Brother DCP-J4110DW Service Manual page 136

 CR frame (bottom face)
Apply a 1 mm diameter ball of grease (FLOIL BG1319) to each of the 2 lubrication points
below.
 Paper ejection roller
Apply grease here.
CR frame
15 1
3-9
Lubrication points
64 1
CR guide rail
: Grease (1 mm diameter ball)
(mm)
(3_003_S13E)
(3_116_E)
Confidential