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• ONLY operate garage door opener at 120V, 60 Hz to avoid malfunction and damage. Tools needed During assembly, installation and adjustment of the opener, instructions will call for hand tools as illustrated below. Pliers Wire Cutters Claw Hammer Hack Saw Screwdriver Adjustable End Wrench 1/2" and 7/16" Sockets and Wrench Drill Tape Measure 21 Stepladder Pencil 3/16", 5/16" and 5/32" Drill Bits Carpenter's Level (Optional) 3 4 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. Safety Reversing Sensor Support bracket & fastening hardware is required. See page 12. — — — — — — — — Header Wall FINISHED CEILING Torsion Spring Extension OR Spring Safety Reversing Sensor Gap between floor and bottom of door must not exceed 1/4" (6 mm) Access Door Wallmounted Door Control Horizontal and vertical reinforcement is needed for lightweight garage doors (fiberglass, steel, aluminum, door with glass panels, etc.). See page 19 for details. Motor unit Slack in chain tension is normal when garage door is closed Vertical Centerline of Garage Door SECTIONAL DOOR INSTALLATION FINISHED CEILING Support bracket & fastening hardware is required. See page 12. Slack in chain tension is normal when garage door is closed. Header Wall Safety Reversing Sensor Safety Reversing Sensor Gap between floor and bottom of door must not exceed 1/4" (6 mm) Access Door Wall-mounted Door Control Motor Unit ONE-PIECE DOOR WITHOUT TRACK Access Door Safety Reversing Sensor Safety Reversing Sensor Slack in chain tension is normal when garage door is closed. Gap between floor and bottom of door must not exceed 1/4" (6 mm). ONE-PIECE DOOR WITH TRACK 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. SECURITY.® Single Button Remote Control (1) Straight Door Arm Section Curved Door Arm Section Safety Labels and Literature Header Bracket UPCEILING MOUNT ONLY Sprocket CoverRemote Control Visor Clip Door Bracket Door Control Button Motor Unit with Light lens (2) Safety Reversing Sensors (1 Sending Eye and 1 Receiving Eye) with 2-Conductor White & White/Black Bell Wire attached Safety Sensor Bracket (2) One-Piece Rail Styrofoam Chain Pulley Bracket Trolley Chain 2 Conductor Bell Wire White & White/Red INSTALLATION HARDWARE Hex Bolt 5/16"-18x7/8" (4) Lag Screw 5/16"-9x1-5/8" (2) Lag Screw 5/16"-18x1-7/8" (2) Clevis Pin 5/16"x2-3/4" (1) Clevis Pin 5/16"x1-1/4" (1) Clevis Pin 5/16"x1" (1) Nut 5/16"-18 (4) Lock Washer 5/16" (4) Screw 6ABx1-1/4" (2) Screw 6-32x1" (2) Self-Threading Screw 1/4"-14x5/8" (2) Insulated Staples (30) Ring Fastener (3) Drywall Anchors (2) Rail Grease Carriage Bolt 1/4"-20x1/2" (2) Wing Nut 1/4"-20 (2) Rope Handle (2) 5 CAUTION To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the top of the opener. ASSEMBLY STEP 1 Attach the Rail to the Motor Unit To avoid 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. • Position rail at a 45. angle to opener so one hole in rail and motor unit line up. • Thread one of the washered bolts part way in. Use only these bolts! Use of any other bolts will cause serious damage to door opener. • Align rail and styrofoam over sprocket. Cut tape from rail, chain and styrofoam. • REMOVE STYROFOAM. Washered Bolt 5/16"-18x1/2" Styrofoam Rail Hole USE ONLY THIS TYPE AND SIZE BOLT ASSEMBLY STEP 2 Attach the Chain to the Sprocket and Install the Sprocket Cover • Position chain over the sprocket. If necessary, loosen the outer nut on the trolley to obtain more chain slack. • Insert the second washered bolt. CAUTION: Use only the bolt previously removed from motor unit! • Tighten both bolts securely through the rail into the motor unit as shown. • Install the sprocket cover: Insert the back tab in the slot. Squeeze the cover slightly and insert the front tab in the slot on the mounting plate. WARNING To avoid possible SERIOUS INJURY to fingers from moving garage door opener: • ALWAYS keep hand clear of sprocket while operating opener. • Securely attach sprocket cover BEFORE operating. Washered Bolt 5/16"-18x1/2" Motor Unit Sprocket USE ONLY THIS TYPE AND SIZE BOLT Sprocket Cover Mounting Plate Front Tab Slot Back Tab Slot 6 ASSEMBLY STEP 3 Tighten the Chain • Spin the inner nut and lock washer down the trolley threaded shaft, away from the trolley. • To tighten the chain, turn outer nut in the direction shown (Figure 1). • When the chain is approximatel...