Search found 31 matches

by mhristau
Sat Jun 22, 2019 12:43 pm
Forum: Hardware
Topic: Connector pin removal woes
Replies: 3
Views: 54

Re: Connector pin removal woes

Solved

watched:
https://youtu.be/kXMwCQ9fIVM

made two "probes" out of .03" music wire (hammered flat, filed, rounded ends, removed burrs):
IMG_2856.jpg
pliers used to poke around until felt probe slip in a short bit (one side of pin at a time) as shown in video.
by mhristau
Fri Jun 21, 2019 5:57 pm
Forum: Hardware
Topic: Connector pin removal woes
Replies: 3
Views: 54

Connector pin removal woes

Replacing Aerostruder print head and this how-to is easy to follow: https://ohai.lulzbot.com/project/mini-2-aerostruder-hotend-replacement/maintenance-repairs/ However, "Using the pin removal tool..." (I don't have this tool.) Can someone point me to the specific pin removal tool OR the aerostruder ...
by mhristau
Fri Jun 21, 2019 3:52 pm
Forum: LulzBot Mini
Topic: Z Carriage Dropsy
Replies: 1
Views: 23

Z Carriage Dropsy

When powering on my Mini 2, the Z carriage drops. Is this symptomatic of loose bearings?
Started after printing at high polycarbonate temps.
Vid:
https://www.dropbox.com/s/mh4i2n21t1nfk ... M.MOV?dl=0
by mhristau
Fri Jun 21, 2019 9:42 am
Forum: LulzBot Mini
Topic: Probing of 4 washers Problem
Replies: 4
Views: 52

Re: Probing of 4 washers Problem

Yes—keeping your schnozzle and washers clean is good maintenance. Thanks for taking time to help. Turns out the problem was a troubled connector pin. The red ground wire (attaches to extruder heat sink) was not mating with it’s partner! With magnifying glass and tweezers the pin was realigned and pr...
by mhristau
Wed Jun 19, 2019 5:52 pm
Forum: Software
Topic: simplification of z-height adjustment screen
Replies: 3
Views: 41

simplification of z-height adjustment screen

z-HeightSuggestion.pdf
(1.18 MiB) Downloaded 16 times
by mhristau
Wed Jun 19, 2019 1:23 pm
Forum: LulzBot Mini
Topic: Probing of 4 washers Problem
Replies: 4
Views: 52

Probing of 4 washers Problem

After Leveling X-Axis and starting print the probing of all four washers during bed leveling process is pushing WAY down at each corner. Then Z-height is no longer in sync. After seeing this in several print attempts, I installed CURA 3.6.8 and firmware 1.1.9.34. The problem remains. Have worked wit...
by mhristau
Tue May 14, 2019 7:11 pm
Forum: Filament
Topic: Polymaker PC Plus profile
Replies: 1
Views: 269

Polymaker PC Plus profile

Any suggestions on profile settings for running Polymaker PC Plus through an enclosed Mini 2 Micro (.25 nozzle) My nylon prints are beautiful! (left) Trying PC Plus but unusable (right) Not finding a profile for this material. General PC Plus settings used: .05 layers 255°c 110°c plate speed 15mm/s ...
by mhristau
Mon Feb 04, 2019 12:07 pm
Forum: LulzBot Mini
Topic: uneven build plate temperature?
Replies: 4
Views: 256

Re: uneven build plate temperature?

...and 2nd image
Image
by mhristau
Mon Feb 04, 2019 12:05 pm
Forum: LulzBot Mini
Topic: uneven build plate temperature?
Replies: 4
Views: 256

Re: uneven build plate temperature?

Finally, I have printed a set of calibration tiles in Lulzbot Green Polylite PLA, .25 nozzle and .05mm layers. Still a warping problem in the back right area:
tilesTest.jpg
The attachment tilesTest.jpg is no longer available
by mhristau
Sun Feb 03, 2019 10:31 pm
Forum: Software
Topic: Possible to display the four auto-leveling values?
Replies: 7
Views: 570

Re: Possible to display the four auto-leveling values?

Hey Thanks! Only that back right region is where I'm having small parts fail to adhere. Looks to be at a greater variance than the other three... See anything here that might be out of range for the correction code to correct?? As far as I can tell by feel, all four washers are torqued the same. Nee...