303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems Hydraulic Track Adjusters - Remove and Install Caterpillar

Removal Procedure

Start By:

1. Remove the front idler, the recoil spring, and the hydraulic track adjuster. Refer to, "Front Idler, Recoil Spring and Hydraulic Track Adjuster - Remove".
2. Remove the front idler. Refer to, "Front Idler - Remove and Install".

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Illustration 1	g01181886

1. Remove cylinder assembly (1) from piston assembly (2) .

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Illustration 2	g01181899

2. Remove seal (5), O-ring seal (4), and backup ring (3) from cylinder assembly (1) .

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Illustration 3	g01181923

3. Remove valve (6) from piston assembly (2) .

4. Repeat Step 1 through Step 3 for the opposite side.

Installation Procedure

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Illustration 4	g01181923

1. Install valve (6) to piston assembly (2) .

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Illustration 5	g01181899

2. Install backup ring (3), O-ring seal (4), and seal (5) to cylinder assembly (1) .

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Illustration 6	g01181886

3. Install cylinder assembly (1) to piston assembly (2) .

4. Repeat Step 1 through Step 3 for the opposite side.

End By:

1. Install the front idler. Refer to , "Front Idler - Remove and Install".
2. Install the front idler, the recoil spring, and the hydraulic track adjuster. Refer to , "Front Idler, Recoil Spring and Hydraulic Track Adjuster - Install".