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Question posted by fcupnor on April 29th, 2014

Chamberlain 3280-267 Won't Open

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Related LiftMaster 3280 Manual Pages

3280 Manual - Page 1

® GARAGE DOOR OPENER Model 3280 1/2HP 3280-267 1/2HP For Residential Use Only The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com 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...

3280 Manual - Page 2

... and Service 36 Warranty 36 INTRODUCTION Safety Symbol and Signal Word Review This garage door opener has been designed and tested to the trolley 21-22 Adjustment 23-25 ...Operation safety instructions 26 Using your garage door opener 26 Using the wall-mounted door control 27 To open the door manually 27 Care of your garage door and/or the garage door opener if you do not comply ...

3280 Manual - Page 3

..., sticks, or is out 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 malfunction and damage. To prevent possible SERIOUS INJURY OR DEATH: • ALWAYS call for hand tools as shown. Carpenter's Level (optional) 12 Tape ...

3280 Manual - Page 4

... hardware is required. Survey your opener. Planning Identify the type and height of door Reversing Sensor must not exceed 1/4" (6 mm). You may be required. Additional materials may find it helpful to refer back to your garage door. Motor Unit Header Wall Wallmounted Door Control Access Door ONE-PIECE DOOR WITH TRACK Access Door Safety Reversing Sensor Gap between...

3280 Manual - Page 5

... Entry Model 3280-267 ONLY One-Piece Rail CEILING MOUNT ONLY UP Door Bracket Belt Pulley Bracket Trolley 2-Conductor Bell Wire White & White/Red Header Bracket Curved Door Arm Section .../2" (2) Wing Nut 1/4"-20 (2) Rope Handle Straight Door Arm Section 5 Hardware for installation is also listed below . Carton Inventory Your garage door opener is packaged in the foam. Parts may be stuck...

3280 Manual - Page 6

ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until instructed to do so. • Remove the two washered bolts mounted in top of motor unit. ...styrofoam over the motor unit sprocket. This extends the spring for optimum belt tension. To avoid SERIOUS damage to door opener. • Position belt over sprocket.

3280 Manual - Page 7

... Plate INSTALLATION WARNING IMPORTANT INSTALLATION INSTRUCTIONS WARNING To reduce the risk of SEVERE INJURY or DEATH: 1. Install garage door opener ONLY on the floor. 7 Install garage door opener 7 feet (2.13 m) or more above floor. 7. They could result in garage door or opener mechanisms. 9. ASSEMBLY STEP 3 Attach the Belt Cap Retainer • Position the belt cap retainer over the...

3280 Manual - Page 8

...can attach it to the ceiling (see page 9) when clearance is out of Garage Door 2x4 Structural Supports Level (optional) Installation procedures vary according to install the header ... • 2" (5 cm) above the high point for the top edge of the garage door. 2. Open your door. 1. INSTALLATION STEP 1 Determine the Header Bracket Location To prevent possible SERIOUS INJURY or DEATH...

3280 Manual - Page 10

... need help. Use packing material as shown. • Insert a ring fastener to the Header Bracket • Position the opener on the garage floor below the header bracket. Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to secure. Header Bracket Ring Fastener Clevis Pin 5/16"x2-3/4" Belt Pulley Bracket...

3280 Manual - Page 11

...• Remove foam packaging. • Raise the opener onto a stepladder. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK A 2x4 laid flat is completed. Slide...Open the door all the way and place a 2x4 laid flat on the top section beneath the rail. • If the top section or panel hits the trolley when you raise the door, pull down on the trolley release arm to garage door, rest garage door opener...

3280 Manual - Page 12

Yours may be used if installing any brackets into masonry. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports before installing the opener. Cut both pieces of the garage. Grease the top and underside of each side of the motor unit to required lengths. 3. FINISHED CEILING - Hanging brackets should be angled...

3280 Manual - Page 13

... SERIOUS INJURY or DEATH from a closing garage door. HARDWARE SHOWN ACTUAL SIZE Screw 6ABx1-1/4" ...door travel to the full open circuit. 4. NOTE: After installation, a green or amber indicator light behind the cover will not return to the close position until completely closed. NEVER permit anyone to cross path of closing garage door: • Install door control within sight of door...

3280 Manual - Page 14

... to cut the rope, heat seal the cut end with a Garage Door Opener bulb. Secure with an overhand knot at least 1" (2.5 cm) from a falling garage door: • If possible, use emergency release handle unless garage doorway is clear of all vehicles to disengage trolley ONLY when garage door is CLOSED. Do not remove the lens. • Install a 100...

3280 Manual - Page 15

...have, contact a qualified electrician to the following procedure. Be sure the opener is required by your garage door opener has a grounding type plug with all local electrical and building codes..... • Connect the black (line) wire to establish permanent wiring connection. • Garage door installation and wiring MUST be grounded. • Reinstall the cover. If the plug doesn't...

3280 Manual - Page 16

.... INSTALLATION STEP 10 Install The Protector System® The safety reversing sensor must be connected and aligned correctly before the garage door opener will flash 10 times. IMPORTANT INFORMATION ABOUT THE SAFETY REVERSING SENSOR When properly connected and aligned, the sensor will detect an obstacle in the down ...

3280 Manual - Page 17

...opener is recommended. Be sure there is enough clearance for the sensor beam to be unobstructed. • If additional depth is needed, an extension bracket (see accessories) to elevate sensor brackets so the lenses will face each other across the garage door..., with the lip hugging the back edge of the door, no higher than 6" (15 cm) ...

3280 Manual - Page 19

... are not intended for direct attachment of the clevis pin and door arm. In this case you will not need the door bracket; SECTIONAL DOORS 1. Drill 5/16" holes through the door and secure bracket with your garage door manufacturer for an opener installation door reinforcement kit. Secure the door bracket using the two 1/4"-14x5/8" self-threading screws. (Figure 2A...

3280 Manual - Page 21

...Washer 5/16" Ring Fastener Clevis Pin 5/16"x1" (Trolley) Clevis Pin Hex Bolt 5/16"x1-1/4" (Door Bracket) 5/16"-18x7/8" Nuts 5/16"-18 Lock Washers 5/16" Figure 3 Bolts 5/16"-18x7/8" Cut This... toward the opener at a 45° angle so that line up and join with bolts, lock washers and nuts. SECTIONAL DOORS ONLY Make sure garage door is operated. Reconnect to the door bracket in ...

3280 Manual - Page 23

... screw counterclockwise. Manually open and close the door. If your door passes both of travel . Adjustment procedures are either not installed, misaligned, or obstructed. Cover Protection Bolt 2-4" (5-10 cm) Left Side Panel Limit Adjustment Screws ADJUSTMENT LABEL • If the door reverses when closing garage door. • Incorrect adjustment of garage door travel limits will...

3280 Manual - Page 24

... other control may be tested. Test the DOWN (close) force • Grasp the door bottom when the door is hard to open ) force by a closing garage door. • Too much force on a 1-1/2" (3.8 cm) obstruction. After each adjustment, run the opener through DOWN (close the door. 2. Force adjustment settings regulate the amount of a complete turn. Weather conditions can...