P/N 9-500-0255 6-25
Service Manual
Chapter 6: Maintenance—Remove and Replace Procedures
Gantry Components—Remove and Replace
19. Turn the jam nut to move it up the lead screw until it contacts the bottom of the
hub nut. When contact is made, lower the jam nut just until the threaded hole
in its side faces the direction of the standoff on the isolation mount. Finally,
lower the jam nut one complete turn.
20. Secure the jam nut bracket to the standoff on the isolation mount using a button-
head screw, then tighten the screw that secures the bracket to the jam nut.
21. Grease the lead screw, then remove the shipping collar installed previously.
22. Reinstall all previously removed covers and panels.
23. Perform the following calibration procedures:
• Chapter 4, Section 8.4, C-arm Safety Microprocessor Board Calibration/Vertical
Drive Force Load Cell Setting
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