Komatsu 830E-AC Shop Manual page 500

5. Install ground wire and lubrication line. Pressur-
ize lube line to assure bearing receives grease.
6. Charge front suspension as described in Oiling
and Charging Procedure, Section H.
7. Charge rear suspensions with nitrogen to fully
extend pistons.
8. Remove blocks or stands from beneath the
frame.
9. 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.
10. Remove blocks from wheels.
PIVOT EYE BEARING
Disassembly
1. Remove locknuts (6, Figure 4-2) and cap
screws (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 Outer Race O.D.:
222.25 - 222.22 mm(8.75.00 - 8.7488 in.)
Bearing Bore I.D.:
152.37 - 152.40 mm (5.9990 - 6.0000 in.)
If bearing carrier (3) is damaged or worn, refer
to Pivot Eye Repair.
G4-4
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 cap screws (5)
and locknuts (6). Tighten cap screws to 488
N-m (360 ft lbs) torque.
FIGURE 4-2. PIVOT EYE BEARING INSTALLATION
1. Pivot Eye Structure
2. Bearing Retainer
3. Bearing Carrier
Rear Axle Housing Attachment
4. Bearing
5. Cap Screw (G9)
6. Locknut
G04022