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Chamberlain 3280-267 1/2HP manual

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Table of contents for the manual

  • Page 1

    The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1 196 www .liftmaster .com GARAGE DOOR OPENER Model 3280 1/2HP 3280-267 1/2HP For Residential Use Only Owner’ s Manual ■ Please read this manual and the enc losed safety materials carefully! ■ Fasten the man ual near the garage door after installation. ■ The door WILL NO [...]

  • Page 2

    2 Introduction 2-5 Safety symbol and signal word review ........................2 Preparing your garage door ........................................3 T ools needed ...............................................................3 Planning .....................................................................4 Carton inventory .......................[...]

  • Page 3

    3 T o prevent damage to garage door and opener: • AL WA YS disable locks BEFORE installing and operating the opener . • ONL Y operate garage door opener at 120V , 60 Hz to avoid malfunction and damage. T o prevent possible SERIOUS INJURY OR DEA TH: • AL WA YS call a trained door systems technician if garage door binds, sticks, or is out of ba[...]

  • Page 4

    4 FINISHED CEILING Support bracket & fastening hardware is required. See page 12. Safety Reversing Sensor Header Wall Access Door Safety Reversing Sensor Wall- mounted Door Control Motor Unit Gap between floor and bottom of door must not exceed 1/4" (6 mm) ONE-PIECE DOOR WITHOUT TRA CK Safety Re v ersing Sensor Horizontal and v ertical rei[...]

  • Page 5

    5 Y our garage door opener is packaged in two cartons which contain the motor unit and all parts illustrated below . Accessories will depend on the model purchased. If anything is missing, carefully check the packing material. Parts may be stuck in the foam. Hardware for installation is also listed below . Carton Inventor y Straight Door Arm Sectio[...]

  • Page 6

    6 ASSEMBL Y STEP 1 Attach the Rail to the Motor Unit T o av oid 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. • Align rail and styrofoam over sprocket. Cut tape from rail, belt and styrofoam. • REMO V E STYROFOAM. • Insert washered bolts [...]

  • Page 7

    7 INST ALLA TION IMPOR T ANT INST ALLA TION INSTR UCTIONS T o reduce the risk of SEVERE INJUR Y or DEA TH: WARNING WARNING WARNING WARNING 1. READ AND FOLLOW ALL INST ALLA TION WARNINGS AND INSTRUCTIONS. 2. Install garage door opener ONL Y on properly balanced and lubricated garage door . An improperly balanced door may not reverse when required an[...]

  • Page 8

    8 INST ALLA TION STEP 1 Determine the Header Bracket Location Installation procedures vary according to garage door types. Follow the instructions which apply to your door . 1. Close the door and mark the inside vertical centerline of the garage door . 2. Extend the line onto the header wall above the door . Y ou can fasten the header bracket withi[...]

  • Page 9

    9 INST ALLA TION STEP 2 Install the Header Bracket Y ou can attach the header bracket either to the wall above the garage door , or to the ceiling. Follow the instructions which will work best for your particular requirements. Do not install the header brac ket over drywall. If installing into masonry , use concrete anchors (not pr ovided). W ALL H[...]

  • Page 10

    10 Clevis Pin 5/16"x2-3/4" Ring Fastener INST ALLA TION STEP 3 Attach the Rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use packing material as a protective base. NO TE: If the door spring is in the wa y you’ll need help . Hav e someone hold the opener securely on a temporary suppor t t[...]

  • Page 11

    11 ONE-PIECE DOOR WITHOUT TRA CK A 2x4 on its side is convenient for setting an ideal door-to-rail distance. • Remove foam packaging. • Raise the opener onto a stepladder . Y ou will need help at this point if the ladder is not tall enough. • Open the door all the way and place a 2x4 on its side on the top section of the door beneath the rail[...]

  • Page 12

    12 INST ALLA TION STEP 5 Hang the Opener Three representative installations are shown. Y ours may be different. Hanging brackets should be angled (Figure 1) to provide rigid support. On finished ceilings (Figure 2 and Figure 3), attach a sturdy metal bracket to structural supports before installing the opener . This bracket and fastening hardware a[...]

  • Page 13

    13 T o prevent possible SERIOUS INJURY or DEA TH from electrocution: • Be sure power is not connected BEFORE installing door control. • Connect ONL Y to 24 VOL T low voltage wires. T o prevent possible SERIOUS INJURY or DEA TH from a closing garage door: • Install door control within sight of garage door , out of reach of children at a minimu[...]

