JLG 660SJ Service Manual - Manual (Page 201)

SECTION 4 - BOOM & PLATFORM
3121202 – JLG Lift – 4-29
16. To remove the main pressure seals (205), it is easi-
est to cut them using a sharp razor blade being
careful not to damage the seal groove.
17. Remove the thrust washers (304), from the end cap
(4) and shaft (2).
18. Remove the wiper seal (304.1) from its groove in the
end cap (4) and shaft (2).
19. Remove the piston O.D. seal (202).
20. Remove the piston I.D. seal (200). You may now pro-
ceed to the inspection process.