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SEARS
OWNER'S
MANUAL
Model No.
139.53525SRT
139.53627SRT
139.53636SRT
139.53640SRT
I:RRFTSMRNo
139.53641SRT
1/2 HP
For Residential Use
GARAGE DOOR OPENER
Only
• Safety Precautions
Caution:
• Assembly
Read and follow all
• Installation
safety rules and
• Adjustment
operating instructions
before first use of this • Care and Maintenance
product.
• Operation
• Troubleshooting
Fasten the manual
• Parts List
near the garage door
after installation.
Complies with UL 325 /11 ii "N_
regulations effective
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Contents Page Contents Page A review of safety alert symbols ................................. 2 Install the light and lens ................................................. 19 You'll need tools .......................................................... 3 Attach emergency release rope and handle ................. 19 Safety information regarding garage door locks Electrical requirememts ................................................. 20 and ropes ................................................
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You'll Need Tools During assembly, installation and adjustment of the opener, instructions will call for hand tools shown below. Pencil Level Hack Saw Tape Measure Wire Cutters CIaw Hammer 3/16", 5/16" and 5/32" Dritt Bits D) ts Screwdriver StepIadder Adjustable End Wrench An unbalanced garage door might not reverse To avoid damage to the garage door and when required and someone under the door opener, disable locks before installing and operating the opener. Use a wood screw or nail could be se
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Before you begin, survey your garage area to see whether any of the conditions below apply to your installation. FINISHED CEILING Support bracket & fastening hardware is required Horizontal and vertical reinforcement See page 17 is needed for lightweight garage doors Stack in Chain Tension (fiberglass, steet, aluminum, door is NormaI When with glass panels, etc) See page 24 for details Garage Door is Closed i _ Header Wail Extension Spring OR Torsion Access Door Spring O Safety Sensor Floor must
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One-Piece Door without Track Before you begin, survey your garage area to FINISHED CEILING see whether any of the conditions below apply Support bracket & fastening to your installation, hardware is required. See page 17. Slack in chain tension is normal when garage door is ctosed. Header Wall Closed Position Cable Pulley Bracket Cabie Trolley Access Door O Emergency Release Straight Curved Rope &HandIe Door Door Arm Arm ge Door Reversing ) between floor and bottom Sensor Safety of door must not
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Opener Carton inventory Your garage door opener is packaged in two cartons which contain all parts illustrated below. If anything is missing, carefully check the packing material. Parts may be "stuck" in the foam. Hardware for assembly and installation is shown on page 7. Models 53637, Modets 53824 (2), 53637 (2), 53635, & 53425 53635 (2), 53629 (1), 53628 (2), Mode153225 only Model 53635 only 53425 (1), 53325 (1) Multi-Function Single-Function Remote ControI Keylees Entry with Visor Drip (1) Li
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Separate all hardware from the packages in the rail carton and the opener carton, as shown below, for the assembly and installation procedures. Assembly Hardware i Washered Screw Hex Screw Nut Carriage Bolts 5/16" - 18 x 1/2" (2) 5/16" - 18 x 7/8" (3) 5/16" - 18 (5) Master Link (2) 1/4"- 20 x 1/2" (4) (mounted in opener) © © Trolley Threaded Shaft (1) Lock Nut Lock Washer 1/4" - 20 x 7/16" (4) 5/16" (4) Installation Hardware ,1111111111 Hex Screw 5/16"- 18 x 7/8" (4) Rail Grease Handte © © 5/16
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Assembly Section: Pages 8- 11 To avoid installation difficulties, do not run the garage door opener until instructed to do so. Make sure bolt necks are Assembly Step 1 seated in the square holes and rails are Assemble the T=rail & Attach aligned before you tighten lock nuts, (See the Cable Pulley Bracket right and wrong views). Improper assembly can cause jerky trolley Align the 3 T-rail sections on a flat surface exactly Right Wrong operation, noise and/or as shown. The end sections are identic
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Hardware Shown Assembly Step 2 Actual Size Install the Trolley on the T-rail © • Attach the threaded shaft to the trolley with the lock washer and nuts as shown. Lock Washer Nut 5/16" 5/16"-18 Lock Washer 5/16" Outer Nut Trolley Threaded Shaft Inner Nut 5/16" TroIiey Temporary Stop Screwdriver • As a temporary stop, insert a screwdriver into the \ hole in the front end of the T-rail. • Slide the trolley assembly along the rail to the screwdriver stop. If trolley hits against any nuts on the T-ra
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Assembly Step 4 Install the Chain/Cable & Serious injury can result if fingers become Attach the Sprocket Cover entangled in moving opener sprocket. Attach sprocket cover securely. Never operate opener while your hand is near the opener sprocket. Dispensing Carton Opener Sprocket Figure 2 Leave Chain and Cable Inside Dispensing Carton to Prevent Kinking. Keep Chain and CabIe Taut When Dispensing • Detach the cable loop from the carton and fasten it to the trolley with a master link from the hard
