PLATE-SUPPORT 1188391 - Caterpillar

Disassemble the control valve spool. Remove bolt (170), retainers (169), and spring (171) from stem (168) .
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Remove O-ring seal (215) from plug (214). Remove spring (216) from valve (217) .Variable Swing Priority Valve
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Remove bolts (218) and variable swing priority valve (219) from the valve body.
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Remove plugs (220) and (221) and fittings (222) from the variable swing priority valve. Remove the O-ring seals.
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Remove plugs (223). Remove the O-ring seals.
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Remove O-ring seals (224) and (225) .
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Install bolt (218) in the valve body housing. Remove the valve assembly (226) .
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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.
Disassemble valve assembly (226), as follows: O-ring seals (229), O-ring seals (234), sleeve (230), spring (236), stem (235), and rod (232) from sleeve (227). Remove pin (233) to separate stem (235) and rod (232). Remove spring (228) and valve (231) .
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Remove plug (237) and fitting (238) from the valve body. Remove O-rings from the plug and fitting.
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Remove the bolts and covers (239) from the valve body.
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Attach Tooling (B) and a suitable lifting device to the valve bodies. Remove bolts (240). Bolt (240) must be loosened but the bolt cannot be removed from the housing. Separate the valve bodies.
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Remove O-ring seals (241) from the valve body.