JLG 450AJ ANSI Service Manual - Manual (Page 47)

SECTION 2 - PROCEDURES
3120749 – JLG Lift – 2-29
2.17 ADJUSTMENT PROCEDURE FOR
LOCKOUT VALVE
1. With the turntable centered, adjust the bracket with
the washers to push the plunger in 5/16" ± 1/16".
2. The ideal adjustment is 3/8". Do not push the
plunger in more that 3/8". The extra adjustment is
needed for the turntable bearing play.
2.18 TORQUE HUB (PRIOR TO S/N 39594)
Ring Gear/Cover Disassembly
1. Loosen the bolts (1) holding the disengage cap (2)
in place. Remove the disengage cap.
2. Remove the disengage rod (3) from the ring gear/
cover (4).
3. Take out the O-ring (5) from the ring gear/cover.
4. Remove the pipe plugs (6) from the ring gear cover.
Carrier Disassembly
1. Stand the carrier (8) on its side.
2. Take a punch and a hammer amid drive the roll pin
(9) into the planet shaft (10). Make sure that the pin
is in enough to slide the planet shaft (10) out of the
carrier (8).
3. Rotate the planet shaft (10) 180 degrees, then drive
the roll pin (9) out of the planet shaft (10) and dis-
card the roll pin (9).
4. Remove the planet gear (11) and the flat tanged
washers (12) from the carrier.
BRACKET
WASHER
LOCKOUT
VALVE
Figure 2-25. Ring Gear/Cover
Figure 2-26. Carrier