HOSE AS 3079001 - Caterpillar

Removal Procedure
Start By:
Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
Park the machine on a flat, level surface. Lower the blade to the ground. Chock the wheels in order to keep the machine from rolling when the drive shaft is removed.
Release the parking brake in order to turn the center drive shaft.
Put alignment marks on all components for installation purposes.
Illustration 1 g01318318
Remove bolts (1) and straps (2). Disconnect center drive shaft (3) from the transfer gear case.Note: Discard bolts (1) after bolts (1) are removed.
Illustration 2 g00499854
Remove bolts (4) and straps (5). Disconnect the center drive shaft from the parking brake.Note: Discard bolts (4) after bolts (4) are removed.
Remove center drive shaft (3) from the machine.Installation Procedure
When the center drive shaft is installed, it must be installed in phase with the front and rear drive shafts. Serious component damage could occur. Be certain that all the joint group, all the yokes, and all the lubricating fittings are aligned.
Illustration 3 g00499854
Carefully install center drive shaft (3) .
Install new bolts (4) and install straps (5). Tighten bolts (4) to a torque of 135 15 N m (100 11 lb ft).
Illustration 4 g01318318
Install new bolts (1) and install straps (2). Tighten bolts (1) to a torque of 135 15 N m (100 11 lb ft).
Lubricate center drive shaft (3). Refer to Operation and Maintenance Manual, "Drive Shaft Spline (Center) - Lubricate".End By: Separate the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".