SPRING-CASE 0686642 - Caterpillar

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Remove input hub (4).
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Remove clutch plates (5) and friction discs (6) from hub assembly (7).
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Remove piston (8) from hub assembly (7).
Remove sleeve bearing (9).
Remove seals (10) and (11) from piston (8).
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Turn over the brake assembly.
Remove ring (12) from hub assembly (7).
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Fasten a suitable lifting device and Tooling (A) to housing (13), and remove the brake assembly from hub assembly (7). The weight of the brake assembly is 86 kg (190.0 lb).
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Remove bearing (14) from housing (13).
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Remove three rings (15) from hub assembly (7).
Remove bearing (16) from hub assembly.
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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.
Note: Bolts (19) hold a spring under compression behind the piston. It is important to remove bolts (17) before removing bolts (19).
Remove bolts (17) and plate (18) from housing (13).
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Remove brake plates (20) and friction discs (21) from the housing.
Illustration 13 g00746879Note: Bolts (19) hold a spring under compression. Loosen bolts (19) slowly and loosen bolts (19) evenly.
Remove bolts (19) and the manifold assembly (22) from housing (13).
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Remove seals (23) and (24) from manifold assembly (22).
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Remove piston (25) from housing (13).
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Remove springs (26) from housing (13). Note: Note the direction of spring (26) before removing.
Remove O-ring seal (27) and (28).