I have at last measured and set up the backlash compensation on my SC420/2. I used my DIY digitising probe with a 2mm ruby ball and a micrometer s...

Hi bluskies, The "golden ring" that sits between the two bearings is a critically dimensioned brass spacer that ensures there is a controlled prelo...

Hi Sibert, This may not be practical for you at the moment, but if and when you have the chance to upgrade your software do give serious considerat...

After finding I was inadvertently running a very old revision, I installed the brand new V1.1026 today. The auto-installer worked like a dream thank g...

Just downloaded and installed this revision. Seems to be good apart from having had a jogging lock up again. Used my earlier profiles with no pr...

Hal, That's excellent - does your spindle bottom out at around 6000rpm like mine? If it is different, just tweak the min speed parameter to get th...

Hi Rory, UCCNC "About" reports software version 1.1012 !! So I am way out of date - installed this from the USB stick that you sent with the 420 k...

Hi again Hal, I think I can help you out on the spindle control - I have just been throught the excercise on my HF350. I took a screenshot of the b...

Hi "WolframSlides" Thanks for that thought - I did a check this morning and what you say is absolutely correct. So I thought that I must have inadv...

Hi Hal You mean you actually READ the manual!!!!!!!!! It's not the best one I have come across. I second your idea of a separate thread for UCC...

Hi, The picture shows how I grounded to the chassis parts my 420. I had a couple of solder tags that fitted the thread on the pillars - one under e...