CONTROL GP-GOVERNOR 6N2845 - Caterpillar

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Illustration 1 g06195954
Table 1
Specification for 485-4728 Engine Oil Pump Gp
Item Qty Part Specification Description
1 1 417-2406 Spring Length under test force is 102 mm (4.0 inch).
Test force is 725.9 36.0 N (163.2 8.1 lb).
Free length after test is 144.5 mm (5.69 inch).
Illustration 2 g03262736
Section A-A
Table 2
Item Qty Part Specification Description
C 3 106-9866 Gear Length is 110.000 0.015 mm (4.3307 0.0006 inch).
Depth of the bore in the oil pump body for the new gear 110.15 0.02 mm (4.337 0.001 inch).
D 2 106-9865 Idler Shaft Diameter is 31.742 0.008 mm (1.2497 0.0003 inch).
After assembly, bore in the 7W-0060 Bushing for the idler shaft is 31.811 0.013 mm (1.2524 0.0005 inch).
E 2 4M-3248 Hollow Dowel Extension from the oil pump cover is 6.0 0.5 mm (0.24 0.02 inch).
F - - Distance from the end of the idler shaft to the gear face is 34.0 0.5 mm (1.34 0.02 inch).
G 1 106-9868 Shaft Diameter is 31.742 0.008 mm (1.2497 0.0003 inch).
After assembly, bore in the 7W-0060 Bushing for the idler shaft is 31.811 0.013 mm (1.2524 0.0005 inch).
H - - Distance from the end of the shaft to the gear face is 47.0 0.5 mm (1.85 0.02 inch).
J 1 7W-0050 Pump Cover Installation depth of 7W-0060 Bushing in the pump cover is 1.5 0.5 mm (0.06 0.02 inch).
K 1 106-9871 Oil Pump Body As Installation depth of 7W-0060 Bushing in the oil pump body assembly is 1.5 0.5 mm (0.06 0.02 inch).
Illustration 3 g03266016
Table 3
Item Qty Part Specification Description
L 2 7N-2043 Dowel Extension from the 1N-4637 Pump Cover 6.0 1.0 mm (0.24 0.04 inch).
Illustration 4 g03263001
Table 4
Item Qty Part Specification Description
M - - Position of 7W-0060 Bushing joints from the centerline through the bearing bores is 45 15 degrees.
- - - Bench test specifications:
Unrestricted flow rate at 1000 rpm is 410 L/min (108 US gpm).
Pump pressure at 300 rpm with fully blocked outlet is 880 to 940 kPa (128 to 136 psi).