C27 and C32 Engines for Caterpillar Built Machines Caterpillar


Engine Oil Pump

Usage:

854K 221


Illustration 1g06281270

Table 1
Item  Qty  Part  Specification Description 
Before you install the pump, lubricate the moving parts with clean engine oil. Rotate the pump by hand in order to ensure that the pump rotates freely. 
2S-2760 Spring  Length under test force is 117.14 mm (4.612 inch)
Test force is 499 ± 24 N (112 ± 5 lb).
Free length after test is 152.91 mm (6.020 inch).
516-6890 Drive  Diameter of the new shaft is 22.217 ± 0.005 mm (0.8747 ± 0.0002 inch)
Distance from the end of the shaft to the gear face is 53.00 ± 0.25 mm (2.087 ± 0.010 inch).
516-6891 Shaft Idler  Diameter of the new shaft is 22.217 ± 0.005 mm (0.8747 ± 0.0002 inch)
Distance from the end of the shaft to the gear face is 36.50 ± 0.25 mm (1.437 ± 0.010 inch).


Illustration 2g06281275
116-1979 Oil Pump Body As

Table 2
Item  Qty  Part  Specification Description 
7N-2156 Bushing  Installation depth (D) is 0.30 ± 0.25 mm (0.012 ± 0.010 inch)
Position (B) of bushing joints from the centerline through the bearing bores is 30 ± 15 degrees.
8M-8489 Dowel  Protrusion (E) is 6.4 ± 0.5 mm (0.25 ± 0.02 inch)


Illustration 3g06281284
127-6356 Pump Cover

Table 3
Item  Qty  Part  Specification Description 
8S-6511 Bushing  Install the bushing flush with face (7). 
Position (F) of bushing joints from the centerline through the bearing bores is 30 ± 15 degrees.

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