JLG 800S Service Manual - Manual (Page 51)

SECTION 3 - CHASSIS & TURNTABLE
3121139 – JLG Lift – 3-5
Disassembly
1. Disassemble the pilot valve.
2. Mark the position of the port plate and remove the
socket screw of the port plate.
3. Remove the port plate together with the valve plate
(hold the valve plate so that the plate can’t fall
down).
4. Remove the O-ring.
5. Disassemble the taper roller bearing (near by port
plate).
6. Remove the adjustment shim.