Oki MC853 User Manual page 712

10.
Lift the release levers (6) on the fuser unit, and pull out the
jammed paper forward gently.
11.
If jammed paper remains in the machine, hold the both sides of the
paper to remove it gently.
12.
Hold the fuser unit handle (5) and place the fuser unit into the
machine.
13.
Push the left lock lever (4) of the fuser unit backward.
14.
Return all four image drums into the machine carefully.
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