MTS Series 642 Bend Fixtures - Manual (Page 42)

Series 642 Bend Fixtures Product Information 42 Operation
Change Rollers—642.01, 642.10, and 642.25 Bend Fixtures
Note If the bend fixture is not installed in the load unit, skip ahead to Step 5.
1. Make sure that the crosshead is locked.
2. Apply high hydraulic pressure to the load unit.
3. Move the actuator so that the bend fixture halves will be far enough apart for
easy roller replacement.
4. Remove hydraulic pressure from the load unit.
Your hands are in a crush zone when you replace the rollers
Your fingers and hands could get crushed.
Make sure that you have locked the crosshead and have removed hydraulic
pressure from the load unit.
Model 642.10B Roller Block Assembly
5. Unscrew the two roller retainer screws and lift out the old roller.
6. Clean the threads on the retainer screws and give them a very light coating
of Molykote G-n paste.
WARNING
Lift Out
Unscrew
(both sides)