DRIVE GP-SWING 3789544 - Caterpillar

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Remove fittings (2) and the O-ring seals from relief valve (1).
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Remove plug (3).
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Remove O-ring seal (4) from plug (3).
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Remove slug (5) from relief valve (1).
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Remove bolts (6) and the washers in order to remove adjustment cover (7).
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Remove O-ring seal (8) from adjustment cover (7).
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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 bolts (9) and the washers. Remove cover (10) from relief valve (1).
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Record the length of bolt (11) for installation purposes. If necessary, remove bolt (11) from cover (10).
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Remove O-ring seal (12) from relief valve (1).
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Remove stop (14) and spring (13).
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Remove spool (15) from relief valve (1).
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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.
Use Tooling (A) in order to remove retaining ring (16) from spool (15).
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Remove retainer (19), spring (18), and ball (17) from spool (15).
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Remove orifice plug (20) from spool (15).