DMTA-20073-01EN, Rev. C, November 2015
Preparing for an Inspection
53
Figure 4-2 Unlocking the middle wheel
2. Turn the vertical adjustment knob clockwise to move the wheel up to the highest
position.
3. Lock the middle wheel’s position by moving the locking lever to the LOCKED
position (see Figure 4-3 on page 54).
Locking lever in the unlocked position Vertical adjustment knob