JLG 660SJ ANSI Service Manual - Manual (Page 87)

SECTION 3 - CHASSIS & TURNTABLE
3120718 – JLG Lift – 3-33
10. Disassemble the rotary group in horizontal position.
11. Disassemble the stopper - max. flow.
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.