MacDon R85 Rotary Disc 16 Foot Self-Propelled Windrower Headers - Manual (Page 151)

MAINTENANCE AND SERVICING
2. Open the driveshield. See Section 5.4 Driveshields,
page 28 .
Figure 7.48
3. Inspect the condition of belt (A). Replace if damaged
or showing signs of cracking or separation.
4. Check that adjuster nuts (B) is tight.
5. Check that end of slots (C) are aligned with plate (D).
6. If necessary, adjust tension as follows:
a. Loosen jam nut (E).
b. Turn adjuster nut (B) until end of slots (C) are
aligned with plate (D).
c. Tighten jam nut (E).
7. Close driveshield.
Figure 7.49
169457
143
Rev. F