JLG 601S Service Manual - Manual (Page 46)

SECTION 3 - CHASSIS & TURNTABLE
3-6 – JLG Lift – 3120866
13. Locate the four counter reamed holes in the face of
the hub, mark them for later identification.
14. Place o-ring (22) into hub counter bore. Use petro-
leum or grease to hold o-ring in place. Slight stretch-
ing of o-ring may be necessary to insure proper
seating.
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15. Place carrier assembly on a flat surface with large
gears up and positioned as shown. Find punch
marked tooth on each large gear and locate at 12
o’clock (straight up) from each planet pin. Marked
tooth will be located just under carrier on upper two
gears.
16. With shoulder side of ring gear (21) facing down,
place ring gear over (into mesh with) large gears.
Ensure punch marks remain in correct location dur-
ing ring gear installation.