16M Series 3 and 18M Series 3 Motor Grader Caterpillar

Introduction

The following will explain the procedure for purging the steering system.

Required Tools

Machine Preparation

1. Move the machine to a smooth horizontal location.

2. Chock the wheels.

3. Lower all of the implements.
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   Illustration 1	g03863275
   View of front axle

4. Install bolt and washer (F) into the location shown in Illustration 1.
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   Illustration 2	g01459676
   Typical top view of front axle (1) Steering cylinders (2) Plugs

5. Remove plugs (2) from each steering cylinder (1).

6. Use the parts that are listed in Table 1 in order to connect the port of the rod end to the port of the head end. Perform this procedure for both of the cylinders.

Purge Procedure (Steering System)

1. Start the engine and operate the engine at low idle.

2. Align the left-hand joystick control so that the joystick control will match the steering angle of the front wheels.

3. Move the left-hand joystick control all the way to the left and hold for 30 seconds.

4. Move the left-hand joystick control all the way to the right and hold for 30 seconds.

5. Shut off the engine.

6. Remove the parts that are listed in Table 1 from locations (1) and (2).

7. Check the oil level in the hydraulic tank.