PLATE AS 1443681 - Caterpillar

(20) Clutch body. A. Diameter (maximum) ... 175.79 mm (6.921 in)B. Diameter (minimum) ... 82.47 mm (3.247 in)C. Dowel pin hole. Diameter (maximum) ... 8.26 mm (.324 in)D. Diameter (maximum) with no nicks in the surface ... 58.78 mm (2.314 in)E. Threads. Make sure the threads are not damaged.(22) Piston housing. F. Width (maximum) ... 2.79 mm (.110 in)G. Diameter (maximum) with out any wear marks in the surface ... 82.60 mm (3.252 in)H. Dowel pin hole. Diameter (maximum) when new ... 8.92 mm (.351 in)I. Width (maximum) ... 3.12 mm (.123 in)J. Diameter (maximum) ... 176.28 mm (6.940 in) Snap rings must fit free in the grooves. The sides must be straight. The dowel pin hole (H) may become elongated do to wear. The maximum diameter across the elongation area must not exceed 10.16 mm (.400 in). Make sure all the adhesive has been removed. 6. Using FT2464 Plate (25), press the fan mounting hub from the front bearing retainer. Remove key (24) retaining these two items. 7. Remove snap ring (26). Drive the seal (27) out with a punch. Internal snap rings must not be damaged or worn on the sides. they must be flat and have square edges at the OD. 8. Use FT2462 Pressing Tube (29) and FT2465 Plate (28) to press bearing (30) from bearing retainer (7). Inspect: (7) Bearing retainer. A. The area must not have any nicks. The surface must seal against the OD of the oil seal. Diameter (maximum) ... 88.938 mm (3.5015 in)B. The area should not have any nick that rises above the surface.C. Snap ring. The sides must be straight. The snap ring must fit freely in the groove. Width (maximum) ... 1.19 mm (.047 in)D. The area must have straight sides and no nicks that rise above the surface. Diameter (maximum) ... 94.988 mm (3.7397 in) E. Any wear marks present in the slots must not have straight sides that would restrict the plate movement. If wear marks have smooth entry and exit marks, the notches will not restrict the plate movement and the retainer may be used again. 9. Remove the end cap (34) with FT2461 Pressing Tube (31). Inspect:(32) And (33) Sleeve bearings. If the bearings appear to be satisfactory then do not remove them, refer to the following illustration. Teflon/Bronze ID surface will appear dark bronze in color when new, and will progress to a light bronze color near the end of its useful life. The illustration visually indicates presence of dark teflon on the light bronze surface. (34) End cap. The area should not have any nicks that rise above the surface. A. Diameter (maximum) ... 60.48 mm (2.381 in) 10. If the sleeve bearings need replacement use FT2461 Pressing Bar (31) to remove both bearings (32) and (33) at the same time. 11. Inspect the seal retainer assembly (35). If the seal requires replacement, remove the seal retainer