Chamberlain 1356 - 1/2HP Owner's Manual
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GARAGE DOOR OPENER
Model Series 1300
For Residential Use Only
Model 1356 - 1/2HP
Model 1346 - 1/3HP
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 on the front panel of your opener.
®
The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.liftmaster.com
Model 1355 - 1/2HP
Model 1345 - 1/3HP
®
is connected and

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Summary of Contents for Chamberlain 1356 - 1/2HP

  • Page 1 Elmhurst, Illinois 60126-1196 www.liftmaster.com ® GARAGE DOOR OPENER Model Series 1300 For Residential Use Only Model 1356 - 1/2HP Model 1355 - 1/2HP Model 1346 - 1/3HP Model 1345 - 1/3HP Owner’s Manual ■ Please read this manual and the enclosed safety materials carefully! ■...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS Introduction Adjustment 28-30 Safety symbol and signal word review......2 Adjust the travel limits ..........28 Preparing your garage door ........3 Adjust the force ............29 Tools needed ...............3 Test the safety reversal system.........30 Planning ..............4-5 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 CAUTION • 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 • Do you have an access door in addition to the garage door? If not, Model 1702LM Outside Quick Identify the type and height of your garage door. Release is required. See Accessories page. Survey your garage area to see if any of the •...
  • Page 5 Planning (Continued) WARNING ONE-PIECE DOOR INSTALLATIONS Without a properly working safety reversal system, persons (particularly small children) could be • Generally, a one-piece door does not require CAUTION SERIOUSLY INJURED or KILLED by a closing garage reinforcement. If your door is lightweight, refer to door.
  • Page 6: Carton Inventory

    Carton Inventory Your garage door opener is packaged in two cartons the foam. Hardware for assembly and installation is which contain the motor unit and all parts illustrated shown on the next page. Save the carton and below. Note that accessories will depend on the packing material until installation and adjustment is model purchased.
  • Page 7: Hardware Inventory

    Hardware Inventory Separate all hardware and group as shown below for the assembly and installation procedures. INSTALLATION HARDWARE Lag Screw Hex Bolt Lock Washer 5/16" (4) Rail Grease 5/16"-9 x1-5/8" (2) 5/16"-18x7/8" (4) Lag Screw Handle 5/16"-18x1-7/8" (2) Nut 5/16"-18 (4) Ring Fastener (3) Rope Self-Threading Screw...
  • Page 8: Assembly

    WARNING CAUTION ASSEMBLY STEP 1 Fasten the Rail to the Motor Unit To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the top of the opener. MODELS 1355 AND 1345 ONLY (For Models 1356 and 1346 see page 9) •...
  • Page 9 WARNING CAUTION ASSEMBLY STEP 1 Fasten the Rail to the Motor Unit To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the top of the opener. MODELS 1356 AND 1346 ONLY • Remove the two washered bolts mounted in top of Styrofoam motor unit.
  • Page 10: Install The Chain Spreader And The Chain

    WARNING ASSEMBLY STEP 2 Attach the Chain Spreader To avoid possible SERIOUS INJURY to fingers from and Re-install the Chain moving garage door opener: CAUTION • ALWAYS keep hand clear of sprocket while operating MODELS 1356 AND 1346 ONLY opener. •...
  • Page 11: Tighten The Chain

    ASSEMBLY STEP 5 Lock Tighten the Chain Washer Outer Nut Inner Nut To Tighten Outer Nut ALL MODELS To Tighten • Spin the inner nut and lock washer down the Inner Nut trolley threaded shaft, away from the trolley. • To tighten the chain, turn outer nut in the direction shown.
  • Page 12: Determine The Header Bracket Location

    INSTALLATION STEP 1 Determine the Header Bracket Finished Ceiling Location Header Structural Wall Supports WARNING WARNING To prevent possible SERIOUS INJURY or DEATH: • Header bracket MUST be RIGIDLY fastened to CAUTION WARNING structural support on header wall or ceiling, otherwise garage door might not reverse when required.
  • Page 13 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 If headroom clearance is minimal, you can install the header bracket on the ceiling.
  • Page 14: Install The Header Bracket

    INSTALLATION STEP 2 Install the Header Bracket Wall Mounting Holes You can attach the header bracket either to the wall CEILING MOUNT ONLY above the garage door, or to the ceiling. Follow the The nail hole is for positioning only. instructions which will work best for your particular You must use lag screws requirements.
  • Page 15: Attach The Rail To The Header Bracket

    INSTALLATION 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. 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 16: Position The Opener

    WARNING 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 Rail A 2x4 laid flat is convenient for setting an ideal door-...
  • Page 17: 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 CAUTION 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 18: Install The Door Control

    WARNING WARNING CAUTION WARNING INSTALLATION STEP 6 Install the Door Control To prevent possible SERIOUS INJURY or DEATH from electrocution: Locate the door control within sight of the door at a • Be sure power is not connected BEFORE installing door minimum height of 5 feet (1.5 m) where small control.
  • Page 19: Install The Light And Lens

    WARNING INSTALLATION STEP 7 CAUTION Install the Light and Lens To prevent possible OVERHEATING of the endpanel or light socket: INSTALL THE LIGHT • DO NOT use short neck or specialty light bulbs. • DO NOT use halogen bulbs. Use ONLY incandescent. •...
  • Page 20: Electrical Requirements

