Specifications

Southwestern Industries, Inc.
ProtoTRAK SMX K2, K3, K4 & Retrofit Safety, Installation, Maintenance, Service & Parts List Manual
114
Figure 44
Tramming of Head
Back to Front Adjustment
Note: The head of the K4 milling machine is adjusted at the factory.
With the dial indicator sweep the table from 6 o’clock to 12 o’clock. The head should be
trammed within ± 0.0006” over 9 or 10” tram diameter. 9 or 10” is based on the table
width.
5.2.3.3 Back to Front Adjustment – K2/K3 only
1. Make sure the table has been clean and the gibs are adjusted properly.
2. Mount a dial indicator in a tool holder and mount in the quill.
3. Adjust the Y-axis so that the spindle is in the center of the table.
4. Adjust the knee so that the dial indicator will reach the table and lock the 2 clamps on
the knee.
5. Move the dial indicator to 6 o’clock position and adjust the face so the needle is zero.
6. Do a series of sweeps from 6 o’clock to 12 o’clock and check for the repeatability of the
setup. The head should be trammed as close as possibility to ± 0.0005”
7. Loosen the three bolts and adjust the tram with the bolt mounted on the top of the
ram.