BASE 7S5810 - Caterpillar

At operating temperature, the hydraulic oil is hot and under pressure. Hot oils can cause burns.To prevent possible personal injury, release the pressure in the work tool hydraulic circuit (boom, stick, bucket, and swing), travel circuits, and the hydraulic oil tank at the filler cap before any hydraulic lines or components are disconnected or removed.Remove the filler cap only when the engine is stopped and the filler cap is cool enough to touch.
Release the hydraulic system pressure. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release".
Illustration 1 g00282483
Disconnect hose assembly (1) from the tube that is secured to stub boom (5) . Install plugs on hose assembly (1) and the tubing. This procedure will prevent oil loss. This procedure also prevents contaminants from entering the hydraulic system.
Disconnect both ends of hose assembly (2) . Disconnect hose assembly (2) from the head end of fore boom cylinder (4) . Disconnect the opposite end from the right side of stub boom (5) . Install plugs on both ends of hose assembly (2) . Install a plug on the tubing that is located on the right side of stub boom (5) .
Disconnect grease line (3) from the head end of fore boom cylinder (4) .
Disconnect the grease line from the rod end of fore boom cylinder (4) .
Illustration 2 g00282484
Attach a lifting sling and a hoist to fore boom cylinder (4) . Place a small amount of lifting tension on the rod end of fore boom cylinder (4) .Note: The machine may be equipped with shims between the components at the pin joint. Place identification marks on the shims in order to show the location of the shims.
Position Tooling (A) under the rod end of fore boom cylinder (4) for support. Adjust Tooling (A) so that fore boom cylinder (4) will be in the horizontal position.
Remove retaining bolt (6) and the washer.
Use a hammer and a punch to remove pin assembly (7) and the shims (if equipped) at the rod end of fore boom cylinder (4) .
Lower fore boom cylinder (4) onto Tooling (A) . Remove the lifting sling and the hoist from fore boom cylinder (4) .
Illustration 3 g00282532
Attach two lifting slings and a lift truck to fore boom cylinder (4) , as shown. Refer to Illustration 3. Place a small amount of lifting tension on fore boom cylinder (4) .
Illustration 4 g00282533
Typical example
Raise radiator access door (8) . The radiator access door is located on radiator (9) . Use the support rod to secure radiator access door (8) in the open position.
Illustration 5 g00282534
Remove two bolts (11) and washers. Remove sound suppression liner (10) by lifting the liner from the upper support.
Illustration 6 g00282536
Remove four bolts (12) and the washers. The bolts are located inside radiator (9) .
Illustration 7 g00282543
Remove the nut, the washers, and bolt (13) . The nut, the washers, and bolt (13) are located beneath the inside right corner of radiator (9) .
Illustration 8 g00282544
Remove two nuts, the washers and two bolts (14) . The nuts, the washers and bolts (14) are located