Assembly Hardware; Installation Hardware - Craftsman 139.53664SRT2 Owner's Manual

Garage door opener 1/2hp for residential use only
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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.
Washered Screw
5/16"-18x1/2" (2)
(mounted in opener)
Threaded Shaft (1)
Lag Screw
5/16"-9x1-5/8" (2)
Lag Screw
5/16"-18x1-7/8" (2)
Carriage Bolt
5/16"-18x2-1/2" (2)
Clevis Pin
5/16"x2-3/4" (1)
Lag Screw
1/4x1-1/2" (4)
Hex Screw
1/4-20x1-1/2" (2)

Assembly Hardware

Hex Screw
5/16"-18x7/8" (3)
Trolley

Installation Hardware

Hex Screw
5/16"-18x7/8" (4)
Screw
6ABx1" (2)
Safety Reversing Sensor Installation Hardware
#10-32x3/8" (4)
Nut
5/16"-18 (5)
Handle
Nut 5/16"-18 (6)
Lock Washer 5/16" (6)
Rail Grease
Clevis Pin
5/16"x1-1/4" (1)
Carriage Bolt
1/4"-20x1/2" (4)
Screw
7
Master Link (2)
Carriage Bolt
1/4"-20x1/2" (4)
Lock Washer
Lock Nut
5/16" (4)
1/4"-20x7/16" (4)
Trolley Clip (1)
Spring /Trolley Nut (1)
Dry Wall Anchors (2)
Insulated
Staples (10)
Clevis Pin
5/16"x1" (1)
Wing Nut (2)
Lock Nut
1/4"-20 (4)
Lock Nut
Insulated
#10x32 (4)
Staples (20)
Rope
Ring
Fastener (3)

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