Percy’s Programming Problems

Next time I’ll know. Next time I won’t trust that setting the max and min output voltage CVs will properly govern the max and min output voltages. Next time, I’ll take my meter and check. Yes, another motor has been turned into a molten mess, or maybe a tangle. I don’t know, I’m not going […]

Percy Together Again

After a couple more gear box prints, Percy went back together again. Brimming with anticipation, I put the chassis on the rails to see if it would run on the straight DC available from my ancient power pack. It sort of did, but not even as well as remember it running before I started on […]

Percy’s Wheels are Mounted

The second set of wheels went onto the axles substantially better than the first. I recalled that it was a good idea to get the axle about halfway into the wheel, and then take it out of the press to inspect how axle was lining up with the key. The inside of the key is […]

Percy’s New Wheels

There is a little progress each evening toward re-wheeling and re-motoring Percy. The old wheels proved remarkably robust when it came time to disassemble them. Assembled with one of the red LocTites, the only way to get them apart was to break the plastic centres. It was a savage evening! I printed new centres, and […]