Brother MFC8420 Service Manual page 138

(13) Remove the HR bearing 25.
(14) Remove the HR gear 34.
(15) Remove the HR retaining ring 25.
(16) Remove the heat roller washer 25.
(17) Remove the HR bearing 25.
HR bearing 25
!
CAUTION:
Never touch the surface of the heat roller.
NOTE:
• When re-assembling the heat roller 25 to the FU frame upper, place the two projections
onto the bosses on the frame as shown in the figure below.
HR bearing 25
(boss)
Heat roller 25
HR retaining ring 25
Fig. 4-101
HR gear 34
Fig. 4-102
4-57
MFC-8420/8820D/8820DN, DCP-8020/8025D/8025DN
HR bearing 25
Heat roller washer 25
HR gear 34
(projection)
Heat roller 25
SERVICE MANUAL