SWITCH AS-FLOW 1094215 - Caterpillar

Start By:a. remove equipment and steering hydraulic 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.1. Be sure the outside of the equipment and steering hydraulic pump is thoroughly clean prior to disassembly.2. Put an alignment mark across the cover assembly, the end cover and the body of the equipment and steering hydraulic pump for assembly purposes. 3. Remove four bolts (2) and elbow (1) from the equipment and steering hydraulic pump. 4. Remove four bolts (4) and end cover (3) from the cover assembly. 5. Remove O-ring seal (5) from the inside of end cover (3). 6. Remove cartridge group (6) from the cover assembly. 7. Disassemble cartridge group (6) as follows:a. Put an alignment mark across cartridge group (6) for assembly purposes.b. Remove O-ring seals (18) and (20) from outlet plate (17).c. Remove ring (21) and seal ring (19) from outlet plate (17).d. Remove two screws (7).e. Remove two dowels (14).f. Separate inlet plate (15), flexplate (10), ring (11), flexplate (16) and outlet plate (17). Note the position of vanes (12) in rotor (13).g. Remove rotor (13) from ring (11).h. Remove valves (12) from rotor (13).i. Remove seal retainers (9) and O-ring seals (8) from inlet plate (15).j. Remove seal retainers (9) and O-ring seals (8) from outlet plate (17). 8. Remove the cover assembly from body (22).9. Remove cartridge group (23) from shaft (24). 10. Disassemble cartridge group (23) as follows:a. Put an alignment mark across cartridge group (23) for assembly purposes.b. Remove O-ring seals (30) and (29) from outlet plate (34).c. Remove seal ring (25) and ring (32) from outlet plate (34).d. Remove two screws (37).e. Remove two dowels (33).f. Separate inlet plate (31), flexplate (38), ring (27), the other flexplate (38) and outlet plate (34). Note the position of vanes (26) in rotor (28).g. Remove rotor (28) from ring (27).h. Remove vanes (26) from rotor (28).i. Remove seal retainers (35) and O-ring seals (36) from inlet plate (31).j. Remove seal retainers (35) and O-ring seals (36) from outlet plate (34). 11. Remove retaining ring (39). Using a press, push shaft (24) out of body (22). 12. Remove retaining ring (40), bearing (41), the washer and the two lip seals from the body. The following steps are for the assembly of the equipment and steering hydraulic pump. Be sure all parts of the equipment and steering hydraulic pump are thoroughly clean prior to assembly. Check the condition of all parts in the equipment and steering hydraulic pump. If any of the parts are worn or damaged, use new parts for replacement. 14. Using Tool (A), install the large diameter lip