Pivot Eye Bearing; Disassembly; Assembly - Komatsu 830E Shop Manual

7. Charge front suspension as described in "Oiling
and Charging Procedure", Section "H".
8. Charge rear suspensions with nitrogen to fully
extend pistons.
9. Remove blocks or stands from beneath the
frame.
10. Release nitrogen from rear suspensions and
charge suspensions according to procedure in
"Oiling and Charging Procedure", Section "H".
Before removing blocks from the wheels, make
sure parking brake is applied.
11. Remove blocks from wheels.

PIVOT EYE BEARING

Disassembly

1. Remove locknuts (6, Figure 4-2) and capscrews
(5) and bearing retainers (2).
2. Remove spherical bearing (4) from bearing car-
rier (3).
3. Inspect all parts for wear or damage. Replace
parts showing excessive wear or damage.
Spherical Bearing
8.75.00 - 8.7488 in. (222.25 - 222.22 mm)
Bearing
5.9990 - 6.0000 in. (152.37 - 152.40 mm)
If bearing carrier (3) is damaged or worn, refer
to "PIVOT EYE REPAIR".
G4-2
Outer Race O.D.:
Bore I.D.:
Rear Axle Housing Attachment

Assembly

1. Setup an appropriate tool to press spherical
bearing (4, Figure 4-2) into bearing carrier (13).
Be sure bearing outer race is flush with bearing
carrier sides.
2. Install bearing retainers (2) with capscrews (5)
and locknuts (6). Tighten capscrews to 360 ft.
lbs. (488 N.m) torque.
FIGURE 4-2. PIVOT EYE BEARING INSTALLATION
1. Pivot Eye Structure
2. Bearing Retainer
3. Bearing Carrier
4. Bearing
5. Capscrew (G9)
6. Locknut
4/03 G04015