CHAPTER 3 REPAIR PROCEDURES
3.2.4 Load Cell Assembly
5.5. Loosen top 2 Flexure screws.
5.6. Screw in the Threaded Rod to snugly hit the Ratio Beam.
5.7. Remove Flexure screws and Flexures.
5.8. Examine Flexures. If they are bent, replace them.
5.9. Loosen Threaded Rod and insert Centering Pin in Temperature Sensor Tube.
Temperature Sensor Tube
Figure 3-66. Centering Pin from Service Toolset goes into
Temperature Sensor Tube in middle of Magnet.
5.10. Insert Brass Rod in rear.
5.11. Screw Threaded Rod back in.
5.12. Remove Brass Brackets and ensure that Ratio Beam is visually centered.
If not, loosen Threaded Rod and adjust Ratio Beam to center it.
Then tighten Threaded Rod.
5.13. Place new Flexure with oblong hole resting on Ratio Beam and round hole
resting on yoke.
5.14. Re-insert Flexure screws and tighten them.
5.15. Remove Thumb screws and detach Brass Fixture and Brass Brackets.
5.16. Remove Centering Pin.
5.17. Loosen Threaded Rod.
5.18. Check centering.
5.19. If necessary, loosen screws that attach yoke to frame and adjust slightly to
center.
Discovery Balance Service Manual
3-33
Ohaus Corporation www.ohaus.com
