5-22
Cleaning the Duct
The glue regin is stuck on the inside wall of the duct for the long-term use. Remove the glue regin once six months. If
the glue regin is left unremoved, it may drop and stain the book.
Turn the power switch off.
Remove the glue regin stuck on the inside
wall of the duct.
• If much stain is stuck, wipe the regin off using a
cloth moistened with alcohol.
180
Glue regin is
accumulated here.
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