Veris Technologies VIS_NIR Spectrophotometer Probe - Operating Instructions - Manual (Page 53)

OM17-P4000VIS-NIR
6-3
Maintenance: NIRS Wear-plate Replacement
Step 1:
With the probe out of the ground remove the wear-plate using a 3/32 hex wench.
Step 2:
Insert new O-ring into new shank wear-plate
Step 3:
Make sure both the surface of the wear plate and the surface of the probe are clean
before placing the new probe wear plate onto probe and securing with four new bolts.
Step 4:
Put the wear-plate back on and secure using a 3/32 hex wrench
Figure 4 Figure 5