349F and 352F Excavators Machine System Specifications Caterpillar


Fasteners - Swing Drive and Motor

Usage:

352F-VG A9J


Illustration 1g03844818

Table 1
Item  Qty  Part  Specification Description 
Prior to assembly, the surfaces must be clean and free of any protective coating. 
20  509-7906 Bolt  Before assembly, apply Loctite 242 to the threads. 
Use the following procedure to tighten the bolts:

1. Tighten the bolts to 250 ± 25 N·m (184 ± 18 lb ft).
2. Turn to an additional angle of 45 ± 5 degrees.
096-4755 Pin  Before assembly, apply Loctite C5A Copper anti-seize to the surfaces. 
Prior to assembly into the upper frame, coat the mating surfaces with 8C-8422 Sealant. 


Illustration 2g03844820
Detail view of area A

Table 2
Item  Qty  Part  Specification Description 
5D-1026 Band Clamp  Assemble bolt clamp head to upper side as shown in detailed view to eliminate potential interference between clamp head and valve. 
Torque to 4.5 ± 0.5 N·m (39.8 ± 4.4 lb in).

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