Brother DCP-9055CDN Service Manual page 522

(5) Turn the MP separation pad ASSY upright to remove it from the MP unit.
MP separation pad ASSY
Pin
(6) Remove the MP separation pad spring from the two Pins of MP unit.
MP separation pad spring
(7) After replacing the MP paper feeding kit, reset the counter. (Refer to
Function" in Chapter
5b
5a
5a
Fig. 7-70
Fig. 7-71
5.)
7-40
Pin
5b
MP separation pad ASSY
Pin
MP unit
Pin
MP unit
"2.2 Parts Life Reset
Confidential