    WARNING WARNING INSTALLATION STEP 9 Electrical Requirements To prevent possible SERIOUS INJURY or DEATH from electrocution or fire: CAUTION WARNING 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 21: 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. CAUTION 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 22 INSTALLING THE BRACKETS Be sure power to the opener is disconnected. Figure 1 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" (15 cm) above the floor. They may be Track installed in one of three ways, as follows.
  • Page 23 MOUNTING AND WIRING THE SAFETY Figure 5 REVERSING SENSORS Wing Nut • Slide a 1/4"-20x1/2" carriage bolt head into the slot 1/4"-20 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 Carriage Bolt by a bracket extension (Figure 5).
  • Page 24: Fasten The Door Bracket

    WARNING 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 25 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 26: 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 Fastener • Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley from the inner trolley.
  • Page 27: Connect The Door Arm To The Trolley

    ALL ONE-PIECE DOORS Door Bracket Ring 1. Assemble the door arm, Figure 4: Fastener Nuts Lock • Fasten the straight and curved door arm sections 5/16"-18 Washers together to the longest possible length (with a 2 5/16" or 3 hole overlap). Clevis Pin Straight 5/16"x1-1/4"...
  • Page 28: Adjust The Travel Limits

    WARNING ADJUSTMENT STEP 1 Adjust the UP and DOWN Travel Without a properly installed safety reversal system, Limits persons (particularly small children) could be CAUTION SERIOUSLY INJURED or KILLED by a closing garage Limit adjustment settings regulate the points at which door.
  • Page 29: Adjustment

    ADJUSTMENT STEP 2 WARNING Adjust the Force Without a properly installed safety reversal system, persons (particularly small children) could be CAUTION Force adjustment controls are located on the back SERIOUSLY INJURED or KILLED by a closing garage panel of the motor unit. Force adjustment settings door.
  • Page 30: 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 CAUTION SERIOUSLY INJURED or KILLED by a closing garage TEST door. • With the door fully open, place a 1-1/2" (3.8 cm) •...
  • Page 31: Operation

    WARNING OPERATION IMPORTANT SAFETY INSTRUCTIONS WARNING To reduce the risk of SEVERE INJURY or DEATH: 1. READ AND FOLLOW ALL WARNINGS AND 9. If one control (force or travel limits) is adjusted, the INSTRUCTIONS. other control may also need adjustment. 2.
  • Page 32: Using The Wall-Mounted Door Control

    Using the Wall-Mounted To Open the Door Manually Door Control WARNING Press the push button to open or close the door. Press again to reverse the door during To prevent possible SERIOUS INJURY or DEATH from a the closing cycle or to stop the door while it's falling garage door: CAUTION opening.
  • Page 33: Care Of Your Garage Door Opener

    Care of Your Opener Having a Problem? 1. The opener doesn't operate from either the LIMIT AND FORCE ADJUSTMENTS: Door Control or the remote control: Weather conditions may cause • Does the opener have electric power? Plug a lamp some minor changes in door into the outlet.
  • Page 34: Having A Problem

    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 35: Programming

    PROGRAMMING NOTICE: If this Security ✚ ® garage door opener is operated with a non-rolling code transmitter, the technical measure in the receiver of the garage door opener, which provides security against code-theft devices, will be circumvented. The owner of the copyright in the garage door opener does not authorize the purchaser or supplier of the non-rolling code transmitter to circumvent that technical measure.
  • Page 36: To Add, Reprogram Or Change A Keyless Entry Pin

    To Add, Reprogram or Change a Keyless Entry PIN NOTE: Your new Keyless Entry must be programmed to operate your garage door opener. USING THE “LEARN” BUTTON To change an existing, known PIN If the existing PIN is known, it may be changed by one person without using a ladder.
  • Page 37: Repair Parts

    REPAIR PARTS Rail Assembly Parts PART DESCRIPTION 4A1008 Master link kit 41A4813 Chain pulley bracket 41A3489 Complete trolley assembly 1707LM One-piece rail 41D3484 Full chain assembly 83A11 Rail grease Installation Parts PART DESCRIPTION 41A4166 Door control button 371LM Single-button remote control 10A20 3V2032 Lithium battery 29B137...
  • Page 38: Motor Unit Assembly Parts

    Motor Unit Assembly Parts LIMIT SWITCH ASSY. (Down) Contact Brown Wire Grey Wire Drive Gear Center Limit (Up) Yellow Contact Contact Wire PART PART DESCRIPTION DESCRIPTION 41A4208-2 Chain spreader w/screws 41D3058 Universal replacement motor & (1356, 1346) bracket assy. Complete with: Motor, worm, bracket, bearing 31D380 Sprocket cover (1355, 1345)
  • Page 39: Accessories

    LiftMaster Security✚ ® remote. Garage Door Monitor: 915LM...
  • Page 40: Repair Parts And Service

    1-800-528-2817 Service number for a list of dealers in your area. LIFTMASTER ONE YEAR LIMITED WARRANTY 48 MONTHS (4 YEARS) & 24 MONTHS (2 YEARS) MOTOR 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 is free from defect in materials and/or workmanship for a period of one year from the date of purchase [and that the motor is free from defect in materials and/or workmanship for a period of 48 months (4years) for models 1356 &...

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