DUCT AS 4646294 - Caterpillar

Illustration 8 g00712108
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 (8) and the pushrod from the body assembly.
Illustration 9 g00712111
Remove piston (18) from pushrod (16).
Remove pushrod (16) from plug (8).
Illustration 10 g00712118
Remove O-ring seal (11) and cap (2) from plug (8).
Illustration 11 g00712119
Remove packing (3) from plug (8).
Illustration 12 g00712122
Remove outer spring (23) and inner spring (22).
Illustration 13 g00712126
Remove spring seat (27).
Illustration 14 g01218265
Remove balls (31).
Illustration 15 g01218266
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.
Apply pressure to bushing (32).
Remove retaining ring (30).
Slowly release the pressure on bushing (32).
Illustration 16 g01218269
Remove bushing (32).
Illustration 17 g00712139
Remove spool assembly (15).
Use the following procedure to disassemble spool assembly (15).
Illustration 18 g00712141
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.
Apply pressure to seat (1) by hand. Put the end of spool (14) in the slotted opening of seat (1). Remove seat (1).
Remove spring (7) from spool (14).
Remove washers (9), (10), and (13) from spool (14).
Illustration 19 g00712165
Remove spring (21).
Repeat Steps 8 through 22 in order to remove the other three spool assemblies.
Illustration 20 g01218278
Remove seat (29), ball (28), and plugs (34) from body assembly (33).