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VSG/VSSG • Installation, Operation and Maintenance Manual •Vilter/Emerson • 35391SSG
Section 5 • Maintenance/Service
Figure 5-22. Gate Rotor Thrust Bearing
necessary. It is preferable to shim the gate rotor
blade looser rather than tighter against the shelf.
14. Once the clearance is set remove the spindle. Install
new O-ring, apply Loctite 242 thread locker to the
socket head cap screw clamping the thrust bear-
ings to the spindle. Torque all bolts, see Appendix
A.
15. Install side covers with new gaskets. Tighten bolts,
see Appendix A. The unit can now be evacuated
and leak checked.
Check for 0.003-0.004” (0.076- 0.102 mm) clearance between
gate rotor blade and partition.
Figure 5-23. Gate Rotor and Shelf Clearance