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The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.liftmaster.com
®
GARAGE DOOR OPENER
Model Series 1300
For Residential Use Only
Model 1356M - 1/2HP
Model 1355M - 1/2HP
Model 1346M - 1/3HP
Model 1345M - 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 is connected and properly
aligned.
■ Periodic checks of th
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TABLE OF CONTENTS Introduction 2-7 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 ..........
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1 Preparing your garage door Before you begin: To prevent possible SERIOUS INJURY OR DEATH: • Disable locks. • ALWAYS call a trained door systems technician if garage • Remove any ropes connected to garage door. door binds, sticks, or is out of balance. An unbalanced garage door may not reverse when required. • Complete the following test to make sure your garage door is balanced and is not sticking or binding: • NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, br
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— — — — — — — — • Do you have an access door in addition to the garage Planning door? If not, Model 1702LM Outside Quick Release is Identify the type and height of your garage door. Survey required. See Accessories page. your garage area to see if any of the conditions below • Look at the garage door where it meets the floor. Any apply to your installation. Additional materials may be gap between the floor and the bottom of the door must required. You may find it helpful to refer
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Slack in chain tension is normal when garage door is closed. Planning (Continued) ONE-PIECE DOOR INSTALLATIONS Without a properly working safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED • Generally, a one-piece door does not require or KILLED by a closing garage door. reinforcement. If your door is lightweight, refer to the • The gap between the bottom of the garage door and the information relating to sectional doors in Installation floor MUST NOT exceed
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Carton Inventory Your garage door opener is packaged in two cartons packing material. Parts may be stuck in the foam. which contain the motor unit and all parts illustrated Hardware for assembly and installation is shown on the below. Note that accessories will depend on the model next page. Save the carton and packing material until purchased. If anything is missing, carefully check the installation and adjustment is complete. Model 1355M & 1345M ONLY ® Sprocket Cover Styrofoam SECURITY✚ Singl
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NOTICE 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) 5/16"-18x7/8" (4) Rail Grease 5/16"-9 x1-5/8" (2) Lag Screw Handle 5/16"-18x1-7/8" (2) Nut 5/16"-18 (4) Ring Fastener (3) Rope Self-Threading Screw Drywall Carriage Bolts Staples (30) Wing Nut 1/4"-14x5/8" (2) 1/4"-20x1/2" (2) Anchors (2) 1/4"-20 (2) Clevis Pin Clevis Pin Clevis Pin 5/16"x2-3/4" (1)
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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 1355M AND 1345M ONLY (For Models 1356M and 1346M see page 9) • Remove the two washered bolts mounted in top of Washered Bolt motor unit. 5/16"-18x1/2" • Position rail at an angle to opener so one hole in rail USE ONLY THIS TYPE AND SIZE Styrofoam and motor unit line up. BOLT Rail • Thread one of the washered bolts part wa
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ASSEMBLY STEP 3 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 1356M AND 1346M ONLY • Remove the two washered bolts mounted in top of Styrofoam motor unit. Packaging • Align rail and styrofoam over sprocket. Chain • Cut tape from rail, chain and styrofoam. Remove Rail USE ONLY THIS styrofoam and pull the chain back (away from the Washered TYPE AND SIZE Bolts mounting plate). BOLT
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ASSEMBLY STEP 4 Attach the Chain Spreader To avoid possible SERIOUS INJURY to fingers from moving and Re-install the Chain garage door opener: • ALWAYS keep hand clear of sprocket while operating MODELS 1356M AND 1346M ONLY opener. • Securely attach sprocket cover BEFORE operating. • Line up the holes in the chain spreader with the holes in the motor unit as shown. The slot in the chain spreader must fit over the Rail flange (Figure 1). #8x1" Hex Screw • Securely fasten the chain spreader wit
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ASSEMBLY STEP 5 Lock Washer Outer Nut Tighten the Chain Inner Nut To Tighten Outer Nut ALL MODELS To Tighten • Spin the inner nut and lock washer down the trolley Inner Nut threaded shaft, away from the trolley. • To tighten the chain, turn outer nut in the direction shown. AS YOU TURN THE NUT, KEEP THE CHAIN Trolley FROM TWISTING. • When the chain is approximately 1/2" (13 mm) above the base of the rail at its midpoint, re-tighten the inner Chain nut to secure the adjustment. Sprocket noise can
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INSTALLATION STEP 1 Finished Determine the Header Bracket Ceiling Location Header Structural 2x4 Wall Supports 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. DO NOT install header bracket over drywall. Vertical • Concrete anchors MUST be used if mounting header Centerline bracket or 2x4 into masonry. of Garage Door • NEVER try to loosen, move or adjust
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ONE-PIECE DOOR WITHOUT TRACK Unfinished Ceiling 1. Close the door and mark the inside vertical centerline of your garage door. Extend the line onto the header Structural wall above door, as shown. Supports Header Wall If headroom clearance is minimal, you can install the 2x4 header bracket on the ceiling. See page 14. 2x4 If you need to install the header bracket on a 2x4 (on wall or ceiling), use lag screws (not provided) to OPTIONAL securely fasten the 2x4 to structural supports CEILING MOUNT
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INSTALLATION STEP 2 Install the Header Bracket Wall Mounting Holes You can attach the header bracket either to the wall CEILING MOUNT ONLY The nail hole is for above the garage door, or to the ceiling. Follow the positioning only. instructions which will work best for your particular You must use lag screws UP requirements. Do not install the header bracket over to mount the header bracke drywall. If installing into masonry, use concrete anchors (not provided). Optional WALL HEADER BRACKET IN
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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. Header Wall • Position the rail bracket against the header bracket. • Align the bracket holes and join with a clevis pin Header Bracket as shown. • Insert a ring fastener to
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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-to- rail distance. • Raise the opener onto a stepladder. You will need help at this point if the ladder is not tall enough. 2x4 is used to determine • Open the door all the way and pla
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INSTALLATION STEP 5 Hang the Opener To avoid possible SERIOUS INJURY from a falling garage door opener, fasten it SECURELY to structural supports of Two representative installations are shown. Yours may the garage. Concrete anchors MUST be used if installing any be different. Hanging brackets should be angled (Figure brackets into masonry. 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.
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INSTALLATION STEP 6 Install the Door Control To prevent possible SERIOUS INJURY or DEATH from Locate the door control within sight of the door at a electrocution: minimum height of 5 feet (1.5 m) where small children • Be sure power is not connected BEFORE installing door cannot reach, and away from all moving parts of the door control. and door hardware. • Connect ONLY to 24 VOLT low voltage wires. 1. Strip 1/4" (6 mm) of insulation from one end of the bell To prevent possible SERIOUS INJURY o
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NOTICE INSTALLATION STEP 7 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. • Install an A19 standard neck, 75 watt maximum light bulb in the socket. The light will turn ON and remain lit To prevent damage to the opener: for approximately 4-1/2 minutes when power is • DO NOT use bulbs larger than 75W. connected. Then the light will t
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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. opener has a grounding type plug with a third grounding • Garage door installation and wiring MUST be in complian
