Brother MFC-9320CW Service Manual page 206

(11) Assemble the Back cover stopper L and Back cover stopper R to the Main body.
Main body
(12) Close the Back cover.
(13) After replacing the Fuser unit, reset the counter. (Refer to
Maintenance Parts Life" in
Back cover stopper R
Fig. 4-23
Fig. 4-24
Chapter7.)
4-16
Back cover stopper L
Back cover
<Back side>
Back cover
<Back side>
"2.1 Resetting the Periodical
Hook
Confidential