- This covers tasks like cleaning, replacing toner or ink cartridges, and checking for worn parts that can prevent malfunctions. 3. **How often should preventative maintenance be scheduled for office printers and copy machines?

- This covers tasks like cleaning, replacing toner or ink cartridges, and checking for worn parts that can prevent malfunctions. 3. **How often should preventative maintenance be scheduled for office printers and copy machines?
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