Adj 4.19 Clamp Pressure Adjustment - Challenge CMT-130TC Service Manual

ADJ 4.19 Clamp Pressure Adjustment

It is recommended that the clamp pressure be
set to the same setting as the main pressure of
80-90 psi. However there may be times when it
is desirable to decrease the clamp pressure,
such as for books with soft covers or soft spines.
Be aware that reducing clamp pressure may af-
fect the final cut quality of the books.
Initial Actions
Check that the main air is switched ON. Open
the rear door.
Procedure
1. Open the rear door and locate the clamp
pressure regulator (Figure 4-36).
2. Lift up on the locking ring that is located at
the base of the adjustment knob.
3. To adjust the clamp pressure, turn the ad-
justment knob clockwise to increase pres-
sure, or counterclockwise to decrease pres-
sure.
4. Once the clamp pressure is set as desired,
press down on the locking ring to lock the
adjustment knob.
5. Close the rear door.
4. Repair/Adjustment Procedures
Figure 4-36. Clamp Pressure Adjustment
MAY 2019
4-24 CMT-130TC Book Trimmer