TA Triumph-Adler LP 4024 - Manual (Page 160)

Cleaning
2-12
5
After cleaning the charger wire and grid, push the charger unit all
the way in and close the side cover.
2.3.3 Paper Feed Unit
To avoid print quality problems due to paper dust and debris, clean the
paper feed unit in the following manner.
1
While pulling the paper feed unit release lever, pull out the paper
feed unit.
Paper Feed
Unit
Paper Feed Unit Release Lever