MacDon M Series Unloading And Assembly Instructions page 132

6. Adjust position of the center-link cylinder (A) with
the REEL UP and REEL DOWN switches on the
GSL until the hook is positioned above the header
attachment pin.
IMPORTANT:
Hook release must be down to enable self-locking
mechanism. If the release is open (up), manually
push it down after hook engages header pin.
7. Lower center-link (A) onto the header with REEL
DOWN switch until it locks into position (hook
release [B] is down).
8. Check that center-link is locked onto header by
pressing the REEL UP switch on the GSL.
CAUTION
Check to be sure all bystanders have cleared the area.
9. Press the HEADER UP switch (A) to raise header to
maximum height.
NOTE:
If one end of the header does NOT fully rise, rephase
the lift cylinders as follows:
a. Press and hold the HEADER UP switch until both
cylinders stop moving.
b. Continue to hold the switch for 3–4 seconds.
Cylinders are now phased.
NOTE:
It may be necessary to repeat this procedure if
there is air in the system.
147962
ASSEMBLING THE WINDROWER
Figure 3.210: Hydraulic Center-Link
Figure 3.211: Ground Speed Lever
118
Revision A