BEARING 5371478 - Caterpillar

The Procedure Before The Accumulator Bleeds Down
When the engine is running, the bulldozer blade can be lowered by pushing the implement control lever forward. For a short period of time, after the engine has been stopped, the bulldozer blade can be lowered by pushing the implement control lever forward.
Illustration 1 g01065923
Make sure that hydraulic shutoff switch (1) has not cut inputs to the hydraulic control circuit. The implement lever and the hydraulic valves must be active.
LOWER - Push the implement control lever (2) forward in order to lower the bulldozer blade. Release the lever. The lever will return to the HOLD position.
LOWER - Push on the bottom of the ripper control lever (3) in order to lower the ripper. Release the lever. The lever will return to the HOLD position. The Procedure After The Accumulator Bleeds Down
After the engine has been stopped for a short period of time the control levers will not lower the implements to the ground.There is a mechanical method that can be used to lower the attachments.
Illustration 2 g01110702
Right side view
Illustration 3 g01065948
Left side viewRelieve the pressure in the hydraulic tank.Remove the cover from the cab. The dozer/ripper valves are located on the right side in front of the ROPS post.A bolt (4) with "9/16 - 18 x 64 mm" threads may be used to lower the implements.Remove fitting (5) at the top of the bulldozer valve and slowly insert the bolt in order to lower the bulldozer.Remove fitting (6) at the bottom of the ripper valve and slowly insert the bolt in order to lower the ripper.Install the fittings and close the cover. Thread bolt (4) to the nut, as shown.