MacDon R1 Series Operator's Manual page 223

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.
3. If the rotary disc pull-type is raised:
a. Place blocks under each end, or just inside each end, of the cutterbar.
b. Lower the rotary disc pull-type onto the blocks.
c. Shut down the engine, and remove the key from the ignition.
d. Close the lift cylinder lock-out valves. For instructions, refer to
4. Remove any debris on the cutterbar which could obstruct the installation of the outboard rock guard.
5. Apply medium-strength threadlocker (Loctite
equivalent) to bolt (B).
NOTE:
Some parts have been removed for clarity.
6. With a single washer, install bolt (B) onto the cutterbar.
7. Angle rock guard (A) outward as shown. Align the slot in the
side plate between the washer and the cutterbar on rear
M16 bolt (B).
8. Rotate the rock guard toward the center of the rotary pull-
type disc until the tabs on the front of the rock guard are
supported by the cutterbar.
9. Using a rubber mallet, tap rock guard (A) so that it is
parallel and flush against cutterbar (B).
262634
MAINTENANCE AND SERVICING
3.1.1 Engaging Locks, page
®
242 or
Figure 4.105: Left Outboard Rock Guard – Angled
Figure 4.106: Outboard Rock Guard
205
35.
B
A
B
A
Revision A