MacDon 974 FlexDraper - Manual (Page 92)

Form # 147083 Issue 01/07 90
• 0 GAP FOR CUTTING ABOVE GROUND
• ALIGN FLOAT ARM WITH NOTCH FOR
CUTTING ON GROUND (1/2 “ GAP)
D
A
UNLOADING & ASSEMBLY
974 FLEX HEADER: WING FLOAT SET-UP AND PRE-DELIVERY CHECK
11. Reduce adapter float spring setting for field.
a) For cutting on the ground:
• Leave float gap at 1/2” (13 mm), aligning float
arm with notch (D). This setting should
require about 30 pounds (135 N) to raise right
or left divider.
• Unlock wing float prior to operation.
b) For cutting off the ground:
• Lock wing float.
• Set header 6” (150 mm) above ground.
• Reduce float (loosen float spring adjusting
bolts) until right and left float arms are in
contact with down stops at (A).
• Check float at divider point. It should require
about 50 pounds (225 N) to raise right or left
divider. Readjust float springs as required.
See Adapter Operator’s Manual for
adjustment procedure.