302.5 Mini Hydraulic Excavator Machine Systems Caterpillar

Removal Procedure

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Illustration 1	g00573664

1. Start the machine and position the bucket flat on the floor, as shown above.

2. Remove two nuts (1) and bolt (2) .

3. Remove pin (3) from the bucket with a brass punch.

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Illustration 2	g00573667

4. Remove two nuts (4) and bolt (5) .

5. Remove pin (6) from the bucket with a brass punch.

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Illustration 3	g00590484

6. Remove bucket (7) from the bucket linkages and the stick. Weight of the bucket is 58 kg (128 lb).

Installation Procedure

Note: Be sure that the stick pin bore, bucket pin bores, and bucket pins are thoroughly clean prior to installation of the bucket.

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Illustration 4	g00590484

1. Apply a thin coat of 1P-0808 Multipurpose Grease on the diameter of the pin bore and the bucket pins.

2. Position the stick in a vertical position and place bucket (7) flat on the ground, as shown above.

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Illustration 5	g00573667

3. Start the machine and lower the stick into bucket (7) until the pin bores are aligned with each other.

4. Install pin (6) to the bucket linkage with a bolt (5) and two nuts (4). Tighten the bolt and nuts.

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Illustration 6	g00573664

5. Install pin (3) to the bucket linkage with a bolt (2) and two nuts (1). Tighten the bolt and nuts.