Humboldt H-4215 Rapid Soil Processor - Manual (Page 3)

Operating Instructions
1. Be sure that the Automatic Kill Switch (H-4215.50) is properly set
before starting the machine.
2. Detach weight from the Pressure Plate Arm (H-4215.3.4).
3. Release Catch (H-4215.3.12) on the Pressure Plate Guide and open the
material container space.
4. Be sure the Guard, (H-4215.9), is in place.
5. Both Switches (H-4215.50.1), must be correctly set to start the test.
The yellow guard switch has to be closed and the pressure plate switch
has to be open.
6. Fill the machine with material to be processed. When full, attach the
weight to the pressure plate arm.
7. On some impervious materials, the cut face of the material will appear
glazed slowing the cutting process. Stop the machine and break up the
material. Resume operation.
8. If gravel accumulates on the face of the material, stop the machine,
open the pressure plate, and remove the rock.
Maintenance
1. The Pillow Block Bearings on the drum should be greased
once every six months. Be careful not to blow the grease seals on
the bearings.
2. Do not oil the chain drive. Check periodically for slack in the chain-keep
the chain tight.
3. Check oil level in the gear box every six months.
4. All Bearings are stock items in most localities and can be replaced with
a minimum of down time.
5. To change the screen see the ”Screen Replacement Procedure“.
6. Pre-shaped Screens (H-4215.32) may be ordered from Humboldt.
Unit Cleaning
1. Release Pressure Plate (H-4215.3 and H-4215.3.12), and bring to open
position; by lifting out the Pressure Plate (H-4215.3.4), the machine will
open, exposing the inside of the Pressure Plate, Plate Guide, Screen
and Table Top.
2. The Cleaning Attachment on the back side, will help clean the Screen
by letting the machine run a short time while it is empty.
3. Tools used in cleaning the machine are a Wire Brush, Rubber Mallet,
Bristle Brush, Spatula and Knife.