JET 1397904 - Caterpillar

Removal Procedure
Personal injury can result from hydraulic oil pressure and hot oil.Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.Make sure all of the work tools have been lowered to the ground, and the oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.
Release the system pressure.
Tilt the cab. Refer to Operation and Maintenance Manual, "Cab Tilting" for the correct procedure.
Illustration 1 g01396197
Attach a suitable lifting device to cab tilt cylinder (1). The weight of cab tilt cylinder (1) is approximately 91 kg (200 lb).
Illustration 2 g01396202
Remove cotter pin (2), washers (3), and pin (4). Retract cab tilt cylinder (1).
Turn the battery disconnect switch to the OFF position.
Illustration 3 g06100381
Disconnect hose assemblies (5).
Remove cotter pin (8), washers (7), and pin (6) from the head end of the cab tilt cylinder.
Remove the cab tilt cylinder.Installation Procedure
Install the cab tilt cylinder in the reverse order of removal.Disassembly and Assembly Information
Illustration 4 g01396619 (1) Locknut (2) Wear ring (3) Gland (4) O-ring seal (5) Backup ring (6) Set screw (7) Buffer seal assembly (8) Wear ring (9) U-cup seal (10) Wiper seal