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® 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.
3280 Manual
Page 2
...7 Determine the header bracket location 8 Install the header bracket 9 Attach the rail to the header bracket 10 Position the opener 11 Hang the opener 12 Install the door control 13 Install the light 14 Attach the emergency release rope and handle .......14 Electrical requirements 15 Install...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 . Mechanical Electrical When you see this manual. Read them . ...
...7 Determine the header bracket location 8 Install the header bracket 9 Attach the rail to the header bracket 10 Position the opener 11 Hang the opener 12 Install the door control 13 Install the light 14 Attach the emergency release rope and handle .......14 Electrical requirements 15 Install...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 . Mechanical Electrical When you see this manual. Read them . ...
3280 Manual
Page 3
... which are under EXTREME tension. • Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, all of balance. An unbalanced garage...DEATH: • ALWAYS call for hand tools as shown. Sectional Door One-Piece Door Tools needed During assembly, installation and adjustment of the opener, instructions will call a trained door systems technician if garage door binds, sticks, or is any ropes connected to garage door. • ...
... which are under EXTREME tension. • Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing and operating garage door opener to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, all of balance. An unbalanced garage...DEATH: • ALWAYS call for hand tools as shown. Sectional Door One-Piece Door Tools needed During assembly, installation and adjustment of the opener, instructions will call a trained door systems technician if garage door binds, sticks, or is any ropes connected to garage door. • ...
3280 Manual
Page 4
... 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. Planning Identify the type and height of your installation. You may be required.
... 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. Planning Identify the type and height of your installation. You may be required.
3280 Manual
Page 5
... (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 ... in two cartons which contain the motor unit and all parts illustrated below . 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 ... in two cartons which contain the motor unit and all parts illustrated below . Hardware for installation is also listed below . Carton Inventory Your garage door opener is packaged in the foam.
3280 Manual
Page 6
...the Belt Tension • By hand, thread the spring trolley 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. the rail into one of the nut ring slots and brace.... • Insert wasThheeCrehadmbbeorllatsin Gthroruopu, gInhc. ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until the spring releases and snaps the nut ring against the trolley (Figure 1). To avoid SERIOUS damage to door...
...the Belt Tension • By hand, thread the spring trolley 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. the rail into one of the nut ring slots and brace.... • Insert wasThheeCrehadmbbeorllatsin Gthroruopu, gInhc. ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid installation difficulties, do not run the garage door opener until the spring releases and snaps the nut ring against the trolley (Figure 1). To avoid SERIOUS damage to door...
3280 Manual
Page 7
... source until instructed to the installation section. NEVER wear watches, rings or loose clothing while installing or servicing opener. All repairs to avoid entanglement. 5. Install garage door opener 7 feet (2.13 m) or more above floor. 7. Upon completion of SEVERE INJURY or DEATH: 1. Hex...the following warnings before proceeding to do so. 8. Disable all locks and remove ALL ropes connected to garage door BEFORE installing opener to cables, spring assemblies and other hardware MUST be caught in SEVERE INJURY or DEATH. 3. Place manual release/safety reverse ...
... source until instructed to the installation section. NEVER wear watches, rings or loose clothing while installing or servicing opener. All repairs to avoid entanglement. 5. Install garage door opener 7 feet (2.13 m) or more above floor. 7. Upon completion of SEVERE INJURY or DEATH: 1. Hex...the following warnings before proceeding to do so. 8. Disable all locks and remove ALL ropes connected to garage door BEFORE installing opener to cables, spring assemblies and other hardware MUST be caught in SEVERE INJURY or DEATH. 3. Place manual release/safety reverse ...
3280 Manual
Page 8
... on the header wall above the high point: • 2" (5 cm) above the high point for sectional door and one -piece door without track: pivot hardware Open your door to your garage, use lag screws (not provided) to securely fasten the 2x4 to gain approximately 1/2" (1 cm). NOTE: If the total number of...
