KIT-SEAL 5421552 - Caterpillar

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Disconnect hose assemblies (1). Remove clamp (2) .
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Remove bolts (6) and remove cap (7) .Note: Note the shims and inserts for installation purposes.
Attach a suitable lifting device to blade lift cylinder (5). The weight of blade lift cylinder (5) is approximately 59 kg (130 lb).
Remove bolts (3) and blade lift cylinder (5) .
Remove cap assemblies (4) from blade lift cylinder (5) .
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Remove seal (8) from cap assembly (4). Remove bearing (9) from cap assembly (4) .
Repeat Step 7 for the remaining cap assembly.Installation Procedure
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Use Tooling (C) and a suitable press to install bearing (9) in cap assembly (4). Use Tooling (C) to install seal (8) in cap assembly (4).
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Install caps (4) on blade lift cylinder (5) .
Attach a suitable lifting device to blade lift cylinder (5). The weight of blade lift cylinder (5) is approximately 59 kg (130 lb).
Position blade lift cylinder (5) on the machine. Install bolts (3). Torque bolts (3) to 115 7 N m (85 5 lb ft).
Apply Tooling (B) between inserts (11) and ball studs (12). Install cap (7) and install bolts (6). Note: As required, use shims (10) to allow the socket to move freely around ball stud (12). Assemble the same quantity of shims (10) on both sides of ball stud (12) .
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Install clamp (2). Connect hose assemblies (1).
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Remove Tooling (A) .
Check the hydraulic oil level. Refer to Operation and Maintenance Manual, "Hydraulic System Oil Level - Check" for the correct procedure.Disassembly and Assembly Information
Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
D     127-4904     Repair Stand     1    
E     195-4609     Seal Pick     1    
F     -     Loctite 609     -    
G     1P-0808     Multipurpose Grease     -    
H     9U-7868     Spanner Wrench     1    
127-8064 Adjustable Plate     1    
Cylinders equipped with lock valves can remain pressurized for very long periods of time, even with the hoses removed.Failure to relieve pressure before removing a lock valve or disassembling a cylinder can result in personal injury or death.Ensure all pressure is relieved before removing a lock valve or disassembling a cylinder.
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(1) Use a 46 mm socket to remove the bolt. Tighten the bolt to a torque of 1800 200 N m (1328 148 lb ft). (2) Lubricate sealing lips with a thin covering of the lubricant that is being sealed. (3) Apply Tooling (F) to the seal groove prior to assembling the wiper seal. (4) Torque for head ... 600 130 N m (440 95 lb ft)Note: Lubricate the threads with Tooling (G) .