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SPECIAL AR 2389772 - Caterpillar

2389772 SPECIAL AR Caterpillar parts SPECIAL
Alternative (cross code) number:
Caterpillar 2389772 SPECIAL AR

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Illustration 1 g01202898
End view (1) Torque for eight bolts ... 222 2.5 N m (165 2 lb ft)
Illustration 2 g01251113
Section A-A (2) As shown, assemble the shaft seals so that the spring-loaded surfaces are opposite each other. (3) Assemble the ring opening over the drain hole.
Illustration 3 g01251144
Section B-B (4) Outlet (5) Pressure plates must be assembled with the chamfers on the outlet side.
Illustration 4 g01251112
Section D-D (6) Torque for eight bolts ... 116 6 N m (86 4 lb ft) (7) Torque for four bolts ... 227 10 N m (170 10 lb ft)Rotation of the pump is clockwise when the pump is viewed from the drive end.The pump is a gear type pump.Bench test requirements: SAE 10W oil must be stabilized at 65° (150°) before the test is performed.Each section of the gear pump has the following performance specifications:Drive End (Hoist)Test at Full speed: Output ... 394 L/min (104 US gpm) Test pressure ... 690 kPa (100 psi) Test speed of engine ... 1750 rpm Test

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