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RING-BACK UP 4Z9011 - Caterpillar



4Z9011 RING-BACK UP Caterpillar parts RING
Rating:
56
Alternative (cross code) number:
CA4Z9011
4Z-9011
4Z9011
Caterpillar 4Z9011 RING-BACK UP
Weight: 0.06 pounds 0 kg.

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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.
Note: Cleanliness is an important factor. Before you begin the disassembly procedure, the exterior of the components should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism. Precision components can be damaged by contaminants or by dirt. Perform disassembly procedures on a clean work surface. Keep components covered and protected at all times.Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.
Illustration 13 g03871179 (1) Use Tooling (G) to remove the bearing and install the bearing. (2) Tighten the bolt to a torque of 300 30 N m (221 22 lb ft). Tighten the bolt again an additional 60° 5°. Replace a bolt that has been loosened or removed with a new bolt. Install the bolt with threads that are clean and free of lubricant. (3) Tighten the locknut to a torque of 8 1.5 N m (71 13 lb in). (4) Torque for head ... 600 130 N m (440 100 lb ft) (5) Use Tooling (G) to remove the bearing and install the bearing. (6) Lubricate sealing lips with a thin covering of the lubricant that is being sealed. (7) Apply Tooling (F) to the seal groove prior to assembling the wiper seal. Lubricate sealing lips with a thin covering of the lubricant that is being sealed.Installation Procedure
Ensure that Tooling (D) is installed to the front and rear of the machine.
Inspect all parts and clean all parts. If any parts are worn or damaged, use new Caterpillar parts for replacement.
Illustration 14 g00853792
Attach a suitable lifting device to steering cylinder (1). The weight of steering cylinder (1) is approximately 85 kg (187 lb).
Use the suitable lifting device to carefully position steering cylinder (1). Install two face seals (16) and two O-ring seals (17) into both sides of the head end of steering cylinder (1). Position the head end of steering cylinder (1) into the mounting bracket on the front frame.
Illustration 15 g00853790
Illustration 16 g00853776
Install pin (15) into the head end of steering cylinder (1). Install bolt (13), washer (14), and washer (12) into the pin at the head end


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