SEAL 0547915 - Caterpillar

start by:a) remove bucket positioner or lift kickout slave cylinder 1. Remove boot (1) from the cylinder. 2. Remove ring (3) from the cylinder with tool (A).3. Remove push rod and spring assembly (2) from the cylinder. Remove the piston assembly from the cylinder. The individual parts of the push rod and spring assembly can not be ordered separately. 4. The push rod and spring assembly can be disassembled to clean and inspect as follows: a) Push spring (7) and retainer (8) toward bolt (4). Remove the rings that hold retainer (8) in position.b) Remove retainer (8), spring (7) and seat (6) from rod (5).c) Remove bolt (4) and the nut from rod (5). A cylinder repair kit is available. The kit includes a piston, cup, cup retainer, two retainer rings, lockwire and a boot. When the slave cylinder is disassembled for service, always install a repair kit.Assemble Bucket Positioner Or Lift Kickout Slave Cylinder
When the hydraulic system is serviced, use caution to keep foreign material out of the brake fluid. Damaged or worn rubber parts are an indication of other fluids in the system. Flush and clean the system with denatured alcohol or clean brake fluid.1. Put clean brake fluid on the inside parts of the cylinder at assembly.2. Inspect the bore in the cylinder. Use a brake cylinder hone to remove any rough areas or corrosion in the cylinder bore. If the cylinder bore has deep scratches a replacement of the cylinder is needed. 3. Install the nut and bolt (6) in the end of rod (5).4. Install seat (4), spring (3) and retainer (2) on rod (5).5. Push retainer (2) toward bolt (6) and install rings (1) to hold the retainer in position. 6. Install the cup on piston assembly (8).7. Make sure the cylinder bore is clean and install piston assembly (8), the push rod and spring assembly (10) in cylinder (7).8. Use tool (A) to install ring (9) that holds the push rod and spring assembly in position. 9. Install boot (11) on cylinder (7).end by:a) install bucket positioner or lift kickout slave cylinder