MacDon FD75 OM - Manual (Page 152)

OPERATION
1. To set the float for cutting on the ground:
a. Ensure that the header float locks are disengaged.
Refer to
Locking/Unlocking Header Float, page
142 .
b. Lower feeder house with combine header controls
until float indicator (A) reaches the desired float
value (cutterbar ground force). Use “2” initially and
adjust accordingly.
Figure 4.200: Cutting on the Ground
2. To set the float for cutting off the ground:
a. Set up the stabilizer wheels. Refer to Cutting Off
The Ground, page 51 .
b. Note the float value on the float indicator and
maintain this value during operation, disregarding
minor fluctuations on the indicator.
Checking and Adjusting Header Float
To check and adjust the header float, follow these steps.
1. Park combine on level surface.
2. Fully lower the reel, and adjust the fore-aft position to
‘5’ on decal on the right side reel arm.
Figure 4.201: Fore-Aft Position
169894 138 Revision A