HOSE AS 3481764 - Caterpillar

Illustration 1 g01815854
Remove the cap from the hydraulic tank. Install Tooling (A) onto the hydraulic tank. Attach an air supply hose to Tooling (A) . Apply 276 to 414 kPa (40 to 60 psi) of air. This procedure will pull vacuum on the hydraulic system.
Illustration 2 g01818814
Remove four bolts (2) , guard (3) , and open guard assembly (1) . Repeat for the opposite side.
Illustration 3 g02387305
Remove bolts (5) and position bracket assembly (4) out of the way.
Illustration 4 g01825204
Remove plate assembly (6) .
Illustration 5 g01826135
Illustration 6 g01826133
Remove clip (8) from guard (7) .
Remove cover (9) . Use two people in order to remove cover (7) and plate assembly (10) . The combined weight of cover (7) and plate assembly (10) is approximately 34 kg (75 lb). Remove bolts (11) , cover (7) , and plate assembly (10) .
Illustration 7 g02387316
Remove hose assemblies (12) and the brackets. Disconnect harness assembly (14) . Remove bolts (13) and plate assembly (15) .
Illustration 8 g02387364
Attach a suitable lifting device to the piston motor and fan (16) . The weight of piston motor and fan (16) is approximately 59 kg (130 lb). Remove bolts (17) . Remove the piston motor and fan (16) .
Illustration 9 g01824946
Remove bolts (19) and fan (18) .
Illustration 10 g02387370
Remove bolts (21) and piston motor (20) from support assembly (22) .
Illustration 11 g01824948
Illustration 12 g01824949
Remove nut (23) . Use Tooling (A) in order to remove adapter (24) .
Illustration 13 g02387371
Remove bolts (26) and piston motor (20) from plate (25) .Installation Procedure
Install the piston motor and fan (16) in the reverse order of removal.
Tighten nut (23) to a torque of 115 7 N m (85 5 lb ft).
Fill the hydraulic system with oil. Refer to Operation and Maintenance Manual, "Hydraulic System Oil Level - Check".