MacDon FD75 OM - Manual (Page 360)

MAINTENANCE AND SERVICING
4. Install new bearing assembly (A) into roller by pushing
on outer race of bearing. The bearing is fully positioned
when the 9/16 in. (14 mm) dimension (B) is achieved.
5. Apply the recommended grease in front of bearing.
See
6.2.2 Recommended Fluids and Lubricants, page
244 .
6. Locate seal (C) at roller opening, and position a flat
washer (1.0 in. I.D. x 2.0 in. O.D.) on seal.
7. Tap seal into roller opening with a suitable socket on
the washer until it seats on the bearing assembly (A).
The seal (C) is fully positioned when the 1/8 in. (3 mm)
dimension (D) is achieved.
Figure 6.185: Drive Roller Bearing
Installing Side Draper Drive Roller
NOTE:
Motor with two bolts shown during installation,
may have four bolts.
1. Install the drive roller (B) between the roller support
arms. Install bolt (A) that holds the drive roller to the
arm closest to the cutterbar. Torque bolt to 70 ft·lbf
(95 N·m).
2. Grease motor shaft and insert into the end of the
drive roller.
Figure 6.186: Drive Roller
3. Secure motor to the roller support with four bolts (A).
Torque to 20 ft·lbf (27 N·m).
NOTE:
Tighten any loosened bolt and reinstall plastic
shield (B), if removed.
4. Tighten the two set screws through access hole (C).
Figure 6.187: Drive Roller
169894 346 Revision A