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ENGLISH
Owner’s Manual
®
1/2 HP
GARAGE DOOR OPENER
For Residential Use Only
Models • 139.18451D • 139.18452D • 139.18453D • 139.18473D
Read and follow all safety rules ■ Safety Precautions
and operating instructions before
■ Assembly
first use of this product.
■ Installation
■ Adjustment
Fasten the manual near the garage
door after installation. ■ Maintenance
■ Operation
Periodic checks of the opener are
■ Troubleshooting
required to ensure safe operation.
■ Parts List
Sears Canada, Inc., Toront
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TABLE OF CONTENTS Introduction 2-7 Adjustment 27-29 Safety symbol and signal word review........................2 Adjust the travel limits ...............................................27 Preparing your garage door ........................................3 Adjust the force .........................................................28 Tools needed...............................................................3 Test the safety reversal system.................................29 ® Planning ..........
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1 Preparing your garage door WARNING WARNING Before you begin: To prevent possible SERIOUS INJURY or DEATH: � Disable locks. • ALWAYS call a trained door systems technician if garage CAUTION WARNING � 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, d
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— — — — — — — — Planning Identify the type and height of your garage door. Survey � Look at the garage door where it meets the floor. Any your garage area to see if any of the conditions below gap between the floor and the bottom of the door must apply to your installation. Additional materials may be not exceed 1/4" (6 mm). Otherwise, the safety reversal required. You may find it helpful to refer back to this system may not work properly. See Adjustment Step 3. page and the accom
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Planning (Continued) WARNING WARNING 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 CAUTION . WARNING 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 1/4" (6 mm). Otherwise, the
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Carton Inventory Your garage door opener is packaged in one carton material. Parts may be stuck in the foam. Hardware for which contains the motor unit and all parts illustrated assembly and installation is shown on the next page. below. Accessories will depend on the model purchased. Save the carton and packing material until installation If anything is missing, carefully check the packing and adjustment is complete. Chain Spreader ® SECURITY✚ 3-Function Remote Control Models 18453D (2), 18473D
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Hardware Inventory Separate all hardware and group as shown below for the assembly and installation procedures. ASSEMBLY HARDWARE Lock Washer Nut Lock Nut 3/8" (1) 3/8" (1) 1/4"-20 (2) Bolt 1/4"-20x1-3/4" (2) Master Link (2) Idler Bolt (1) Trolley Threaded Shaft (1) INSTALLATION HARDWARE Ring Handle Carriage Bolt Wing Nut Nut 5/16"-18 (8) Fastener (3) 1/4"-20x1/2" (2) 1/4"-20 (2) Lag Screw Hex Bolt Insulated 5/16"-9x1-5/8" (2) 5/16"-18x7/8" (4) Lock Washer 5/16" (7) Staples (30) Lag Screw Scr
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WARNING WARNING ASSEMBLY STEP 1 CAUTION WARNING Assemble the Rail & Install the Trolley To prevent INJURY from pinching, keep hands and fingers away from the joints while assembling the rail. To avoid installation difficulties, do not run the garage door opener until instructed to do so. The front rail has a cut out “window” at the door end (see 4. As a temporary stop, insert a screwdriver into the hole illustration). The hole above this window is larger on 10" (25 cm) from the front end of the
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WARNING WARNING ASSEMBLY STEP 2 CAUTION WARNING 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. � Insert a 1/4"-20x1-3/4 bolt into the cover protection bolt hole on the back end of the rail as shown. Tighten securely with a 1/4"-20 lock nut. Do NOT overtighten. � Remove the two bolts from the top of the motor unit. Hex Screws � Place the “U” bracket, flat side down onto the motor 8-32x7/16" unit a
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ASSEMBLY STEP 4 WARNING WARNING Install the Chain/Cable To avoid possible SERIOUS INJURY to fingers from moving garage door opener: 1. Pull the cable around the idler pulley and toward the CAUTION WARNING • ALWAYS keep hand clear of sprocket while operating trolley. opener. 2. Connect the cable to the retaining slot on the trolley, as • Securely attach chain spreader BEFORE operating. shown (Figure 1): � From below, push pins of master link bar up through Dispensing Carton cable link and trolley
