Brother HL-4000CN Service Manual page 207

2.5.23 Holder retard
1) Remove the clutch ASSY friction on the shaft retard from the cassette.
2) Release the hook of the spring retard hitched to the bottom groove of the holder
retard from the cassette.
3) Release the hook securing the top portion of the holder retard from the cassette and
move the holder retard leftward.
Clutch ASSY friction
4) Pull out the right end of the holder retard slightly from the cassette and extract the
holder retard and remove.
Spring retard
Fig.4-125
Fig.4-126
IV-75
Holder retard
Holder retard