... on the header wall above the high point: • 2" (5 cm) above the high point for sectional door and one -piece door without track: pivot hardware Open your door to your garage, use lag screws (not provided) to securely fasten the 2x4 to gain approximately 1/2" (1 cm). NOTE: If the total number of...
3280 Manual
Page 10
...Pin 5/16"x2-3/4" Belt Pulley Bracket Rail Temporary Support HARDWARE SHOWN ACTUAL SIZE Clevis Pin 5/16"x2-3/4" 10 Ring Fastener Have someone hold the opener securely on a temporary support to allow the rail to clear the spring. • Position the rail bracket against the header bracket. •...way you'll 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....
...Pin 5/16"x2-3/4" Belt Pulley Bracket Rail Temporary Support HARDWARE SHOWN ACTUAL SIZE Clevis Pin 5/16"x2-3/4" 10 Ring Fastener Have someone hold the opener securely on a temporary support to allow the rail to clear the spring. • Position the rail bracket against the header bracket. •...way you'll 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....
3280 Manual
Page 11
... this point. Header Bracket Top of Door 2x4 is convenient for setting an ideal door-to-rail distance. • Remove foam packaging. • Raise the opener onto a stepladder. Slide the outer trolley toward the motor unit. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK A 2x4 laid flat is used to -rail.... • If the top section or panel hits the trolley when you raise the door, pull down on its side is not tall enough. • Open the door all the way and place a 2x4 on its side on top section of door. ENGAGED Trolley Release Arm RELEASED ONE-PIECE DOOR WITHOUT...
... this point. Header Bracket Top of Door 2x4 is convenient for setting an ideal door-to-rail distance. • Remove foam packaging. • Raise the opener onto a stepladder. Slide the outer trolley toward the motor unit. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK A 2x4 laid flat is used to -rail.... • If the top section or panel hits the trolley when you raise the door, pull down on its side is not tall enough. • Open the door all the way and place a 2x4 on its side on top section of door. ENGAGED Trolley Release Arm RELEASED ONE-PIECE DOOR WITHOUT...
3280 Manual
Page 12
...structural supports. 4. HARDWARE SHOWN ACTUAL SIZE To avoid possible SERIOUS INJURY from each bracket to required lengths. 3. Fasten the opener to provide rigid support. Hanging brackets should be angled (Figure 1) to the hanging brackets with 5/16"-18x1-7/8" lag screws. 5. Check to...power to make sure the rail is not centered above the door). 7. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports before installing the opener. Lag Screws 5/16"-18x1-7/8" Bolt 5/16"-18x7/8" Lock Washer 5/16" Nut 5/16"-18 (Not Provided) Bolt ...
...structural supports. 4. HARDWARE SHOWN ACTUAL SIZE To avoid possible SERIOUS INJURY from each bracket to required lengths. 3. Fasten the opener to provide rigid support. Hanging brackets should be angled (Figure 1) to the hanging brackets with 5/16"-18x1-7/8" lag screws. 5. Check to...power to make sure the rail is not centered above the door). 7. Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports before installing the opener. Lag Screws 5/16"-18x1-7/8" Bolt 5/16"-18x7/8" Lock Washer 5/16" Nut 5/16"-18 (Not Provided) Bolt ...
3280 Manual
Page 13
...8226; Connect ONLY to wall near door control, and manual release/safety reverse test label in tab with a staple, creating a short or open position but will not function (reverse wires to secure. INSTALLATION STEP 6 Install the Door Control Locate door control within sight of garage door,...bell wire to the quick-connect terminals as in several places. Use insulated staples to red (Figure 5). NOTE: DO NOT connect power and operate opener at a minimum height of 5 feet (1.5 m) where small children cannot reach, and away from all moving parts of bell wire. Adjust screw ...
...8226; Connect ONLY to wall near door control, and manual release/safety reverse test label in tab with a staple, creating a short or open position but will not function (reverse wires to secure. INSTALLATION STEP 6 Install the Door Control Locate door control within sight of garage door,...bell wire to the quick-connect terminals as in several places. Use insulated staples to red (Figure 5). NOTE: DO NOT connect power and operate opener at a minimum height of 5 feet (1.5 m) where small children cannot reach, and away from all moving parts of bell wire. Adjust screw ...
