MacDon DWA - 4.1.6 Maintaining Draper Rollers

215626 77 Revision A
4.1.6 Maintaining Draper Rollers
The draper rollers have sealed bearings. The seals on the bearing should be checked every 200 hours (more frequently in
dusty operating conditions) to ensure the service life of the bearings. Remove the front skid to inspect the seals on the
bearings.
Removing and Reinstalling Drive Roller
The front skid and draper must be removed to access the drive roller.
DANGER
To avoid bodily injury or death from unexpected start-up or fall of raised machine, stop engine, remove key, and engage
safety pin before going under machine for any reason.
1. Shut down the engine, and remove the key from the ignition.
2. Ensure that the deck safety pin is engaged.
3. Remove the front skid. Refer to 4.1.4 Adjusting Front Skid, page 74 for instructions.
4. Remove the draper. Refer to 4.1.3 Replacing Draper, page 74 for instructions.
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Figure 4.11: Draper Drive Roller
5. Loosen two jam nuts (A) and set screws (B).
NOTE:
The second jam nut and set screw are not visible in this
illustration.
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Figure 4.12: Draper Drive Roller
6. Remove bolt and washer (B) at the front of drive roller (A).
The arm can be pulled out of the deck.
7. Slide the drive roller off of the DWA motor shaft.
8. If you need to repair the bearing or seal, refer to 4.1.7
Replacing Draper Roller Bearing and Seal, page 79.
To reinstall the drive roller on the deck:
MAINTENANCE AND SERVICING