Chamberlain LiftMaster Security+ 1280R 1/2 HP Owner's Manual
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Chamberlain LiftMaster Security+ 1280R 1/2 HP Owner's Manual

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GARAGE DOOR OPENER
Model 1280R 1/2 HP
For Residential Use Only
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
properly aligned.
Periodic checks of the opener are required to ensure safe operation.
The model number label is located under the light lens on the left side
panel of your opener.
The Chamberlain Group, Inc.
A DUCHOSSOIS ENTERPRISE
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.chamberlaingroup.com
Complies with UL 325
regulations effective
January 1, 1993
is connected and
®
®

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Summary of Contents for Chamberlain LiftMaster Security+ 1280R 1/2 HP

  • Page 1 Complies with UL 325 regulations effective ® January 1, 1993 GARAGE DOOR OPENER Model 1280R 1/2 HP For Residential Use Only Owner’s Manual Please read this manual and the enclosed safety materials carefully! Fasten the manual near the garage door after installation.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Introduction Pages 2-5 Adjustment Pages 24-26 Safety symbol and signal word review......2 Adjust the travel limits ..........24 Preparing your garage door ........3 Adjust the force ............25 Tools needed ...............3 Test the safety reversal system.........26 Planning ..............4 Test the Protector System ®...

  • Page 3: Preparing Your Garage Door

    Preparing your garage door WARNING Before you begin: To prevent possible SERIOUS INJURY OR DEATH: • Disable locks. • ALWAYS call a trained door systems technician if • Remove any ropes connected to garage door. garage door binds, sticks, or is out of balance. An unbalanced garage door may not reverse when •...

  • Page 4: Planning

    Planning Identify the type and height of your garage door. Survey your garage area to see if any of the conditions below apply to your installation. Additional materials may be required. You may find it helpful to refer back to this page and the accompanying illustrations as you proceed with the installation of your opener.

  • Page 5: Carton Inventory

    Carton Inventory Your garage door opener is packaged in two cartons purchased. If anything is missing, carefully check the which contain the motor unit and all parts illustrated packing material. Parts may be stuck in the foam. below. Accessories will depend on the model Hardware for installation is also listed below.

  • Page 6: Assembly Pages

    CAUTION ASSEMBLY STEP 1 Attach the T-Rail to the Motor Unit To avoid serious damage to opener, ONLY use screws mounted in top of motor unit. To avoid installation difficulties, do not run the garage door opener until instructed to do so. Washered Screw •...

  • Page 7: Attach The Belt Cap Retainer

    WARNING ASSEMBLY STEP 3 Attach the Belt Cap Retainer To avoid possible SERIOUS INJURY to fingers from moving garage door opener: • Position the belt cap retainer over the motor unit • ALWAYS keep hand clear of sprocket while operating sprocket so the two holes in cap align with the two opener.

  • Page 8: Determine The Header Bracket Location

    INSTALLATION STEP 1 Determine the Header Bracket Finished Vertical Ceiling Location Centerline Header Structural Wall Supports WARNING To prevent possible SERIOUS INJURY or DEATH: • Header bracket MUST be RIGIDLY fastened to structural support on header wall or ceiling, otherwise garage door might not reverse when required.
  • Page 9 ONE-PIECE DOOR WITHOUT TRACK Unfinished 1. Close the door and mark the inside vertical Ceiling centerline of your garage door. Extend the line Structural onto the header wall above door, as shown. Supports Header Wall Vertical If headroom clearance is minimal, you can install Centerline the header bracket on the ceiling.

  • Page 10: Install The Header Bracket

    INSTALLATION STEP 2 Install the Header Bracket Wall Mounting Holes You can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow the CEILING MOUNT ONLY The nail hole is for instructions which will work best for your particular positioning only.

  • Page 11: Attach The T-Rail To The Header Bracket

    INSTALLATION STEP 3 Attach the T-Rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use packing material as a protective base. NOTE: If the door spring is in the way you’ll need help. Have someone hold the opener securely on a temporary support to allow the rail to clear the spring.

