JLG 800S Service Manual - Manual (Page 136)

SECTION 3 - CHASSIS & TURNTABLE
3-90 – JLG Lift – 3121139
17. Remove thrust bearing (15) and thrust washer (14)
Inspect for wear, brinelling, corrosion and a full com-
plement of retained rollers.
18. Remove seal (16) and back up washer (17) from
Small Frame, housing (18). Discard both.
19. Remove housing (18) from vise, invert it and remove
and discard seal (20). A blind hole bearing or seal
puller is required.
20. Inspect housing (18) assembly for cracks, the
machined surfaces for nicks, burrs, brinelling or cor-
rosion. Remove burrs that can be removed without
changing dimensional characteristics. Inspect
tapped holes for thread damage. If the housing is
defective in these areas, discard the housing assem-
bly.