force MAINTENANCE SCHEDULE 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 To Add, Reprogram or Change a Keyless Entry PIN Rail Assembly Parts Installation Parts Motor Unit Assembly Parts ACCESSORIES 950D 1-ButtonSECURITY✚® Remote Control: 953D CHAMBERLAIN® ONE-YEARLIMITED WARRANTY, 10 YEAR BELT LIMITED WARRANTY AND LIFETIME MOTOR LIMITED WARRANTY