315B Excavator Machine Systems Caterpillar

Removal Procedure

Start By:

1. Separate the track assembly. Refer to Disassembly and Assembly, "Track - Separate" in this manual.

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Illustration 1	g00371733

Note: Adjust the height of Tooling (A) so that there is sufficient clearance between the sprocket and the track links for the removal of the sprocket.

1. Lift the side of the machine, and install Tooling (A) under the frame, as shown.

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Illustration 2	g00371752

2. Remove 22 bolts (1) that hold the sprocket to the final drive.

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Illustration 3	g00371812

3. Fasten Tooling (B) and a hoist to sprocket (2), as shown. Remove the sprocket. The weight of the sprocket is 60 kg (130 lb).

Installation Procedure

1. Thoroughly clean the mating surfaces of the sprocket and final drive prior to installation of the sprocket.

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Illustration 4	g00371812

2. Fasten Tool (B) and a hoist to sprocket (2), and put the sprocket in position on the final drive.

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Illustration 5	g00371752

3. Put a thin coat of 9S-3263 Thread Lock Compound on the threads of 22 bolts (1) that hold the sprocket to the final drive. Install bolts (1). Tighten the bolts to a torque of 270 ± 40 N·m (200 ± 30 lb ft).

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Illustration 6	g00371733

4. Raise the machine, and remove Tooling (A) from the frame.

End By: Connect the track assembly. Refer to Disassembly and Assembly, "Track - Connect" in this manual.