  • Page 14

    14 INST ALLA TION STEP 7 Install the Light • Press the release tabs on both sides of lens. Gently rotate lens back and downward until the lens hinge is in the fully open position. Do not remove the lens. • Install a 100 watt maximum light bulb in each socket. Light bulb size should be A19, standard neck only . The lights will turn ON and remain[...]

  • Page 15

    15 INST ALLA TION STEP 9 Electrical Requirements T o av oid installation difficulties, do not run the opener at this time. T o reduce the risk of electric shock, your garage door opener has a grounding type plug with a third grounding pin. This plug will only fit into a grounding type outlet. If the plug doesn’t fit into the outlet you have, cont[...]

  • Page 16

    16 Invisible Light Beam Protection Area Safety Reversing Sensor 6" (15 cm) max. above floor Safety Reversing Sensor 6" (15 cm) max. above floor Facing the door fr om inside the garage INST ALLA TION STEP 10 Install The Protector System ® The safety rever sing sensor must be connected and aligned correctly bef ore the garage door opener w[...]

  • Page 17

    17 DOOR TRA CK MOUNT (RIGHT SIDE) Indicator Light Lens Lip Sensor Bracket Door T rack FLOOR MOUNT (RIGHT SIDE) W ALL MOUNT (RIGHT SIDE) Indicator Light Sensor Bracket Lens Extension Bracket (See Accessories) Inside Garage Wall (Provided with Extension Bracket) (Provided with Extension Bracket) Fi g ure 1 Fi g ure 2 Fi g ure 3 Fi g ure 4 W ALL MOUNT[...]

  • Page 18

    18 Carriage Bolt 1/4"-20x1/2" Lens Wing Nut 1/4"-20 Figure 5 MOUNTING AND WIRING THE REVERSING SAFETY SENSORS • Slide a 1/4"-20x1/2" carriage bolt head into the slot 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 [...]

  • Page 19

    19 Fiberglass, aluminum or lightweight steel garage doors WILL REQUIRE reinforcement BEFORE installation of door bracket. Contact your door manufacturer for reinforcement kit. INST ALLA TION STEP 11 Fasten the Door Bracket Follow instructions which apply to your door type as illustrated below or on the following page. A horizontal reinfor cement br[...]

  • Page 20

    20 Header Wall Vertical Centerline of Garage Door Finished Ceilin g Optional Placement of Door Bracket Header Bracket Door Bracket 2x4 Support For a door with no exposed framing, or for the optional installation, use lag screws 5/16"x1-1/2" (Not Provided) to fasten door bracket. METAL DOOR Top of Door (Inside Garage) Door Bracket Optional[...]

  • Page 21

    21 INST ALLA TION STEP 12 Connect Door Arm to T rolley Follow instructions which apply to your door type as illustrated below and on the following page. SECTIONAL DOORS ONL Y Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley from the inner trolley . Slide the outer trolley back (away from the d[...]

  • Page 22

    22 ALL ONE-PIECE DOORS 1. Assemble the door arm, Figure 4: • Fasten the straight and curved door arm sections together to the longest possible length (with a 2 or 3 hole overlap). • With the door closed, connect the straight door arm section to the door bracket with the 5/16"x1-1/4" clevis pin. • Secure with a ring fastener . 2. Adj[...]

  • Page 23

    23 ADJUSTMENT STEP 1 Adjust the UP and DOWN T ravel Limits Limit adjustment settings regulate the points at which the door will stop when moving up or down. T o operate the opener , press the Door Control push bar . Run the opener through a complete travel cycle. • Does the door open and close completely? • Does the door stay closed and not rev[...]

  • Page 24

    24 ADJUSTMENT STEP 2 Adjust the Force Force adjustment controls are located on the back panel of the motor unit. Force adjustment settings regulate the amount of power required to open and close the door . If the forces are set too light, door travel may be interrupted by nuisance reversals in the down direction and stops in the up direction. Weath[...]

  • Page 25

    25 Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSL Y INJURED or KILLED by a closing garage door . • Safety reversal system MUST be tested ever y month. • If one control (force or travel limits) is adjusted, the other control may also need adjustment. • After ANY adjustments are made[...]

