Craftsman 139.53645SRT3 Garage Door Opener User Manual


 
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
Washered Screw Hex Screw Nut
5/16"-18xl/2' (2) 5/16'-18x7/8" (3) 5/16'-18 (5)
(mounted in Opener)
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Trolley Threaded Shaft (1)
Carriage Bolts
1/4"-20xl/2" (4) Master Link(2)
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Lock Washer Lock Nut
5/16' (4) 1/4'-20x7/16 ° (4)
Installation Hardware
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5/16"-9xl -5/8" (2)
Ring
Fastener (3) Nut 5/16"-18 (6)
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Lag Screw
5/16"-18x1°7/8' 12)
Hex Screw
5/16"-18x7/8" (4)
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5/, 6Ca._SaS_.2ge,_lt(2) 6ABSCxl"re_2)
Handle
insulated Lock Washer 5/16" (6)
Staples (10)
Dry Wall Anchors (2)
I
Rope
o_ _ o_
Clevis Pin Clevis Pin
5/16"x2-3/4" (1) 5/16"x1" (1)
Clevis Pin
5/16"xi°1/4" (1)
1/4 x1-1/2 ° (4)
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Hex Screw
1/4=20x1-1/2"(2)
Safety Reversing Sensor
Installation Hardware
Carriage Bolts
114"-20xl/2 ° (4)
Screw
#10-32x5/8' (4)
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Lock Nut
1/4'-20 (4)
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LOCkNut
#10x32 (4)
Wing Nut (2)
Insulated
Staples (20)
7