SPIDER AS-FAN 1978159 - Caterpillar

When using the scarifier, the frame must be straight.When carrying the scarifier in the fully raised position, do not allow the scarifier beam to contact the drawbar.Raise the scarifier when turning, to avoid damage to the teeth.
Illustration 1 g00130785
Enter the material gradually, while you travel in a straight line.
Illustration 2 g00130786
Use all shanks in light material. Use fewer shanks in heavier material.
Illustration 3 g00130790
Keep the scarifier at the depth that is allowed by conditions. Match the travel speed to the work load.Work downhill on grades.
Illustration 4 g00130787
Dig under the paving surface and lift the scarifier in order to break up the paving surface.
Illustration 5 g00130789
If the material is hard, angle the front scarifier. Refer to the Operation and Maintenance Manual, "Scarifier Digging Angle" in order to set the scarifier digging angle.When you are level grading, all the teeth can remain in the front scarifier.
Illustration 6 g00215950
When you operate the blade in reverse or when you are ditching, remove all the front scarifier teeth and set the lift links (1) at the shortest distance. Use the scarifier control and raise the scarifier to the highest position.When dirt accumulates on the scarifier, clean the scarifier.