  • Page 12: Position The Opener

    CAUTION INSTALLATION STEP 4 Position the Opener To prevent damage to garage door, rest garage door opener rail on 2x4 placed on top section of door. Follow instructions which apply to your door type as illustrated. SECTIONAL DOOR OR ONE-PIECE DOOR WITH TRACK A 2x4 laid flat is convenient for setting an ideal door- to-rail distance.

  • Page 13: Hang The Opener

    WARNING INSTALLATION STEP 5 Hang the Opener To avoid possible SERIOUS INJURY from a falling garage door opener, fasten it SECURELY to structural Two representative installations are shown. Yours supports of the garage. Concrete anchors MUST be used may be different. Hanging brackets should be angled if installing any brackets into masonry.

  • Page 14: Install The Door Control

    INSTALLATION STEP 6 WARNING Install the Door Control To prevent possible serious injury or death from electrocution: Locate door control within sight of the door at a • Be sure power is not connected before installing door minimum height of 5 feet where small children control.

  • Page 15: Install The Lights And Lenses

    INSTALLATION STEP 7 Lens Install the Lights and Lenses Lens Guide 75 Watt Maximum • Install a 75 watt maximum light bulb in each Light Bulb socket. The lights will turn ON and remain lit for approximately 4-1/2 minutes when power is connected.

  • Page 16: Electrical Requirements

    WARNING INSTALLATION STEP 9 Electrical Requirements To prevent possible SERIOUS INJURY or DEATH from electrocution or fire: To avoid installation difficulties, do not run the • Be sure power is not connected to the opener, and opener at this time. disconnect power to circuit BEFORE removing cover to To reduce the risk of electric shock, your garage door establish permanent wiring connection.

  • Page 17: Install The Protector System

    WARNING INSTALLATION STEP 10 Install The Protector System ® • Be sure power is not connected to the garage door opener BEFORE installing the safety reversing sensor. The safety reversing sensor must be connected • To prevent SERIOUS INJURY or DEATH from a closing and aligned correctly before the garage door garage door: opener will move in the down direction.
  • Page 18 INSTALLING THE BRACKETS Figure 1 Be sure power to the opener is disconnected. DOOR TRACK MOUNT (RIGHT SIDE) Install and align the brackets so the sensors will face each other across the garage door, with the beam no Door higher than 6" above the floor. They may be installed Track in one of three ways, as follows.

  • Page 19: Mounting And Wiring The Safety Sensors

    MOUNTING AND WIRING THE SAFETY SENSORS Figure 4 • Slide a 1/4"-20x1/2" carriage bolt head into the slot Wing nut on each sensor. Use wing nuts to fasten sensors to brackets, with lenses pointing toward each other across the door. Be sure the lens is not obstructed by a bracket extension.

  • Page 20: Fasten The Door Bracket

    CAUTION INSTALLATION STEP 11 Fasten the Door Bracket To prevent damage to garage door, reinforce inside of door with angle iron both vertically and horizontally. Follow instructions which apply to your door type as illustrated below or on the following page. A horizontal reinforcement brace should be long Header enough to be secured to two or three vertical...
  • Page 21 ONE-PIECE DOORS Please read and comply with the warnings and reinforcement instructions on the previous page. They apply to one-piece doors also. • Center the door bracket on the top of the door, in line with the header bracket as shown. Mark either the left and right, or the top and bottom holes.

  • Page 22: Connect Door Arm To Trolley

    INSTALLATION STEP 12 Inner Trolley Connect Door Arm to Trolley Outer Trolley Follow instructions which apply to your door type as illustrated below and on the following page. Clevis Pin SECTIONAL DOORS ONLY 5/16"x1" Ring • Make sure garage door is fully closed. Pull the Fastener emergency release handle to disconnect the outer trolley from the inner trolley.

  • Page 23: Connect The Door Arm To The Trolley

    ALL ONE-PIECE DOORS 1. Assemble the door arm: • Fasten the straight and curved door arm sections Door together to the longest possible length (with a 2 Ring Bracket Fastener or 3 hole overlap). Nuts • With the door closed, connect the straight door Lock 5/16"-18 Washers...

  • Page 24: Adjustment Pages

    WARNING ADJUSTMENT STEP 1 Adjust the UP and DOWN Travel Without a properly installed safety reversal system, Limits persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage Limit adjustment settings regulate the points at which door.

