Humboldt H-4215 Rapid Soil Processor User Manual
Page 4
4. If the machine is not used constantly, let the material dry on the screen.
Then start the machine and tap the screen with the rubber mallet.
5. Wipe all parts which come in contact with the processed material, with
a damp cloth containing light oil. This will prevent the material from
sticking but will not affect the test results.
Accessory Parts for Screen Replacement
(6) 114-20 Flat head screen-retaining screws and nuts.
(4) 1I4" Hex-head screen-retaining strip screws.
(1) Screen: H-4215.32
Screen Replacement Procedure
Note: The drum should be aligned with screen towards the front of the
machine. Should it become necessary to rotate the drum during
the following procedure, be sure the machine is turned Off and
Unplugged prior to continuing
I. Remove retaining strip on top of drum.
2. Remove 114-20 screen-retaining screws (six pieces) and lock washers.
3. Remove the old screen and replace it with new.
4. Replace six 1/4-20 flat head screen retaining screws.
5. Replace retaining strip on top of drum.
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