MacDon FD75 OM - Manual (Page 236)

HEADER ATTACHMENT/DETACHMENT
2. Start engine, and slowly drive combine up to header
until feeder house is directly under the adapter top
cross member (A), and alignment pins (B) are aligned
with holes (C) in adapter frame.
Figure 5.80: Adapter
Figure 5.81: AGCO except Gleaner R and S
Series and LL Models
Figure 5.82: Gleaner R and S Series
169894 222 Revision A