BRASSELER USA NL4500, Руководство по эксплуатации

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10. Routine Maintenance Checks
Perform periodical maintenance checks every three months, referring to the check sheet below. If any abnormalities are
found, contact Brasseler USA.
Points to Check Details
Head cap is loose Check that the Head Cap is firmly tightened.
Rotation
Rotate the handpiece and check for abnormalities such as abnormal rotation, vibration,
noise, and overheating.