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

Chamberlain 3110, 3220, 3220-267 Preparing your garage door, Tools needed, One-PieceDoor, Sectional Door, Complete the following test

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Preparing your garage door

Before you begin:

•Disable locks.

•Remove any ropes connected to garage door.

•Complete the following test to make sure your garage door is balanced and is not sticking or binding:

1.Lift the door about halfway as shown. Release the door. If balanced, it should stay in place, supported entirely by its springs.

2.Raise and lower the door to see if there is any binding or sticking.

If your door binds, sticks, or is out of balance, call a trained door systems technician.

Sectional Door

One-Piece Door

WARNING

To prevent possible SERIOUS INJURY OR DEATH:

•ALWAYS call a trained door systems technician if garage door binds, sticks, or is out of balance. An unbalanced garage door may not reverse when required.

•NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, all of which are under EXTREME tension.

•Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to avoid entanglement.

CAUTION

To prevent damage to garage door and opener:

•ALWAYS disable locks BEFORE installing and operating the opener.

•ONLY operate garage door opener at 120V, 60 Hz to avoid malfunction and damage.

Tools needed

During assembly, installation and adjustment of the opener, instructions will call for hand tools as illustrated below.

Pencil

Carpenter's Level (Optional)

1

2

Tape Measure

Hack Saw

Wire Cutters

	Drill	3/16", 5/16" and		Claw Hammer
		5/32" Drill Bits		Pliers
				Pliers
Stepladder	1/2" and 7/16" Sockets		Screwdriver
Stepladder	and Wrench		Screwdriver	Adjustable End Wrench
	and Wrench			Adjustable End Wrench

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Contents

For Residential Use Only Introduction Assembly Installation Adjustment Operation Preparing your garage door Tools needed Planning Carton Inventory Fasten the Rail to the Motor Unit Install the Trolley Attach the Rail Brackets Determine the Header Bracket Location 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 (Figures 2 & 3): Floor installation (Figure 4): 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 CARE OF YOUR OPENER LIMIT AND FORCE ADJUSTMENTS: MAINTENANCE SCHEDULE Once a Month Once a Year 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: 1 FLASH 2 FLASHES 3 FLASHES 4 FLASHES 5 FLASHES To Add and Reprogram an Additional 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 1702LM Outside Quick Release: 59LM Outside Keylock: LIFTMASTER 1 YEAR LIMITED WARRANTY LIFETIME MOTOR WARRANTY (MODEL 3220) 2 YEAR LIMITED MOTOR WARRANTY (MODEL 3110)