Jonathan Prusa i3 Build

Module 1

• [12] l brackets.
• [24] set screws
• [14] m4 Tnuts
• [8] m5 Tnuts
• [6] small washers - note that they should be larger as they fall through.
• [4] square blocks
• [2] rounded blocks
• [6] corner brackets
• [2] shortest smooth rods
• [2] longest smooth rods
• [1]

1. Larger washers

• [4] m4x14 bolts for rounded blocks
• [6] m4x8 panhead bolts for idler and power supply

1. 5:54 to put in the set to set screws. Definitely needs to use technique.
2. Forgot to add the vertical l-brackets - was taken apart.
3. 58 minutes to the idler. Exactly 2x over optimum time.

Module 2 - Extruder Carriage

• [7] bearings
• [6] zip ties
• [3] 3D printed pieces
• [1] stepper motor
• [1] pulley
• [2] bearings
• [1] m3x16
• [3] m3x20
• [3] lock washers

1. 23:10 for time - :50 over world record

Module 3 - Z Motors

• [4] m4x8 panhead screws
• [4] m4 t nuts
• [2] steppers
• [2] plexiglas faces
• [2] couplers
• [2] motor brackets
• [8] m3x12 panhead screws
• [8] m3 lock washers

1. 9:20 - 30 seconds over the 8:50 olympic record.

Module 4 - Heat Bed

• [2] 16 gauge wires
• [1] thermistor
• [2] 7" red wire
• [2] 7" black wire
• [3] bearings
• [3] bearing holders
• [1] belt holder
• [6] m3x20 pan head screws
• [2] m3x12 pan head screws
• [4] springs
• [4] thumb screws
• [4] m3x16 pan head screws
• [8] m3 lock nuts

1. 14:10 for electronic solder + wiring.
2. Ream out the plastic piece holes
3. 43:22, or 29:12 if parallel cf 27:30.

Module 5 - Bed Motor

• [1] large motor
• [1] pulley
• [1] bracket
• [2] m4x8 panhead srews
• [4] m3x8 panhead
• [4] lock washers

1. 5:45 cf 3:45. OT on looking for screws.

Module 6 - End Stops

• [3] stop holders
• [3] end stop electronics
• [5] 3mm lock nuts
• [2] 3x8 mm cap head screw
• [3] 3x20 mm cap head screw

1. 5 min of 3:30 world record

Module 7 - Extruder assy

1. 14:40 using soldering iron for heatshrink. Beat the world record of 16:20.

Module 8 - Power Supply

• 19:39, beats the world record by one minute.

Module 9 - Controller

• [1] m4 t nut
• [1] m4x8 cap head
• [1] plexiglas mount
• [1] controller board
• [3] m3 lock washers
• [3] m3x25 cap head screws

1. 3: 4:00 cf 3:00

Module 10 - Controller

• [4] stepper wires
• [3] endstop wires

1. 17:30 cf 12:40, with several minutes wasted on doing combined bundle instead of separate.

1. About 3:30 total.

Overall

• Heated bed bearings + rods - put them in before tightening bearing holders.
• 2:47, with 29 minutes on wiring.