SPECIAL AR-DIRECT DRIVE 1851748 - Caterpillar

Removal Procedure
Start By:
Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
At operating temperature the implement hydraulic oil tank is hot and under pressure. Hot oil can cause burns.To prevent possible injury, release the pressure in the implement hydraulic system before hydraulic lines or components are disconnected or removed.
Note: Put identification marks on the hose assembly and plug the hose assembly. This will help to prevent fluid loss and this will help to keep contaminants from entering the system.
Illustration 1 g00690021
Open right side access door (1) .
Illustration 2 g00690026
Disconnect hose assembly (4) .
Remove bolts (2) .
Remove valve (3) from the machine.
Illustration 3 g00690028
Remove O-ring seals (5) from valve (3) .Installation Procedure
Check the condition of the O-ring seals. If any O-ring seals are worn or damaged, use new parts for replacement.
Illustration 4 g00690028
Install O-ring seals (5) in valve (3) .
Illustration 5 g00690026
Install valve (3) in the machine.
Install bolts (2) .
Connect hose assembly (4) .
Illustration 6 g00690021
Close right side access door (1) .End By: Separate the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect" for the machine that is being serviced.