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ASSEMBLY STEP 5 Tighten the Chain Figure 1 Trolley � Spin the inner nut and lock washer down the trolley Outer Lock Threaded Nut Washer Shaft threaded shaft, away from the trolley. To Tighten Outer Nut � To tighten the chain, turn outer nut in the direction shown (Figure 1). Inner Nut � When the chain is approximately 1/4" (6 mm) above the base of the rail at its midpoint, re-tighten the inner To Tighten Inner Nut nut to secure the adjustment. Sprocket noise can result if chain is too loose. Fi
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Unfinished INSTALLATION STEP 1 Ceiling OPTIONAL Determine the Header Bracket CEILING MOUNT Location FOR HEADER BRACKET Header Wall 2x4 WARNING WARNING Vertical Centerline To prevent possible SERIOUS INJURY or DEATH: of Garage Door • Header bracket MUST be RIGIDLY fastened to structural 2x4 Structural CAUTION WARNING support on header wall or ceiling, otherwise garage door Supports might not reverse when required. DO NOT install header bracket over drywall. • Concrete anchors MUST be used if moun
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INSTALLATION STEP 2 Wall Mount Install the Header Bracket You can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow the UP instructions which will work best for your particular requirements. Do not install the header bracket over drywall. If installing into masonry, use concrete anchors (not provided). Optional WALL HEADER BRACKET INSTALLATION Mounting Holes � Center the bracket on the vertical centerline with the bottom edge of the bracket on the hor
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INSTALLATION STEP 3 Attach the Rail to the Header Bracket NOTE: (Optional) With some existing installations, you may re-use the old header bracket with the two plastic spacers included in the hardware bag. Place the spacers inside the bracket on each side of the rail, as illustrated. � 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 temp
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WARNING WARNING INSTALLATION STEP 4 CAUTION WARNING 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. Rail � Remove foam packaging. � Raise the opener onto a stepladder. You will need help at this point if the ladder is not tall enough. � Open
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INSTALLATION STEP 5 WARNING WARNING Hang the Opener To avoid possible SERIOUS INJURY from a falling garage door opener, fasten it SECURELY to structural supports of Three representative installations are shown. Yours may CAUTION the garage. Concrete anchors MUST be used if installing any WARNING 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 suppo
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WARNING WARNING INSTALLATION STEP 6 CAUTION WARNING Install the Door Control To prevent possible SERIOUS INJURY or DEATH from electrocution: Locate door control within sight of door, at a minimum height of 5 feet (1.5 m) where small children cannot • Be sure power is not connected BEFORE installing door control. reach, away from moving parts of door and door hardware. If installing into drywall, drill 5/32" holes and • Connect ONLY to 24 VOLT low voltage wires. use the anchors provided. For To
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NOTICE WARNING WARNING INSTALLATION STEP 7 CAUTION WARNING Install the Light To prevent possible OVERHEATING of the endpanel or light socket: � Press the release tabs on both sides of lens. Gently • DO NOT use short neck or specialty light bulbs. rotate lens back and downward until the lens hinge is • DO NOT use halogen bulbs. Use ONLY incandescent. in the fully open position. Do not remove the lens. To prevent damage to the opener: � Install a 100 watt maximum light bulb in the socket. • DO NO
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INSTALLATION STEP 9 WARNING WARNING Electrical Requirements To prevent possible SERIOUS INJURY or DEATH from electrocution or fire: To avoid installation difficulties, do not run the CAUTION WARNING • 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 installatio
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INSTALLATION STEP 10 WARNING WARNING ® 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 and CAUTION WARNING To prevent SERIOUS INJURY or DEATH from a closing aligned correctly before the garage door opener will garage door: move in the down direction. • Correctly connect and align the safety reversing sensor. This required safety device MUST NOT be disabled. IMPORTAN
