Follow the image guide below to learn how to calibrate your SUTHERLAND® Rub Tester. You can also view our instructional video here.
Step 1
Remove old pads from base unit and weights.
Step 2
With no pads; attach the weight to the arm of the unit.
Step 3
Check the long edge opposite of the hook to verify that the edge lies flat to the base
Step 4
If one edge or the other is raised, loosen with 1/4" allen screw, re-align and tighten screw
Step 5
Repeat step 2 for both weights.
Step 6
Place new pads on base unit and both weights.
