COVER B91762500 - Caterpillar

Disassembly Procedure
Start By:
Remove the pressure reducing valve. Refer to Disassembly and Assembly, "Pressure Reducing Valve (Implement and Swing Priority) - Remove".
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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Keep all parts clean from contaminants.Contamination of the hydraulic system with foreign material will reduce the service life of the hydraulic system components.To prevent contaminants from entering the hydraulic system, always plug or cap the lines, fittings, or hoses as they are disconnected. Cover any disassembled components and clean them properly before assembly.Clean the hydraulic system properly after any major component exchange or especially after a component failure, to remove any contamination.
Illustration 1 g01211507
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Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Remove plug assembly (1).
Remove spring (5), stopper (4), seat (3), and spool (2).
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Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Remove plug assembly (10), spring (9), stopper (8), seat (7), and spool (6).
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Remove O-ring seal (12), nut (14), and seat (11) from plug (13). Repeat for the remaining plug (13).
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Remove plugs (15).
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Remove O-ring seals (16) from plugs (15).