CORE ASSEM. 9M8040 - Caterpillar

Remove & Install Hydraulic Pump
Fluid Spillage Containment
Care 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 Products Guide", NENG2500 for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose of fluids according to local regulations and mandates. The aftercooler has been removed for photographic purposes only. 1. Disconnect hose assembly (1). Remove the O-ring seal. Cap and plug all openings immediately.2. Disconnect tube assemblies (2). Remove the O-ring seals. Cap and plug all openings immediately. 3. Disconnect tube assembly (3). Remove the O-ring seal. Cap and plug all openings immediately.4. Remove bolt, washer and nut (5). Remove clamp (4).5. Remove bolt, washer and spacer (6). Remove saddle clamp (7) and remove tube assembly (3). 6. Cut tie-wraps (8) and (9). 7. Disconnect rail pressure control valve (10). (Previously disconnected)8. Mark oil temperature sensor connector (11) and engine oil pressure sensor connector (12) for identification purposes. Disconnect oil temperature sensor connector (11) and engine oil pressure sensor connector (12). 9. Remove three bolts (13) and the washers. 10. Attach a strap and a suitable lifting device to hydraulic pump (14) as shown.11. Remove two bolts (15) and the washers. Remove hydraulic pump (14). Remove the O-ring seals. The weight of the hydraulic pump is approximately 30 kg (65 lb). The following steps are for the installation of the hydraulic pump.12. Check all O-ring seals for wear or damage and replace with new parts if necessary.13. Attach a strap and a suitable lifting device to hydraulic pump (14) and place the hydraulic pump in its original location. The weight of the hydraulic pump is approximately 30 kg (65 lb).14. Install two bolts (15) and the washers.15. Install three bolts (13) and the washers.16. Connect rail pressure control valve (10), oil temperature sensor connector (11) and engine oil pressure sensor connector (12) and fasten with tie-wraps (8) and (9).17. Install tube assembly (3). Position clamp (4) and install bolt, nut and washer (5).18. Put saddle clamp (7) in position and install bolt, washer and spacer (6). Make sure the left bank tube assembly is installed to the lower pump port first. Tube assemblies (2) can possibly be reversed.19. Connect hose assembly (1) and tube assemblies (2).