MacDon D65 SP DHOM - Manual (Page 200)

MAINTENANCE AND SERVICING
6.7.8 Draper Roller Maintenance
The draper rollers have non-greaseable bearings. The external seal should be checked every 200 hours (and
more frequently in sandy conditions) to obtain the maximum bearing life.
Inspecting Draper Roller Bearing
Procedure to inspect draper roller bearings.
1. If a bad bearing is suspected in one of the
draper rollers, a quick way to check is using a
infrared thermometer.
2. Engage header and run for approximately 3 minutes.
3. Check the temperature each of the roller
arms (A), (B), (C) on each deck. They should not
exceed 80 F° (44 C°) above ambient temperature.
Figure 6.125: Roller Arms
Draper Deck Idler Roller
Removing Draper Idler Roller
1. If draper connector is not visible, engage the header
until the connector is accessible, preferably close to the
outboard end of the deck.
2. Raise header and reel, shutdown the combine.
3. Engage combine safety props and reel lift cylinder
safety props.
4. Loosen draper by turning adjuster bolt (A)
counterclockwise.
Figure 6.126: Tensioner
169899 188 Revision A