Removing the Center Pivot (continued)
CAUTION
The machine is very heavy, and a hoist that is not rated for the weight of the
machine may fail, causing possible injury and damage to the machine.
Use hoist equipment rated to lift the machine safely.
4. Support the front of the machine using a hoist.
5. Disconnect the SDLA linkage
from the hydraulic pump control arm.
6. Remove the cotter pin
and castle nut from the center pivot joint.
CAUTION
Use caution when lifting the front of the machine with the hoist. Lifting the front
of the machine to high could cause damage to the hydraulic hoses.
7. Use the hoist to lift the front of the machine from the rear of the machine to
separate the pivot.
8. Remove the pivot joint mounting bolts
.
9. Remove the pivot joint from the machine.
Installing the Center Pivot
1. Install the pivot joint into the lower rear frame. Torque the castle nut Figure 112,
item 4 to 102 Nm (75 ft-lb) secure it in place with the cotter pin Figure 112, item
3.
2. Lower the front of the machine, installing the pivot joint through the front frame
aligning the mounting holes.
3. Install the pivot joint mounting bolts Figure 112, item 2.
4. Connect the SDLA linkage to the hydraulic pump control arm Figure 112, item 1.
5. Install the front / rear connector link; refer to Installing the Front / Rear Connector
Link, page 7–46.
6. Grease the pivot joint.
7. Install the hydraulic pump cover and lower frame cover.
4520P Page 7–49 Chassis: Service and Repairs
09.40003Rev 00
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