MacDon FD75 OM - Manual (Page 407)

MAINTENANCE AND SERVICING
10. Move wing upward with torque wrench (A) until pointer
lower alignment tab (C) lines up with upper edge of
top-link (B). Observe indicator reading (A) on wrench
and record it.
Figure 6.297: Balance Linkage
11. Move wing downward with torque wrench (A) until
pointer upper alignment tab (C) lines up with the lower
edge of the top-link (B). Observe indicator reading (A)
on the wrench and record it.
• If the difference between the readings is 1 or less, the
wing is balanced and no further adjustment is required.
Follow the steps below to reinstall the linkage cover.
• If the difference between the readings is more than 1,
the wing is not balanced. Refer to 6.14.2 Adjusting Wing
Balance, page 395 .
Figure 6.298: Balance Linkage
• If the indicator range is as shown at right, the wing is
too light.
Figure 6.299: Wrench Indicator
169894 393 Revision A