HEIDENHAIN IK 5394-3D - Manual (Page 368)

5-8
Chapter 5 Tolerancing & Templates
MMC/LMC (maximum material condition/least material condi-
tion) tolerance (circles, points arcs, spheres)
Use MMC/LMC tolerances for bores and bosses to specify nominal X, Y, and Z
positions for a selected feature, specify nominal diameter, specify nominal size,
specify bore or boss setting, and calculate pass/fail results. MMC/LMC
tolerancing factors true position bonus into its calculations.
To perform a MMC tolerance
Step 1
Highlight the desired feature in the features list.
NOTE
Use only a circle, point, arc, or sphere. MMC tolerances do not
apply to other types of features.
Step 2
Select tolerance then MMC from the tools menu.
Step 3
Type the nominal X and Y values for your part in the boxes as shown.