Hub-Spindle Disassembly - JLG 600A Service And Maintenance Manual

SECTION 3 - CHASSIS & TURNTABLE

Hub-Spindle Disassembly

1. Place unit on bench with Spindle (1A) end down.
2. Remove 2 Set Screws (1G) and Bearing Nut (1F)
using T-206569.
NOTE: The holes in the Bearing Nut (1F) for the Set Screws
(1G) were staked for retention of the Set Screws
(1G). The holes will need to be cleaned up prior to
removing the Set Screws.
3. Remove "A" position Bearing Cone (1C) from Bear-
ing Cup (1C) in Hub (1D).
4. While supporting the unit on Hub (1D) flange, press
Spindle (1A) out of Hub (1D).
5. Lift Hub (1D) off of Spindle (1A). Remove Boot Seal
(1Q) from Hub (1D) if applicable.
3-8
1A. Barrel 1F. Bearing Nut
1B. Seal 1G. Setscrew
1C. Bearing Cone 1H. Stud
1D. Hub 1Q. Boot Seal
Figure 3-6. Hub Spindle
6. If necessary, press 9 Studs (1H) out of Hub (1D).
Locate Hub (1D) on Seal (1B) end.
7. Remove Seal (1B) from Hub (1D).
NOTE: The Seal (1B) should NOT be reused when reas-
8. Remove "B" position Bearing Cone (1C) from Bear-
ing Cup (1C) in Hub (1D).
9. Remove "B" position Bearing Cone (1C) from Hub
(1D).
10. Using a soft steel rod, knock both Bearing Cups
(1C) out of Hub (1D).
– JLG Lift –
sembling the unit.
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