  • Page 26

    26 OPERA TION IMPOR T ANT SAFETY INSTR UCTIONS T o reduce the risk of SEVERE INJUR Y or DEA TH: Using Y our Garage Door Opener Y our Security ✚ ® opener and hand-held remote control have been factory-set to a matching code which changes with each use, randomly accessing over 100 billion new codes. Y our opener will operate with up to eight Secur[...]

  • Page 27

    27 T o Open the Door Manually The door should be fully closed if possible. Pull down on the emergency release handle and lift the door manually . T o reconnect the door to the opener , press the door control push bar . The loc kout f eature prevents the trolley from reconnecting automatically . Pull the emergency release handle down and back (towar[...]

  • Page 28

    28 CARE OF YOUR OPENER LIMIT AND FORCE ADJUSTMENTS: Weather conditions may cause some minor changes in door operation requiring some re-adjustments, particularly during the first year of operation. Pages 23 and 24 refer to the limit and force adjustments. Only a screwdriver is required. Follow the instructions carefully . Repeat the safety re verse[...]

  • Page 29

    29 HA VING A PROBLEM? 1. My door will not c lose and the light bulbs blink on m y motor unit: The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction. • V erify the safety sensors are properly installed, aligned and free of any obstructions. Refer to Installation Step 10: I[...]

  • Page 30

    30 Installed Safety Reversing Sensor Y our garage door opener is programmed with self-diagnostic capabilities. The “Lear n” button/diagnostic LED will flash a number of times then pause signifying it has f ound a potential issue. Consult Diagnostic Char t below . Diagnostic Char t Symptom: One or both of the Indicator lights on the safety senso[...]

  • Page 31

    31 *3-Button Remotes If provided with your garage door opener , the large button is factory programmed to operate it. Additional buttons on any Security ✚ ® 3-Button remote or compact remote can be programmed to operate other Security ✚ ® garage door openers. T o Erase All Codes Fr om Motor Unit Memory T o deactivate any unwanted remote, firs[...]

  • Page 32

    32 1. Enter a four digit personal identification number (PIN) of your choice on the keypad. Then press and hold ENTER. 2. While holding the ENTER button, press and hold the LIGHT button on the Multi-Function Door Control. 3. Continue holding the ENTER and LIGHT buttons while you press the push bar on the Multi-Function Door Control (all three butto[...]

  • Page 33

    33 2 5 6 1 3 7 8 4 REP AIR P ARTS Rail Assembly Parts KEY P ART NO . NO . DESCRIPTION 1 4A1008 Master link kit 2 41B5424 Belt pulley bracket 3 41B3869-1 Complete trolley assembly 4 109B33 T rolley clip 5 2777BD One-piece T -rail 2778BD Complete rail 8' (2.4m) 2770BD Complete rail 10' (3m) 6 41A5434-1 1 Full belt assembly 7 41B4103 T ensio[...]

  • Page 34

    Motor Unit Assembly Parts 2 10 8 13 14 15 19 4 5 3 9 16 12 7 18 11 17 1 6 6 7 DN UP Brown Wire (Down) Contact LI M IT S W ITCH A SS Y. Grey Wire Y ellow Wire (Up) Contact Center Limit Contact Drive Gear KEY P ART NO . NO. DESCRIPTION 1 41A4371 Belt cap retainer 2 41A4885-5 Gear and sprocket assy ., Complete with: Spring washer; Thrust washer; Retai[...]

  • Page 35

    35 ACCESSORIES 370LM 3-Button Mini-Remote Control with Security ✚ ® : With key ring and fastening strip. 902LM/903LM 2 & 3 Door Multi-Function Wall Control: Ideal for homes with up to three garage doors. Combine up to three controls into one wall control panel for a neat compact appearance. Enhanced functions include Lock Feature to lock out[...]

  • Page 36

    © 2007, The Chamberlain Group, Inc. 1 14A3083F All Rights Reserved LIFTMASTER® SER VICE IS ON CALL OUR LARGE SER VICE ORGANIZA TION SP ANS AMERICA INST ALLA TION AND SER VICE INFORMA TION IS AS NEAR AS Y OUR TELEPHONE . SIMPL Y DIAL OUR TOLL FREE NUMBER: 1-800-528-2817 www .liftmaster .com For prof essional installation, parts and service, contac[...]