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Maintenance
92
Washing the extraction tank
If the extraction tank gets dirty, it becomes difficult to see the oil-water boundary surface
through the extraction tank window. Wash the extraction tank on a regular basis.
Maintenance interval guideline
Once a year or if it becomes difficult to see the oil-water boundary surface through the
extraction tank window
Items required
Tissue paper
Pure water or clean solvent S-316 (optional)
Note
Use pure water or clean solvent S-316 to wash the extraction tank.
Work procedure
Note
Observe the precautions below when working.
If assembling the extractor after washing, make sure the packing is not twisted and the fixing
screw is not loose. If the packing is twisted or the fixing screw is loose, liquid will leak from that
part.
1.
Turn OFF the power.
2.
Remove the sample inlet and open the right cover.
CAUTION
Chemical hazard (solvent S-316)
Inhalation or accidental ingestion of a large amount of solvent S-316 may be harmful.
Observe the following rules when handling:
• Ventilate the work area sufficiently.
• Wear a protective mask and protective gloves.
• Wash hands well after handling the solvent.
Take care not to pinch your fingers when opening or closing the right cover.
During closing the right cover, do not release your hand until you hear a click sound.