Most likely the spoil board is not flat and/or not coplanar to the machine. In this thread there are many approaches to tramming the machine that could also be used to check for flat and coplanar as well, most require a dial indicator.
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
|
Tramming Discrepancy
|
11 | 574 | December 21, 2023 | |
|
Spoil Board Surfacing Problem Ridges
|
9 | 2610 | June 28, 2022 | |
| Lines in my spoil board, I trimmed and no go | 4 | 731 | April 23, 2022 | |
|
Tramming 80mm Spindle
|
8 | 1113 | May 16, 2022 | |
| Can I get a little help here? | 7 | 595 | October 25, 2021 |