Download Manual for Model 13953800SRT CRAFTSMAN 1/2 HP GARAGE DOOR OPENER.Sears PartsDirect has parts, manuals & part diagrams for all types . Fasten the manual near the garage door after installation. opener, instructions will call for hand tools as illustrated . Self-Threading Screw 1/4'-14x5/8' (2). Jan 1, 1993 - 139.53635SRT - 1/2 HP. 139.53637SRT . s Fasten the manual near the garage door after installation. s The door . Use a wood screw or nail. Craftsman 139.53515SR - I/2HP Manual Online: Parts Diagram. . Complete with: Swing washer Thrust washer Retaining ring Bearing plato Roll pins (2) Ddve gear Worm gear. . Garage door opener 1/2hp for residential use only (40 pages). AUTOMATIC GARAGE DOOR OPERATOR SYSTEMS . CM8500 - 1/2 HP 8 x 1/2. Cotter. Pin. Lag Screw. 5/16 x 2 gunumunnitur. O. Lag Screw. 1/4, v 2. Installation Instructions For One-Piece Doors included with the garage . Hex Bolt. 5/16'- 18 x 7/8' (4). Carriage Bolts. 1/4'-20 x 1/2' (2). Lag Screw. 5/16'- 9 x . Keep your Home Running Smooth with the 1/2 HP Chain Drive Garage Door OpenerWhether your old opener has finally kicked the bucket . Sears® , Wayne Dalton® or Master Mechanic® and does not have any . jumper (see diagram and chart . 1 2. 3. 4. 5 6. 7. 8. Brand Jumper. 6. If your existing transmitter has fewer DIP . Press the learn button, (located on the back of the garage door receiver . Please follow the detail instructions below in order to set-.