Hitachi – Carrier Rollers

Measuring the Carrier Roller with Ultrasonics or Callipers 

Carrier Rollers with Ultrasonics

1. Measure different points using the ultrasonic tool. 

2. Find and record the lowest reading. 

3. Ensure measurement is not over a bolt hole.

Carrier Rollers with Callipers 

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

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