CB54B Vibratory Asphalt Compactor Machine Systems Caterpillar


Articulating Hitch (Offset)

Usage:

CB-54B RJN


Illustration 1g06128911

Table 1
Specification for 390-7908 Oscillating Hitch 
Item  Qty  Part  Specification Description 
Prior to bearing assembly clean bore to remove all oil, grease, scale, dirt, and other surface contamination. 
358-6705 Pin As  Diameter is 49.950 to 49.979 mm (1.9665 to 1.9677 inch)
364-3603 Pin As  Diameter is 50.00 ± 0.10 mm (1.969 ± 0.004 inch)
364-3602 Pin  Diameter is 50.00 ± 0.10 mm (1.969 ± 0.004 inch)
112-3928 Bolt  After tighten, maintain a minimum gap of 0.25 mm (0.010 inch).
Torque to 700 ± 50 N·m (516 ± 37 lb ft)


Illustration 2g06128919

Table 2
Before assembly, lightly lubricate this surface with lubricant that is being sealed. 
2P-1279 Locknut  Before assembly, apply blue Loctite 242 to the threads.
Torque to 22 ± 2 N·m (195 ± 18 lb in)
8S-6959 Lip Type Seal  Install seals with the lips facing outward. Spring should be visible. 
As required, use the following shims to maintain 0.35 to 0.65 mm (0.014 to 0.026 inch) during bearing preload procedure: 
1 365-0067 Shim  Thickness of one shim is 0.3 mm (0.01 inch)
1 365-0066 Shim  Thickness of one shim is 1.0 mm (0.04 inch)
Install shims as required, to eliminate gaps between plate and surface: 
2 363-9168 Shim  Thickness of one shim is 0.2 mm (0.01 inch)
2 363-9167 Shim  Thickness of one shim is 0.5 mm (0.02 inch)
2 361-1901 Shim  Thickness of one shim is 1.0 mm (0.04 inch)
10  3K-6454 Lip Type Seal  Install seals with the lips facing outward. Spring should be visible.
Lightly lubricate with the lubricant that is being sealed. 

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