JLG 660SJ Service Manual - Manual (Page 84)

SECTION 3 - CHASSIS & TURNTABLE
3-34 – JLG Lift – 3120840
12. Remove the threaded pin (stopper - max.flow)
13. Disassemble the plug.
14. Disassemble the control piston while moving the
swash plate.
15. The swash plate must be lifted a little bit to disas-
semble the piston rod.
16. Disassembly of the swash plate.
17. Remove the spring.
18. Remove both bearing shells.
19. Remove the drive shaft.