AR-M351U, AR-M451U (serv.man12). Maintenance details of following sections, 2-Fuser, 3-Paper Feed - Sharp Copying Equipment Service Manual (repair manual). Page 6

AR-M351U/M451U, AR-M355U/M455U  MAINTENANCE AND DETAILS OF EACH SECTION  7 - 26

1) Remove the fusing unit.

2) Open the fusing unit.

3) Remove the fusing rear upper PG.

4) Remove the heater lamp.

5) Remove the upper heat roller, the roller stopper. The upper

heat roller gear, and the upper heat roller bearing.

1) Remove the fusing unit.

2) Open the fusing unit.

3) Remove the fusing rear upper PG.

4) Remove the heater lamp.

5) Remove the upper heat roller.

6) Remove the screw, and remove the electrode plate and the

thermostat.

∗

When installing, check to confirm that the screws are securely
tighten again. (If any screw is loosened, a bad contact may
cause heating.)

This section picks up paper in the cassette and feed it to the trans-
port roller section.

The capacity of the paper feed tray is 550 sheets for 64g/m

2

 or

500 sheets for 80g/m

2

.

There are three kinds of the paper feed desk: 3-stage paper feed
desk (AR-D27), 2-stage paper feed desk (AR-D28), and 1-stage
paper fed desk (AR-MU2). For details, refer to the AR-D27/D28/
MU2 Service Manual.