MacDon D50 - Installing Draper Idler Roller; Replacing Draper Roller Bearing and Seal

169441 193 Revision D
Installing Draper Idler Roller
The roller needs to be installed after it has been repaired or replaced
1009591
A
B
C
A
Figure 4.148: Idler Roller
1. Position the stub shaft into the idler roller in forward
arm (B) on the deck.
2. Push on the roller to slightly deflect the forward arm so the
stub shaft at the rear of the roller can be slipped into rear
arm (C).
3. Install bolts (A) with washers, and torque them to 93 Nm
(70 lbf·ft).
4. Wrap the draper over the idler roller, close the draper, and
set the tension. For instructions, refer to 4.9.3 Installing
Split Drapers, page 183.
5. Run the machine and verify the draper tracks correctly.
Adjust the draper tracking if required. For instructions, refer
to 4.9.6 Adjusting Draper Tracking, page 188.
Replacing Draper Roller Bearing and Seal
You will need a slide hammer to remove and replace the bearing on a drive roller.
DANGER
To prevent bodily injury or death from the unexpected start-up or fall of a raised machine, always stop the engine and
remove the key before leaving the operator’s seat, and always engage the safety props before going under the
machine for any reason.
WARNING
To prevent bodily injury from the fall of a raised reel, always engage the reel safety props before going under the
raised reel for any reason.
1. Raise the reel fully.
2. Raise the header fully.
3. Shut down the engine, and remove the key from the ignition.
4. Engage the header safety props.
5. Engage the reel safety props. For instructions, refer to 3.10.1 Engaging Reel Safety Props, page 36.
6. Remove the appropriate roller assembly. For instructions, refer to
• Removing Draper Drive Roller, page 189
• Removing Draper Idler Roller, page 191
MAINTENANCE AND SERVICING