RUG/Pennsylvania/State College/Printers/PSU Unit White

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White
Color: White
Extruder: .35mm
Temperature: 200C


This page is for information about the PSU Unit White (Ψ). This unit is of the Mendel/Prusia hybrid variety. All of the printed parts were printed by other units in our group. The printer has a heated bed, use it at 60C.

Log

Date Modification / Problem
12/06/2013 Thermistor for the bed is lose and needs to be re-soldered. Currently the thermistor is under a washer on the bed, which gives a fairly accurate bed temperature reading.
12/06/2013 Extruder Gear skipping slightly
09/03/2013 X-Axis pulleys must be changed

Operating Specifications

Design Ohm
Electronics RAMBO 1.4
Firmware
Extruder 0.35mm
Heated Bed Yes

PSU Unit White - Current Condition

Print Problems And Solutions

PROBLEM
SOLUTION
Prints were leaning to one side.
Reattached the Y-axis pulley securely.
Motors were getting very hot.
Adjusted the potentiometers so the motors had just enough power to drive the axis and run the extruder.
Tip temp. read '2511' in Repsnapper.
Reconnected thermocouple more securely.
Extruder motor gear slipping.
Super-glued gear to motor shaft.
The extruder bolt was mis-alinged so the filament was not feeding.
Adjusted the spacing of the extruder bolt with washers.

Assorted Prints

Video

<videoflash type="youtube">NUG-33G0zaU?hd=1</videoflash>

Operators

This machine was assembled by:

  • Nicholas Whalen
  • Michael Testa

This machine is currently operated by:

  • Di Wang
  • Kunal Bansal


State College RepRap Users Group
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