JLG 510AJ Service Manual - Manual (Page 259)

SECTION 5 - HYDRAULICS AND HYDRAULIC SCHEMATICS
3121181 – JLG Lift – 5-39
10. Remove rear bearing block from drive and idler shafts.
11. Remove idler shaft from bearing block.
12. Remove drive shaft from mounting flange. There is no
need to protect the shaft seal as it will be replaced as a
new item.
13. Remove the front bearing block.
14. Turn the mounting flange over, with the shaft seal up,
and remove the retaining ring with proper snap ring pli-
ers.
15. Remove the oil seal from mounting flange, be careful
not to mar or scratch the seal bore.
16. Remove the dowel pins from the gear housing. Do not
lose pins.
17. Remove seals from both bearing blocks and discard.