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INSTALLATION STEP 7 Install the Lights and Lenses • Install a 75 watt maximum light bulb in each socket. The lights will turn ON and remain lit for 75 Watl Max. approximately 4-1/2 minutes when power is connected. Then the lights will turn OFF. LenSrab/_ Lighl Bulb Lens • Apply slight pressure on the sides of each lens Guide and slide the tabs into the slots in the side panels. Lens (See illustration.) Siot / • For convenience, the lenses may be installed after Adjustment Step 4 on page 30. / Le
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INSTALLATION STEP 9 Electrical Requirements To prevent possibleSERIOUSINJURYor DEATHfrom electrocution or fire: To avoid installation difficulties, do not run the • Be sure poweris not connected to the opener, and opener at this time. disconnect power to circuit BEFOREremoving 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 • Garagedoor installation and wiring MUST be in grounding pin. This plug
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Owner's Manual/Manual Del Propietario
1/2 HP
GARAGE DOOR OPENER
ABRIDOR DE PUERTA DE COCHERA
For Residential Use Only/Sblo para uso residencial
Models/Modelos • 139.53975SRT1 • 139.53962SRT1
Read and follow all safety rules Leer y seguir todas las reglas de
and operating instructions before seguridad y las instrucciones de
first use of this product. operacibn antes de usar este
producto por primera vez.
Guardar este manual cerca de la
Fasten the manual near the garage
door after installation.
pu
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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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Preparing your garage door Before you begin: To prevent possible SERIOUSINJURYOR DEATH: • Disable locks. • ALWAYScall a trained door systems technician if • Remove any ropes connected to garage door. garagedoor binds, sticks, or is out of balance.An unbalanced garagedoor may not reverse when • Complete the following test to make sure your required. garage door is balanced and is not sticking or binding: • NEVERtry to loosen, move or adjust garagedoor, door springs, cables, pulleys, brackets or t
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Do you have an access door in addition to the Planning garage door? If not, Model 53702 Emergency Key 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 Look at the garage door where it meets the floor. conditions below apply to your installation. Additional Any gap between the floor and the bottom of the materials may be required. You may find it helpful to door must not exceed 1/4". Otherwise, the safety ref
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Planning (continued) 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 SERIOUSLYINJUREDor KILLEDby a closing garage reinforcement. If your door is lightweight, refer to door. the information relating to sectional doors in • The gap betweenthe bottom of the garagedoor and Installation Step 11. the floor MUST NOTexceed1/4". Otherwise,the safety • Depending on your door's cons
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Carton Inventory Your garage door opener is packaged in two cartons foam. Hardware for assembly and installation is which contains the motor unit and the 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. If anything is missing, carefully complete. check the packing material. Parts may be stuck in the Models 53975, 53962 Models 53975, 53962 (2) Sprocket Cover SECURITY
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Hardware Inventory Separate all hardware and group as shown below for the assembly and installation procedures. ASSEMBLY HARDWARE Lock Nut Lock Washer Nut Chain Spreader (2) 1/4"-20 (2) 3/8" (1) 3/8" (1) i Bolt 1/4"-20 x 1-3/4" (2) Master Link (2) Idler Bolt (1) Trolley Threaded Shaft (1) INSTALLATION HARDWARE O © Handle Carriage Bolt Wing Nut Ring Nut 5/16"-18 (8) 1/4"-20xl/2" (2) 1/4"-20 (2) Faslener (3) © Insulaled Lag Screw Hex Screw 5/16"-9xl-5/8" (2) 5/16"-18x7/8" (4) Staples (30) Lock Was
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ASSEMBLY STEP 1 Assemble the Rail & Install the Trolley To prevent INJURYfrom pinching, keep hands and fingers awayfrom 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 , Place the motor unit on packing material to protect (see illustration). The hole above this window is the cover, and rest the back end of the rail on top. larger on the top of the rail than
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ASSEMBLY STEP 2 Fasten the Rail to the Motor Unit To avoid serious damageto garage door opener, use only those screws mounted in the top of the opener. • Insert a 1/4"-20xl-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. • Remove the two screws from the top of the motor Screws Motor Unit unit. Sprocket / • Attach spreaders to the U bracket by snapping "U" Bracket them into place. Boll • Place the U bracket, flat side do
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ASSEMBLY STEP 4 Install the Chain/Cable To avoid possible SERIOUSINJURYto fingers from and Attach the Sprocket Cover moving garage door opener: • ALWAYSkeep hand clear of sprocket while operating 1. Pull the cable around the idler pulley and toward opener. the trolley. • Securelyattach sprocket cover BEFORE operating. 2. Connect the cable loop to the retaining slot on the trolley, as shown: • From below, push pins of master link bar up through cable loop and trolley slot. • Push master link cap
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ASSEMBLY STEP 5 Tighten the Chain Figure 1 • Spin the inner nut and lock washer down the Outer Lock Trolley Nut Washer Shaft threaded shaft, away from the trolley. • To tighten the chain, turn outer nut in the direction shown (Figure 1). • When the chain is approximately 1/2" above the base of the rail at its midpoint, re-tighten the inner nut to secure the adjustment. Sprocket noise can result if chain is too loose. Figure 2 When installation is complete, you may notice some Chain i chain droop
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INSTALLATION STEP 1 Vertical Finished Determine the Header Bracket Centerline Ceiling Location 2_ Slructural Suppo_s To prevent possible SERIOUSINJURYor DEATH: • Header bracket MUST be RIGIDLYfastened to structural support on headerwall or ceiling, otherwise garagedoor might not reversewhen required. DO NOT install header bracket over drywall. • Concrete anchors MUST be used if mounting header bracket or 2x4 into masonry. • NEVERtry to loosen, move or adjust garagedoor, springs, cables, pulleys,
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ONE-PIECE DOOR WITHOUT TRACK Unfinished 1. Close the door and mark the inside vertical Ceiling centerline of your garage door. Extend the line onto the header wall above door, as shown. Header Wall If headroom clearance is minimal, you can install Vertical Centedine the 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 securely fasten the 2x4 to structural supports CEILING MOUNT as shown. FOR
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INSTALLATION STEP 2 Install the Header Bracket Walt Mount You 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 bracket over drywall. If installing into masonry, use concrete anchors (not provided). WALL HEADER BRACKET INSTALLATION • Center the bracket on the vertical centerline with Optional Mounting Holes the bottom edge of the bracket on the horizon
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INSTALLATION STEP 3 Attach the Rail to the Header Bracket NOTE: (Optional) With an existing Craftsman installation, 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
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INSTALLATION STEP 4 Position the Opener To prevent damage to garagedoor, 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. • Raise the opener onto a stepladder. You will need help at this point if the ladder is not tall enough. • Open the door all the way and place a 2x4 laid flat on the top secti
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INSTALLATION STEP 5 Hang the Opener To avoid possible SERIOUSINJURYfrom afalling garagedoor opener,fasten it SECURELY to structural 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. (Figure 1) to provide rigid support. On finished ceilings (Figure 2), attach a sturdy metal bracket to structural supports before installing the opener. This bracket and f
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INSTALLATION STEP 6 Install the Door Control To prevent possible SERIOUSINJURYor DEATHfrom Locate door control within sight of door, at a minimum electrocution: height of 5 feet where small children cannot reach, • Be sure power is not connected BEFOREinstalling door away from moving parts of door and door hardware. control. If installing into drywall, drill 5/32" holes and use the • Connect ONLYto 24 VOLT low voltage wires. anchors provided. For pre-wired installations (as in new To prevent pos
