SEAL 0776630 - Caterpillar

Install the O-ring seal and plug (15).
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Lower the temperature of bearing (14). Install bearing (14).
Install O-ring seal (13) and plate (12).
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Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Position head (11) onto the motor housing.
Install bolts (10).
Tighten bolts (10) to a torque of 431 43 N m (318 32 lb ft).
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Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install backup up rings (5) and (7). Install O-ring seals (6), (8), and (9).
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Install relief valves (4) into the head.
Tighten relief valves (4) to a torque of 177 N m (130 lb ft).
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Position anti-reaction valve (3) onto the head. Install bolts (2).
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Use a suitable lifting device to remove swing motor (1) from Tooling (A). The weight of swing motor (1) is approximately 77 kg (170 lb). End By:
Install the swing motor. Refer to Disassembly and Assembly, "Swing Motor - Install". Installation Procedure
Table 5
Required Tools
Tool Part Number Part Description Qty
A 138-7574 Link Bracket 2
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Attach Tooling (A) and a suitable lifting device to swing motor (12). The weight of swing motor (12) is approximately 77 kg (170 lb). Install swing motor (12). Install bolts (13).
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Connect harness assembly (11). Install bolts (10). Connect hose assemblies (8) and (9).
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Connect hose assemblies (6) and (7). Tighten hose assemblies (6) and (7) to a torque of 76 4 N m (56 3 lb ft).
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Connect hose assemblies (1), (2), (3), (4), and (5). Tighten hose assemblies (1) and (5) to a torque of 150 15 N m (110 12 lb ft). Tighten hose assemblies (2), (3), and (4) to a torque of 190 20 N m (140 15 lb ft).