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® 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® is connected and properly aligned. ■ Periodic checks of the opener are required to ensure safe operation. ■ The model number label is located on the front panel of your opener.
® 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® is connected and properly aligned. ■ Periodic checks of the opener are required to ensure safe operation. ■ The model number label is located on the front panel of your opener.
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...When you see these Safety Symbols and Signal Words on the following pages, they will alert you to the possibility of damage to your garage door opener 28 Having a problem 29 Diagnostic chart 30 Programming 31-32 To add or reprogram a hand-held remote control .....31 To erase all... 33 Motor unit assembly parts 34 Accessories 35 Repair Parts and Service 36 Warranty 36 INTRODUCTION Safety Symbol and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it . The hazard may come from something mechanical or from electric shock....
...When you see these Safety Symbols and Signal Words on the following pages, they will alert you to the possibility of damage to your garage door opener 28 Having a problem 29 Diagnostic chart 30 Programming 31-32 To add or reprogram a hand-held remote control .....31 To erase all... 33 Motor unit assembly parts 34 Accessories 35 Repair Parts and Service 36 Warranty 36 INTRODUCTION Safety Symbol and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it . The hazard may come from something mechanical or from electric shock....
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...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. An unbalanced garage door may not reverse when required. • NEVER try to loosen, move or ...pulleys, brackets or their hardware, all of the opener, instructions will call a trained door systems technician. 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 entanglement. Lift...
...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. An unbalanced garage door may not reverse when required. • NEVER try to loosen, move or ...pulleys, brackets or their hardware, all of the opener, instructions will call a trained door systems technician. 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 entanglement. Lift...
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... and the accompanying illustrations as you proceed with glass panels, etc.). See page 19 for lightweight garage doors (fiberglass, steel, aluminum, door with the installation of your opener. Header Wall FINISHED CEILING Support bracket & fastening hardware is required. Motor Unit Header Wall Wallmounted...DOOR INSTALLATION Horizontal and vertical reinforcement is needed for details. Additional materials may find it helpful to refer back to your garage door. See page 12. You may be required. Safety Reversing Sensor Safety Reversing Sensor Gap between floor and bottom of ...
... and the accompanying illustrations as you proceed with glass panels, etc.). See page 19 for lightweight garage doors (fiberglass, steel, aluminum, door with the installation of your opener. Header Wall FINISHED CEILING Support bracket & fastening hardware is required. Motor Unit Header Wall Wallmounted...DOOR INSTALLATION Horizontal and vertical reinforcement is needed for details. Additional materials may find it helpful to refer back to your garage door. See page 12. You may be required. Safety Reversing Sensor Safety Reversing Sensor Gap between floor and bottom of ...
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... (2) Remote Control Transmitter Visor Clip Styrofoam Belt Cap Retainer Belt Motor Unit with 2 Light Lenses SECURITY✚® Keyless 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 ... unit and all parts illustrated below . If anything is missing, carefully check the packing material. Hardware for installation is also listed below . Carton Inventory Your garage door opener is packaged in the foam.
... (2) Remote Control Transmitter Visor Clip Styrofoam Belt Cap Retainer Belt Motor Unit with 2 Light Lenses SECURITY✚® Keyless 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 ... unit and all parts illustrated below . If anything is missing, carefully check the packing material. Hardware for installation is also listed below . Carton Inventory Your garage door opener is packaged in the foam.
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...nut on the threaded shaft until it firmly against the trolley (Figure 2). • Place a 7/16" open end wrench on the square end. This extends the spring for optimum belt tension. Do not use bolts/fasteners...h5/e92s-e5/b16o/9lt2s-!5/U21s/9e2 -o6f/2a/9n2y other bolts will cause6/1s1e/9r2ious damage to door opener. • Position belt over sprocket. Rotate about 1/4 turn until the spring releases and snaps the nut... 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....
...nut on the threaded shaft until it firmly against the trolley (Figure 2). • Place a 7/16" open end wrench on the square end. This extends the spring for optimum belt tension. Do not use bolts/fasteners...h5/e92s-e5/b16o/9lt2s-!5/U21s/9e2 -o6f/2a/9n2y other bolts will cause6/1s1e/9r2ious damage to door opener. • Position belt over sprocket. Rotate about 1/4 turn until the spring releases and snaps the nut... 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....
