MacDon FD75 OM - Manual (Page 228)

HEADER ATTACHMENT/DETACHMENT
4. Lift lever (A) on adapter at left side of feeder house, and
push handle (B) on combine so that hooks (C) engage
pins (D) on both sides of the feeder house.
5. Push down on lever (A) so that slot in lever engages
handle to lock handle in place.
6. If hook (C) does not fully engage pin on adapter when
(A) and (B) are engaged, loosen bolts (E), and adjust
lock as required. Retighten bolts.
Figure 5.59: Feeder House Locks
7. Open cover (A).
8. Push in lock button (B), and pull handle (C) halfway up
to open position.
9. Clean coupler face.
Figure 5.60: Adapter Receptacle
10. Remove hydraulic quick coupler (A) from storage plate
on combine, and clean mating surface of coupler.
Figure 5.61: Combine Coupler
169894 214 Revision A