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TOOL AR. 8S3140 - Caterpillar



8S3140 TOOL AR. Caterpillar parts TOOL
Rating:
13
Alternative (cross code) number:
CA8S3140
8S-3140
8S3140
Caterpillar 8S3140 TOOL AR.
Weight: 245 pounds 111 kg.

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19. Remove O-ring seal (31) and ring (32) from outlet plate (29). 20. Remove four bolts (34) that secure cover (16) to body (33). 21. Remove cover (16) from body (33). 22. Remove cartridge assembly (34) from body (33). 23. Remove O-ring (35), quad ring (36), and bearing retaining ring (37) from body (33). 24. Remove shaft and bearing assembly from body (33) as shown. 25. Remove washer (38) and two lip seals (39) from body (33). 26. Remove snap ring (40) from shaft (41). 27. Remove bearing (42) from shaft (41) using suitable press as shown. The direction of the arrows that are nearest to bolts (44) and the direction of the arrow on the ring for assembly purposes. Mark the direction of travel.28. Remove bolts (44) and inlet plate (43). 29. Remove seal retainers (45) and the O-ring seals from inlet plate (43). 30. Remove flexplate (46). 31. Remove O-ring (47) and rotor assembly (48). 32. Remove ten vanes (50) and ten inserts (49) from the rotor. 33. Remove flexplate (51). 34. Remove and seal retainers (52) and the O-ring seals from outlet plate (53). 35. Remove O-ring (55) and backup ring (54) from outlet plate (53).Assemble Implement, Steering & Pilot Systems Oil Pump
FLUID SPILLAGE CONTAINMENTCare must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "TOOLS AND SHOP PRODUCT GUIDE, NENG2500", for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates. Check the condition of all parts in the implement steering and pilot systems oil pump. If worn or damaged, replace with new parts. Lubricate parts at assembly with hydraulic oil. 1. Install O-ring (55) and backup ring (54) in outlet plate (53). 2. Install the O-ring seals and seal retainers (52) in the opposite side of the outlet plate (53). 3. Install flexplate (51) with the brass face toward the rotor (brass face away from seals). Vanes (50) must be installed correctly for proper operation of the pump.4. Install inserts (49) and vanes (50) in rotor (48). Install the vanes with the leading edge (sharp edge) at the outside diameter and toward the direction of rotation. 5. Install ring (47) and rotor assembly (48) as shown. The arrow on the ring must be facing the same direction as the rotation of the rotor. 6. Install flexplate (46) with the brass side toward the rotor. 7. Install the O-ring seals and seal retainers (45) on the inlet plate (43). 8. Install inlet plate (43) as shown. Install two screws (44) in the holes nearest the arrows indicating direction of travel of the pump. Tighten two screws to a torque of 11 1 N m (8 1 lb ft). 9. Heat bearing (42) to a temperature of 275°F and install on


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