Brother MFC5100C Service Manual page 102

(3) Remove the screw from the eccentric bushing R, then turn it to align its boss with the cutout
provided in the main chassis and pull it out. The wavy washer also comes off.
NOTE: Take care not to lose the wavy washer.
(4) Pull out the carriage rail to the right.
NOTE: The oil-impregnated carriage felt will drop from the carriage.
(5) At the left side of the main chassis, remove the screw from the eccentric bushing L, if
necessary.
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