Upper Roller

Upper Roller Caliper 

1. Place callipers at right angle to the track roller. 

2. Find the lowest points of measurements with the tips of the callipers. 

3. Measure the gap of the calliper tips using a ruler 

Upper Roller Ultrasonic 

1. Measure different points using the ultrasonic tool. 

2. Find and record the lowest reading. 

Ensure measurement is not over a bolt hole.