Installing Large Non-Driven Drums - MacDon R1 Series Operator's Manual

5. Place a wooden block between the two cutterbar discs to
prevent the disc from rotating while you are loosening the
blade bolts.
6. Remove eight M8 bolts and washers (A) securing cover (B)
to the non-driven drum. Remove the cover.
7. Remove four M10 bolts (A) from inside the drum.
8. Remove the wooden block.
9. Remove drum/disc (B).

Installing Large Non-Driven Drums

Before installing the large non-driven drum, ensure that the spacer is in place.
DANGER
To prevent injury or death from the unexpected start-up or fall of a raised machine, always stop the engine and remove
the key from the ignition before leaving the operator's seat or making adjustments to the machine. If the rotary disc
pull-type is raised, always close the lock-out valves, and place blocks under the rotary disc pull-type. Never work on or
beneath an unsupported rotary disc pull-type.
DANGER
Ensure that all bystanders have cleared the area.
WARNING
Exercise caution when working around the blades. Blades are sharp and can cause serious injury. Wear gloves when
handling blades.
1. Position the rotary disc pull-type at an appropriate height for the task.
2. Shut down the engine, and remove the key from the ignition.
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MAINTENANCE AND SERVICING
Figure 4.151: Non-Driven Drum
Figure 4.152: Non-Driven Drum
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A
B
B
A
Revision A