GASKET KIT 1543132 - Caterpillar

Removal Procedure
Start By:
Remove the left side engine enclosure. Refer to Disassembly and Assembly, "Engine Enclosure - Remove".
Remove the pilot oil pump. Refer to Disassembly and Assembly, "Gear Pump (Pilot) - Remove".Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
Illustration 1 g01183930
Disconnect harness assembly (1) .
Disconnect hose assemblies (2), (3), and (4) .
Illustration 2 g01183932
Attach a suitable lifting device to pump (5). The weight of pump (5) is approximately 34 kg (75 lb).
Remove bolts (6) and pump (5) .
Illustration 3 g01183936
Remove coupling (7) .
Illustration 4 g01187925
Remove O-ring seal (8) .
Illustration 5 g01187927
Remove bolts (9) and flange (10) .