Specifications

Document No. DER05025 CONVEYOR BEARING REPLACEMENT
Page 2 of 4 Effective Date 28 Mar 08
REMOVAL (CONT’D)
Figure 5025-1 Removing Conveyor From Bowl Assembly
7. Remove screws securing liquid bowl head to bowl assembly, and install jackscrews in four
locations around periphery of bowl head.
8. Attach a suitable hoist to liquid bowl head, and turn jackscrews clockwise in equal stages to
separate bowl head from bowl assembly, and operate hoist to lift and remove bowl head from
bowl assembly.
CAUTION! CLEARANCE BETWEEN CONVEYOR FLIGHTS AND BOWL LINING
IS ONLY 1.5 MM. IN THE FOLLOWING STEP, DO NOT CONTINUE LIFT IF
RESISTANCE IS FELT AS THIS COULD DAMAGE THE CONVEYOR FLIGHTS.
9. Attach a suitable hoist to conveyor, and slowly lift conveyor clear of bowl assembly.
10. Lower conveyor horizontally onto a cradle suitable to support its weight.
11. Remove screws (Figure 5025-2) securing bearing housing to conveyor, and install two
jackscrews at opposite sides of housing. Tighten jackscrews equally to extract and remove
bearing housing.
12. Remove screws securing seal cover to bearing housing, and remove seal cover and shaft
seal.