3280 Manual
Page 14
...light socket: • DO NOT use short neck or specialty light bulbs. • DO NOT use halogen bulbs. Secure with a Garage Door Opener bulb. If rope knot becomes untied, you could result in the top of all vehicles to prevent unraveling. To prevent possible OVERHEATING of lens. Weak... lights will turn OFF. • Reverse the procedure to close the lens. • If the bulbs burn out prematurely due to pull door open door falling rapidly and/or unexpectedly. • NEVER use emergency release handle unless garage doorway is clear of the outer trolley. • Adjust ...
...light socket: • DO NOT use short neck or specialty light bulbs. • DO NOT use halogen bulbs. Secure with a Garage Door Opener bulb. If rope knot becomes untied, you could result in the top of all vehicles to prevent unraveling. To prevent possible OVERHEATING of lens. Weak... lights will turn OFF. • Reverse the procedure to close the lens. • If the bulbs burn out prematurely due to pull door open door falling rapidly and/or unexpectedly. • NEVER use emergency release handle unless garage doorway is clear of the outer trolley. • Adjust ...
3280 Manual
Page 15
...Remove the attached 3-prong cord. • Connect the black (line) wire to the screw on the silver terminal; Be sure the opener is required by your garage door opener has a grounding type plug with all local electrical and building codes. • NEVER use an extension cord, 2-wire adapter, or ... top of electric shock, your local code, refer to the screw on the brass terminal; To avoid installation difficulties, do not run the opener at this time. the white (neutral) wire to the following procedure. RIGHT WRONG If permanent wiring is grounded. This plug will only fit...
...Remove the attached 3-prong cord. • Connect the black (line) wire to the screw on the silver terminal; Be sure the opener is required by your garage door opener has a grounding type plug with all local electrical and building codes. • NEVER use an extension cord, 2-wire adapter, or ... top of electric shock, your local code, refer to the screw on the brass terminal; To avoid installation difficulties, do not run the opener at this time. the white (neutral) wire to the following procedure. RIGHT WRONG If permanent wiring is grounded. This plug will only fit...
3280 Manual
Page 16
...Light Beam Protection Area Facing the door from a closing . Be sure power is closing, the door will stop and reverse to full open position, and the opener lights will flash 10 times. No part of the garage door (or door tracks, springs, hinges, rollers or other across the door,... garage 16 Safety Reversing Sensor 6" (15 cm) max. The invisible light beam path must be connected and aligned correctly before the garage door opener will detect an obstacle in masonry construction, add a piece of its electronic beam. above floor INSTALLATION STEP 10 Install The Protector System® ...
...Light Beam Protection Area Facing the door from a closing . Be sure power is closing, the door will stop and reverse to full open position, and the opener lights will flash 10 times. No part of the garage door (or door tracks, springs, hinges, rollers or other across the door,... garage 16 Safety Reversing Sensor 6" (15 cm) max. The invisible light beam path must be connected and aligned correctly before the garage door opener will detect an obstacle in masonry construction, add a piece of its electronic beam. above floor INSTALLATION STEP 10 Install The Protector System® ...
3280 Manual
Page 17
... 1 DOOR TRACK MOUNT (RIGHT SIDE) Door Track Lip Indicator Light Sensor Bracket Lens Figure 2 IGWnasairldal ege WALL MOUNT (RIGHT SIDE) Fasten Wood Block to the opener is disconnected. INSTALLING THE BRACKETS Be sure power to Wall with Lag Screws (Not Provided) Indicator Light Sensor Bracket Lag Screws (Not Provided) Lens Figure...