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Assembly Step 5 Tighten the Chain & Cable Lock Outer Nut Washer Inner Nut • Spin the inner nut and lock washer down the \\ / 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 from twisting. • When the chain is approximately 1/2" above the base of the T-rail at its midpoint, re-tighten the TroIley _ inner nut to secure the adjustment. Sprocket noise can result if chain is either too loose or too tight. Chain W
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Installation Section: Pages 12 - 27 Installation Step 1 Determine Header Bracket Location If the header bracket is not rigidly fastened to Installation procedures vary according to a structural support on the header wall or garage door types. Follow the instructions ceiling, the safety reverse system may not which apply to your door. work properly (see page 30). The door might not reverse when required, and could cause serious injury or death. The garage door springs, cables, pulleys, brackets a
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Read the Safety instructions on page 12. They also apply to doors without tracks. Unfinished Header Wail \ Vertical Centeriine 2x4 • Close the door and mark the inside vertical centerline of your garage door. Extend the line onto the header wall above door. If headroom clearance is minimal, you can install the header bracket on the ceiling. OPTIONAL CEILING MOUNT See page 14. FOR HEADER BRACKET • If you need to install the header bracket on a 2x4 (on wall or ceiling), use lag screws (not supplie
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You can attach the header bracket either to the Installation Step 2 wall above the garage door, or to the ceiling, Follow the instructions which will work best for Install the Header Bracket your particular requirements. Fasten the Header Bracket to the Wall • Center the bracket on the vertical guideline with • Mark either set of bracket holes (do not use the the bottom edge of the bracket on the horizontal holes designated for ceiling mount). Drill 3/16" pilot line as shown (with the arrow poin
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Installation Step 3 Attach the T-rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use packing material as a -- Header WalI protective base. Header If the door spring is in the way you'll need help. Bracket Have someone hold the opener securely on a temporary support to allow the T-rail to clear the Cable spring. Putley Bracket • Position the cable pulley bracket against the header bracket. • Align the bracket holes and join with a clevis pin as shown
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Installation Step 4 Position the Opener Follow instructions which apply to your door type as illustrated. A 2x4 laid fiat is convenient for setting an ideal door-to-T-rail distance. 2x4 Laid Fiat • Raise the opener onto a stepladder. You will need help at this point if the ladder is not taft enough. • Open the door all the way and place a 2x4 laid fiat Door on the top section beneath the T-rail. If the top panel hits the trolley when you raise the door, pull down on the trolley release arm to di
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nstallation Step 5 Hang the Opener Two representative installations are shown. Yours may be different. Hanging brackets should be angled, Figure 1, to provide rigid support. On Figure 1 finished ceilings, Figure 2, attach a sturdy metal bracket to structural supports before installing the opener. The bracket and fastening hardware are not supplied. See accessory page 38. / Supports / • Measure the distance from each side of the opener to the structural support. Measure ', • Cut both pieces of th
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Installation Step 6 Install the Deluxe Lighted Console Wall Control Children operating or playing with a garage door opener can injure themselves or others. The garage door could close and cause • Strip 1/4" of insulation from one end of the bell serious injury or death. wire; connect the wire to the two screw terminals Install the Wall Control (or any additional push on the back of the Wall Control: white to 2, and buttons) out of the reach of children and away white/red to 1. from all moving p
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Installation Step 7 Install the Lights and the Lenses I Install the lights: • Install a 75 watt maximum light bulb in each socket. The lights will turn ON and remain lit for 75WattMax approximately 4-1/2 minutes when power is Lens _ Light Bulb Tab connected. Then the lights will turn OFF. Lens • If the bulbs burn out prematurely due to vibration, Guide replace them with standard neck "Garage Door Lens Opener" bulbs. .... Stot Install the lenses: Lens Tab • Apply slight pressure on the sides of e
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Installation Step 9 Electrical Requirements To prevent electrocution or fire, installation and wiring must be in compliance with local electrical and building codes. To reduce the risk of electric shock, your garage Do NOT use an extension cord, 2-wire adapter, door opener has a grounding type plug with a third grounding pin. This plug will onlyfit into a grounding or change the plug in any way to make it fit your outlet. type outlet. If the plug doesn't fit into the outlet you have, contact a q