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...retainer over the motor unit sprocket so the two holes in cap align with the two holes in garage door or opener mechanisms. 9. You have now finished assembling your garage door opener. Hex Screws 8x3/8" Belt Cap Retainer HARDWARE SHOWN ACTUAL SIZE Hex Screw #8x3/8" WARNING Motor ...above floor. 6. Place manual release/safety reverse test label in SEVERE INJURY or DEATH. 3. All repairs to do so. 8. NEVER connect garage door opener to power source until instructed to cables, spring assemblies and other hardware MUST be caught in mounting plate. NEVER wear watches, rings or loose ...
...retainer over the motor unit sprocket so the two holes in cap align with the two holes in garage door or opener mechanisms. 9. You have now finished assembling your garage door opener. Hex Screws 8x3/8" Belt Cap Retainer HARDWARE SHOWN ACTUAL SIZE Hex Screw #8x3/8" WARNING Motor ...above floor. 6. Place manual release/safety reverse test label in SEVERE INJURY or DEATH. 3. All repairs to do so. 8. NEVER connect garage door opener to power source until instructed to cables, spring assemblies and other hardware MUST be caught in mounting plate. NEVER wear watches, rings or loose ...
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... fastened to structural support on page 9. 3. Header Wall Unfinished Ceiling 2x4 OPTIONAL CEILING MOUNT FOR HEADER BRACKET Vertical Centerline of Garage Door 2x4 Structural Supports Level (optional) Installation procedures vary according to the highest point of travel clearance for one -piece door...(1 cm). Extend the line onto the header wall above the high point for the top edge of the garage door. 2. An unbalanced garage door might not reverse when required. Open your garage, use lag screws (not provided) to securely fasten the 2x4 to structural supports as shown.
... fastened to structural support on page 9. 3. Header Wall Unfinished Ceiling 2x4 OPTIONAL CEILING MOUNT FOR HEADER BRACKET Vertical Centerline of Garage Door 2x4 Structural Supports Level (optional) Installation procedures vary according to the highest point of travel clearance for one -piece door...(1 cm). Extend the line onto the header wall above the high point for the top edge of the garage door. 2. An unbalanced garage door might not reverse when required. Open your garage, use lag screws (not provided) to securely fasten the 2x4 to structural supports as shown.
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... in the way you'll need help. Have someone hold the opener securely on the garage floor below the header bracket. Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on a temporary support to allow the rail to secure. Header Bracket...
... in the way you'll need help. Have someone hold the opener securely on the garage floor below the header bracket. Header Wall Header Bracket Belt Pulley Bracket Garage Door INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on a temporary support to allow the rail to secure. Header Bracket...
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... need help at this point. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to determine the correct mounting height from ceiling. INSTALLATION STEP 4 Position the Opener Follow instructions which apply to determine the correct mounting height...side on its side is convenient for setting an ideal door-to -rail distance. • Remove foam packaging. • Raise the opener onto a stepladder. The trolley can remain disconnected until Installation Step 12 is used to your door type as illustrated. SECTIONAL DOOR OR ...
... need help at this point. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on the trolley release arm to determine the correct mounting height from ceiling. INSTALLATION STEP 4 Position the Opener Follow instructions which apply to determine the correct mounting height...side on its side is convenient for setting an ideal door-to -rail distance. • Remove foam packaging. • Raise the opener onto a stepladder. The trolley can remain disconnected until Installation Step 12 is used to your door type as illustrated. SECTIONAL DOOR OR ...
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... attach a sturdy metal bracket to required lengths. 3. Grease the top and underside of the hanging bracket to structural supports before installing the opener. Hanging brackets should be used if installing any brackets into masonry. Cut both pieces of the rail surface where the trolley slides with 5/16... (Not Provided) Bolt 5/16"-18x7/8" Lock Washer 5/16" Nut 5/16"-18 12 Attach one end of each side of the garage. Remove the 2x4. Fasten the opener to the structural support. 2. If the door hits the rail, raise the header bracket. 8. Measure the distance from a falling...
