Chamberlain WD912K Carton Inventory

Carton Inventory

Your garage door opener is packaged in one carton which contains the motor unit and the parts illustrated below. Note that 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.

	2-Conductor Bell Wire
SECURITY✚	White & White/Red
Multi-Function	Belt Pulley
Multi-Function
Remote Control Transmitter (2)

LOCK

LIGHT

Multi-Function Door Control Panel

SECURITY✚

Keyless Entry

Motor Unit with 2 Light lenses

Belt

Safety Sensor

Bracket (2)

Rail Brace (3)

Trolley

Door Bracket

Rail	Rail
End Section (2)	Rail	NT ON
		LY
		LING M
	Center Section (2)	OU
	Center Section (2)	UP
		CEI
		Header Bracket

	Belt Cap Retainer
Hanging Brackets		Straight Door
		Straight Door
	Curved Door	Arm Section
	Curved Door
	Arm Section
	(2) Safety Reversing Sensors	Safety Labels
	(1 Sending Eye and 1 Receiving Eye)	Safety Labels
	(1 Sending Eye and 1 Receiving Eye)	and
	with 2-Conductor White & White/Black	and
	with 2-Conductor White & White/Black	Literature
	Bell Wire attached	Literature
	Bell Wire attached

6

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 and Attach the Belt Pulley Bracket Install the Trolley Fasten the Rail to the Motor Unit Install the Belt and Set the Tension Attach the Belt Cap Retainer 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 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: Floor 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, 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 Care of Your Opener 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 953CB 3-ButtonSECURITY✚ Remote Control: 935CB CHAMBERLAIN GARAGE DOOR OPENER ONE-YEARLIMITED WARRANTY