CI Maintenance 7
5977B Series MSD Operating Manual 219
5 Ultrasonically clean the parts (each group separately) for 15 minutes. For
dirty parts, use all three solvents in the order shown, cleaning 15 minutes
with each of the following solvents:
• Methylene chloride (reagent-grade)
• Acetone (reagent-grade)
• Methanol (reagent-grade)
For routine cleaning, cleaning with methanol is sufficient.
6 Place the parts in a clean beaker. Loosely cover the beaker with clean
aluminum foil (dull side down).
7 Dry the cleaned parts in an oven at 100 °C for five to six minutes.
Al
All of these solvents are hazardous. Work in a fume hood and take all appropriate
precautions.
Let
Let the parts cool before you handle them.
Take care to avoid contaminating cleaned and dried parts. Put on new, clean gloves before
handling the parts. Do not set the cleaned parts on a dirty surface. Set them only on clean,
lint-free cloths.
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