Removing Cutterbar Discs - MacDon R113 Operator's Manual

1. Ensure that the discblade fasteners (A) are securely
attached to the cutterbar disc and that nut shields (B)
are present and undamaged. Replace as required.
2. Check that the cutterbar disc bolts (C) are securely
attached to the spindles. Tighten as required.
3. Inspect the cutterbar disc surface (D) for cracks,
excessive wear, and disc distortion. Replace as
required.
4. Inspect the cutterbar disc edges (E) for cracks,
excessive wear, and edge distortion. Replace as
required.
NOTE:
Cutterbar discs are NOT repairable and must be
replaced if damaged.

Removing Cutterbar Discs

DANGER
To avoid bodily injury or death from unexpected start-up or fall of a raised machine, stop engine, remove
key, and engage windrower lift cylinder safety props before going under machine for any reason.
CAUTION
Discblades have two sharp cutting edges that can cause serious injury. Exercise caution and wear gloves
when working with blades.
1. Raise self-propelled disc header fully, shut off engine, and remove key.
2. Engage windrower lift cylinder safety props. Refer to
page 24.
3. Open cutterbar doors (A). Refer to
Cutterbar Doors, page
214077
MAINTENANCE AND SERVICING
3.8.2 Opening
65.
A
C
B
E
Figure 4.14: Cutterbar Disc
3.3 Engaging and Disengaging Header Safety Props,
A
Figure 4.15: Cutterbar Doors
113
A
C
B
D
Revision A