... attach a sturdy metal bracket to required lengths. 3. Grease the top and underside of the hanging bracket to structural supports before installing the opener. Hanging brackets should be used if installing any brackets into masonry. Cut both pieces of the rail surface where the trolley slides with 5/16... (Not Provided) Bolt 5/16"-18x7/8" Lock Washer 5/16" Nut 5/16"-18 12 Attach one end of each side of the garage. Remove the 2x4. Fasten the opener to the structural support. 2. If the door hits the rail, raise the header bracket. 8. Measure the distance from a falling...
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...permanently attach entrapment warning label to a single gang box (Figure 2). NOTE: DO NOT connect power and operate opener at a minimum height of 5 feet (1.5 m), and away from a closing garage door. To prevent possible SERIOUS INJURY or DEATH from all moving parts of door and door hardware. The ... smooth and flat. Adjust screw for snug fit. • Install top screw with a staple, creating a short or open position but will travel . • ALWAYS keep garage door in new home construction), it can be seen clearly, is properly adjusted, and there are no obstructions to door ...
...permanently attach entrapment warning label to a single gang box (Figure 2). NOTE: DO NOT connect power and operate opener at a minimum height of 5 feet (1.5 m), and away from a closing garage door. To prevent possible SERIOUS INJURY or DEATH from all moving parts of door and door hardware. The ... smooth and flat. Adjust screw for snug fit. • Install top screw with a staple, creating a short or open position but will travel . • ALWAYS keep garage door in new home construction), it can be seen clearly, is properly adjusted, and there are no obstructions to door ...
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... use A19 size bulbs. Ensure that the rope and handle clear the tops of the rope through the hole in the fully open or closed. Secure with a Garage Door Opener bulb. Gently rotate lens back and downward until the lens hinge is 6 feet (1.83 m) above the floor. Light bulb ...• Thread the other end of the rope to pull door open position. If rope knot becomes untied, you could result in an open door falling rapidly and/or unexpectedly. • NEVER use emergency release handle unless garage doorway is CLOSED. Overhand Knot Emergency Release Handle Trolley Release Arm ...
... use A19 size bulbs. Ensure that the rope and handle clear the tops of the rope through the hole in the fully open or closed. Secure with a Garage Door Opener bulb. Gently rotate lens back and downward until the lens hinge is 6 feet (1.83 m) above the floor. Light bulb ...• Thread the other end of the rope to pull door open position. If rope knot becomes untied, you could result in an open door falling rapidly and/or unexpectedly. • NEVER use emergency release handle unless garage doorway is CLOSED. Overhand Knot Emergency Release Handle Trolley Release Arm ...
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... installation and wiring MUST be grounded. • Reinstall the cover. Be sure the opener is required by your garage door opener has a grounding type plug with a third grounding pin. To make it fit outlet. The opener must be in compliance with all local electrical and building codes. • NEVER use an extension cord, 2-wire...
... installation and wiring MUST be grounded. • Reinstall the cover. Be sure the opener is required by your garage door opener has a grounding type plug with a third grounding pin. To make it fit outlet. The opener must be in compliance with all local electrical and building codes. • NEVER use an extension cord, 2-wire...
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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. If an obstruction breaks the light beam while the door is necessary. Extension brackets (see accessories) are ...designed to clip onto the track of wood at each other hardware) may interrupt the beam while the door is necessary to the garage door opener BEFORE installing the safety reversing sensor. No part of its electronic beam. above floor Invisible Light Beam Protection Area Facing the door from...
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. If an obstruction breaks the light beam while the door is necessary. Extension brackets (see accessories) are ...designed to clip onto the track of wood at each other hardware) may interrupt the beam while the door is necessary to the garage door opener BEFORE installing the safety reversing sensor. No part of its electronic beam. above floor Invisible Light Beam Protection Area Facing the door from...
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... SHOWN ACTUAL SIZE Carriage Bolt 1/4"-20x1/2" Wing Nut 1/4"-20 Staples IGWnsaairdlalege Lens Attach with the lip hugging the back edge of each other across the garage door, with the curved arms facing the door. Wall installation (Figure 2 & 3): • Place the bracket against the side of three ways, as shown. Make sure... BRACKETS Be sure power to the floor with curved arms facing the door. Be sure all door hardware obstructions are cleared. • Fasten to the opener is disconnected. Install and align the brackets so the sensors will be installed in Figure 1.