  • Page 25: Adjust The Force

    WARNING ADJUSTMENT STEP 2 Adjust the Force Without a properly installed safety reversal system, persons (particularly small children) could be Force adjustment controls are located on the right SERIOUSLY INJURED or KILLED by a closing garage panel of the motor unit. Force adjustment settings door.

  • Page 26: Test The Safety Reversal System

    WARNING ADJUSTMENT STEP 3 Test the Safety Reversal System Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage TEST door. • With the door fully open, place a one-inch board •...

  • Page 27: Operation Pages

    OPERATION IMPORTANT SAFETY INSTRUCTIONS WARNING To reduce the risk of severe injury or death: 1. READ AND FOLLOW ALL WARNINGS AND 8. If one control (force or travel limits) is adjusted, the INSTRUCTIONS. other control may also need adjustment. 2. ALWAYS keep remote controls out of reach of children. 9.

  • Page 28: Using The Wall-Mounted Door Control

    Using the Wall-Mounted B) To operate one door using all three buttons on the hand-held remote: Door Control You may program the remote to Open Close open the door with the large button, THE MULTI-FUNCTION DOOR CONTROL Stop close it with the middle button, and Press the push bar to open or close Push stop the door’s movement with the third button.

  • Page 29: Care Of Your Garage Door Opener

    Having a Problem? Care of Your Opener 1. The opener doesn't operate from either the LIMIT AND FORCE ADJUSTMENTS: Door Control or the remote control: Weather conditions may • Does the opener have electric power? Plug a lamp cause some minor changes INCREASE INCREASE into the outlet.

  • Page 30: Operation

    Having a Problem? (Continued) 11. The door reverses for no apparent reason and opener lights blink for 5 seconds after 6. The garage door opens and closes by itself: reversing: • Be sure that all remote control push buttons are •...

  • Page 31: Programming Pages

    PROGRAMMING Your garage door opener has already been programmed at the factory to operate with your hand-held remote control. The door will open and close when you press the large push button. Below are instructions for programming your opener to operate with additional Security remote controls.

  • Page 32: To Add Or Change A Keyless Entry Pin

    To Add or Change a Keyless Entry PIN Note: Your new Keyless Entry must be programmed to operate your garage door opener. USING THE “LEARN” BUTTON USING THE MULTI-FUNCTION DOOR CONTROL NOTE: This method requires two people if the Keyless 1.

  • Page 33: Repair Parts Pages

    REPAIR PARTS Rail Assembly Parts PART DESCRIPTION 1A995 Master link kit 41A3588-1 Belt pulley bracket 41B3869-1 Complete trolley assembly 109B33 Trolley clip 183B99 One-piece T-rail 41A3589-12 Full belt assembly 41B4103 Tensioner assembly 83A4 Rail grease Installation Parts KEY PART DESCRIPTION 41A45273-1 Multi-function door control panel 41A5056-3...

  • Page 34: Motor Unit Assembly Parts

    Motor Unit Assembly Parts 18 19 (Down) LIMIT SWITCH ASSY. Brown Contact Wire Grey Wire Drive Gear Center Limit (Up) Yellow Contact Contact Wire PART PART DESCRIPTION DESCRIPTION 41A4371 Belt cap retainer 30B363 Capacitor – 1/2 h.p. 41A4885-2 Gear and sprocket assy., 12A373 Capacitor bracket Complete with: Spring washer;...

  • Page 35: Accessories

    ACCESSORIES 1702LM 982LM Plug-In Light Control: Outside Quick Release: Required for a garage with NO Enables homeowner to turn on a lamp, television or other appliance access door. Enables homeowner to from car, bedside, or anywhere in the open garage door manually from home with a remote.

  • Page 36: Repair Parts And Service

    1-800-528-2817 Service number for a list of dealers in your area. LIFTMASTER GARAGE DOOR OPENER FIVE-YEAR LIMITED WARRANTY The Chamberlain Group, Inc., (“Seller”) warrants, to the first retail purchaser of this product, for the residence in which this product is originally installed, that it will be free from any defect in materials and/or workmanship for a period of 60 full months from the date of purchase.

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