COVER 2J6396 - Caterpillar

Illustration 1 g00883742
End play of the idler shaft: Minimum ... 0.38 mm (0.015 inch) Maximum ... 1.25 mm (0.033 inch) (1) Clearance across the diameter between the shaft and the new sleeve bearings ... 0.41 0.11 mm (0.016 0.004 inch) (2) Idler Tread Diameter of the idler tread (new idler) ... 540.0 1.5 mm (21.20 0.06 inch) Diameter of 100 percent worn idler tread ... 522.0 mm (20.55 inch) (3) Torque for bolts that hold the track idler to the track roller frame ... 270 40 N m (200 30 lb ft) (4) Dimension at both ends ... 46.17 0.13 mm (1.818 0.005 inch) (5) Depth from the end of the idler to the sleeve bearing ... 20.0 0.5 mm (0.79 0.02 inch) (6) Torque for bolts ... 55 10 N m (40 7 lb ft) (7) Depth from the end of the chamfer to the rubber stopper ... 7 7 mm (0.275 0.275 inch) (8) Dimension from the end of the plug to the rubber stopper ... 2.5 2.5 mm (0.1 0.1 inch)Note: Rubber toric seals must be clean and dry at assembly. All surfaces that contact the toric seals must be clean and dry at assembly. At assembly, apply a thin film of oil to the contacting surfaces of the metal seal. Seal rings must be assembled squarely with the bore. The toric ring must not bulge and the toric ring must not be twisted.