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j Put a piece of paper (Letter or A4) on the belt unit to prevent damage to the belt unit.
Routine maintenance
l Match the guide ends (2) of the drum unit to the c marks (1) on both sides of the machine, then gently slide the drum unit into the machine until it stops at the green lock lever.
1
2
k Make sure the green lock lever (1) is in the release position as shown in the illustration.
1
A
m Turn the green lock lever (1) clockwise to the lock position.
1
89