Craftsman 139.53993D Garage Door Opener User Manual


 
Hardware Inventory
Separate all hardware and group as shown below for the assembly and installation procedures.
ASSEMBLY HARDWARE
Metal Sleeve (2) C-Clip (2) Hex bolt 1/4-20x7/16" (14) Sprocket Coupling Sleeve Wire Clips (6)
INSTALLATION HARDWARE
Carriage Bolt
1/4"-20xl/2" (2)
Wing Nut Handle
1/4"-20 (2)
Lag Screw
5/16"-9xl -5/8" (2)
Lag Screw
5/16"-18xl -7/8" (2)
Carriage Bolt
5/16"-18x2-1/2" (2)
Clevis Pin
5/16"x2-3/4"(1)
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Ring Nut 5/16"-18 (6)
Fastener (3)
Hex Bolt Insulated
5/16"-18x7/8" (4) Lock Washer 5/16" (6) Staples (30)
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Screw
6ABx1-1/4" (2)
Screw 6-32xl" (2)
Rope
Drywall Anchors (2) Spacer
8
Clevis Pin
5/16"x1" (1)
Clevis Pin
5/16"x1-1/4" (1)