ELECTRONICS GP-MACHINE 3835382 - Caterpillar

Check all of the O-ring seals and the components for wear of damage. Replace the components, if necessary.
Lubricate all of the O-ring seals lightly with the lubricant that is being sealed.
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Install wear ring (21) and U-cup seal (20) in gland (17).
Install backup ring (19) and O-ring seal (18) on the outer diameter of gland (17).
Insert gland (17) in the end of the tube (16).
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Use Tooling (A) in order to rotate the cylinder. Install two bolts to hold the cylinder in position.
Use Tooling (H) and a suitable lifting device in order to lower tube (16) and the gland into the bore of the cylinder. The weight of tube assembly (16) and the gland is approximately 31 kg (68 lb).
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Install Tooling (D) in order to retain tube (16). Use Tooling (A) to rotate the cylinder.
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Install wear ring (15), ring seal (14), and lip seal (13).
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Use Tooling (A ) in order to rotate the cylinder.
Apply clean oil to cylinder rod assembly (11). Use Tooling (E), Tooling (F), and a suitable lifting device in order to lower rod assembly (11) into the bore of the cylinder. The weight of rod assembly (11) is approximately 113 kg (250 lb).
Illustration 6 g02442398
Illustration 7 g02442416
Use Tooling (E) and Tooling (J) in order to press rod assembly (11) into the bore of the cylinder.
Place ball (12) in position in the rod assembly.
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Apply clean oil to wear ring (10). Install wear ring (10) onto piston (9).
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Position piston (9) on rod assembly (11). Use Tooling (J) to press piston (9) and the rod assembly into the cylinder.
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Install bolts (8). Tighten bolts (8) to a torque of 135 20 N m (100 15 lb ft).
Illustration 11 g02442243
Install O-ring seal (7) and ring (6) onto head (4).
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Apply a thin coat of Tooling (K) to the surface between the tube assembly and head (4).
Position head (4) on the cylinder. Use the alignment marks in order to position the head. Install bolts (5).
Illustration 13 g02438416
Use a suitable press in order to install bearing (3). Install retaining ring (2) in the down position. Install bearing cap (1).
Fill the lower cavity with Tooling (L) at the grease fitting.
Remove the suspension cylinder from Tooling (A). The weight of the suspension cylinder is 315 kg (695 lb). End By:
Install the front wheel, the bearing, and the Duo-Cone Seal Gp. Refer to Disassembly and Assembly, "Front Wheel, Bearing, and Duo-Cone Seal - Install".
Install the charging valves. Refer to Disassembly and Assembly, "Valve (Suspension Cylinder Charging) - Remove and Install".
Install the front suspension cylinder. Refer to Disassembly and Assembly, "Front Suspension (Cylinder) - Install".