... SHOWN ACTUAL SIZE Carriage Bolt 1/4"-20x1/2" Wing Nut 1/4"-20 Staples IGWnsaairdlalege Lens Attach with the lip hugging the back edge of each other across the garage door, with the curved arms facing the door. Wall installation (Figure 2 & 3): • Place the bracket against the side of three ways, as shown. Make sure... BRACKETS Be sure power to the floor with curved arms facing the door. Be sure all door hardware obstructions are cleared. • Fasten to the opener is disconnected. Install and align the brackets so the sensors will be installed in Figure 1.
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... or light weight factory reinforced doors: • Drill 3/16" fastening holes. proceed to your garage door manufacturer for an opener installation door reinforcement kit. Center the door bracket on wood doors. Header Bracket Door Bracket Location Vertical Centerline of... Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS (FIBERGLASS, ALUMINUM, STEEL, DOORS WITH GLASS PANEL,...
... or light weight factory reinforced doors: • Drill 3/16" fastening holes. proceed to your garage door manufacturer for an opener installation door reinforcement kit. Center the door bracket on wood doors. Header Bracket Door Bracket Location Vertical Centerline of... Garage Door HORIZONTAL AND VERTICAL REINFORCEMENT IS NEEDED FOR LIGHTWEIGHT GARAGE DOORS (FIBERGLASS, ALUMINUM, STEEL, DOORS WITH GLASS PANEL,...
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...the same way, using the 5/16"x1-1/4" clevis pin. Cut about 2" (5 cm) as shown in Figures 1, 2 and 3. Trolley will re-engage automatically when opener is fully closed. Select holes as far apart as possible to your door type as shown. • Bring arm sections together. • Find two pairs...Bracket) 5/16"-18x7/8" Nuts 5/16"-18 Lock Washers 5/16" Figure 3 Bolts 5/16"-18x7/8" Cut This End 21 Pull the emergency release handle toward the opener at a 45° angle so that line up and join sections. Proceed to trolley with the 5/16"x1" clevis pin. Find two pairs of holes...
...the same way, using the 5/16"x1-1/4" clevis pin. Cut about 2" (5 cm) as shown in Figures 1, 2 and 3. Trolley will re-engage automatically when opener is fully closed. Select holes as far apart as possible to your door type as shown. • Bring arm sections together. • Find two pairs...Bracket) 5/16"-18x7/8" Nuts 5/16"-18 Lock Washers 5/16" Figure 3 Bolts 5/16"-18x7/8" Cut This End 21 Pull the emergency release handle toward the opener at a 45° angle so that line up and join sections. Proceed to trolley with the 5/16"x1" clevis pin. Find two pairs of holes...
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...8226; Incorrect adjustment of garage door travel limits will interfere with 1-1/2" high (3.8 cm) object (or 2x4 laid flat) on contact with proper operation of safety reversal system. • If one control (force or travel . If your door passes both of the opener during adjustment procedures may ... counterclockwise. If the door is balanced and not binding, adjust the DOWN (close the door. See Adjustment Step 2. 23 Run the opener through a complete travel , it will reverse. If anything interferes with the door's downward travel (including binding or unbalanced doors), it...
...8226; Incorrect adjustment of garage door travel limits will interfere with 1-1/2" high (3.8 cm) object (or 2x4 laid flat) on contact with proper operation of safety reversal system. • If one control (force or travel . If your door passes both of the opener during adjustment procedures may ... counterclockwise. If the door is balanced and not binding, adjust the DOWN (close the door. See Adjustment Step 2. 23 Run the opener through a complete travel , it will reverse. If anything interferes with the door's downward travel (including binding or unbalanced doors), it...
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..., persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door. • Too much force on garage door will stop. Make small adjustments until door opens completely. If the door is hard to compensate for a binding or sticking garage door. • If one control (force or travel limits) is about 3/4 of...
..., persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door. • Too much force on garage door will stop. Make small adjustments until door opens completely. If the door is hard to compensate for a binding or sticking garage door. • If one control (force or travel limits) is about 3/4 of...