308E2 CR Mini Hydraulic Excavator Variable Angle Boom (VAB) Machine Systems Caterpillar

Installation Procedure

1. Prior to assembly, ensure that the mating surfaces of the front idler bearings and of the recoil spring assembly are clean and free of dirt and debris.
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   Illustration 1	g00551670

2. Attach a suitable lifting device to recoil spring assembly (2). The weight of recoil spring assembly (2) is approximately 27 kg (60 lb). Position recoil spring assembly (2) against the bearings on front idler (4). Install four bolts (3).
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   Illustration 2	g00593826

3. Attach a suitable lifting device to front idler and recoil spring assembly (1). The weight of the front idler and recoil spring assembly is approximately 81 kg (179 lb). Put the front idler of the unit partially into the undercarriage frame.
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   Illustration 3	g00551666

4. Use a pry bar to slide front idler and recoil spring assembly (1) into position in the undercarriage frame.

End By:

1. Connect track assemblies. Refer to Disassembly and Assembly, "Track - Connect".