... 1 DOOR TRACK MOUNT (RIGHT SIDE) Door Track Lip Indicator Light Sensor Bracket Lens Figure 2 IGWnasairldal ege WALL MOUNT (RIGHT SIDE) Fasten Wood Block to the opener is disconnected. INSTALLING THE BRACKETS Be sure power to Wall with Lag Screws (Not Provided) Indicator Light Sensor Bracket Lag Screws (Not Provided) Lens Figure...
3280 Manual
Page 18
... light glows steadily, tighten the wing nut. Strip wire 7/16" (11 mm) 7/16" (11 mm) 2. Connect Wire to the opener quick-connect terminals. Twist like colored wires together. Separate white and white/black wires sufficiently to connect to Quick-Connect Terminals Bell Wire 1. Lock... both the sending and receiving eyes will not close. If the door is closing, the door will blink 10 times. The opener lights will reverse. Insert into appropriate terminals Safety Reversing Sensor Safety Reversing Sensor Invisible Light Beam Protection Area 18 Red White Grey ...
... light glows steadily, tighten the wing nut. Strip wire 7/16" (11 mm) 7/16" (11 mm) 2. Connect Wire to the opener quick-connect terminals. Twist like colored wires together. Separate white and white/black wires sufficiently to connect to Quick-Connect Terminals Bell Wire 1. Lock... both the sending and receiving eyes will not close. If the door is closing, the door will blink 10 times. The opener lights will reverse. Insert into appropriate terminals Safety Reversing Sensor Safety Reversing Sensor Invisible Light Beam Protection Area 18 Red White Grey ...
3280 Manual
Page 19
... Vertical Centerline of angle iron as stamped inside the bracket. 2. Drill 5/16" holes through the door and secure bracket with your door manufacturer for an opener installation door reinforcement kit. Contact your garage door manufacturer for reinforcement kit.
... Vertical Centerline of angle iron as stamped inside the bracket. 2. Drill 5/16" holes through the door and secure bracket with your door manufacturer for an opener installation door reinforcement kit. Contact your garage door manufacturer for reinforcement kit.
3280 Manual
Page 21
... to outer trolley with cut end down as possible to disconnect the outer trolley from the solid end. Trolley will re-engage automatically when opener is fully closed. Pull the emergency release handle to increase door arm rigidity. Figure 2: • Bring arm sections together. HARDWARE SHOWN ACTUAL... Bring arm sections together. • Find two pairs of holes that the trolley release arm is horizontal. Pull the emergency release handle toward the opener at a 45° angle so that line up and join with a ring fastener. • Fasten curved section to your door type as shown...
... to outer trolley with cut end down as possible to disconnect the outer trolley from the solid end. Trolley will re-engage automatically when opener is fully closed. Pull the emergency release handle to increase door arm rigidity. Figure 2: • Bring arm sections together. HARDWARE SHOWN ACTUAL... Bring arm sections together. • Find two pairs of holes that the trolley release arm is horizontal. Pull the emergency release handle toward the opener at a 45° angle so that line up and join with a ring fastener. • Fasten curved section to your door type as shown...
3280 Manual
Page 22
... trolley just ahead of the door arm connector hole. Turn the DOWN limit adjustment screw clockwise 4 complete turns. If the arm is being opened or closed , connect the straight door arm section to the trolley. Assemble the door arm, Figure 4: • Fasten the straight and ... adjustment procedures below . The arm should touch the trolley just in the illustration. If the door has a slight "backward" slant in full open as shown in the illustration. Refer to the floor. Door Arm Door Arm Connector Hole Emergency Release Handle Closed Door Inner Trolley Outer Trolley Correct...
... trolley just ahead of the door arm connector hole. Turn the DOWN limit adjustment screw clockwise 4 complete turns. If the arm is being opened or closed , connect the straight door arm section to the trolley. Assemble the door arm, Figure 4: • Fasten the straight and ... adjustment procedures below . The arm should touch the trolley just in the illustration. If the door has a slight "backward" slant in full open as shown in the illustration. Refer to the floor. Door Arm Door Arm Connector Hole Emergency Release Handle Closed Door Inner Trolley Outer Trolley Correct...