MacDon M155 Operators Manual - Manual (Page 175)

OPERATION
7. Adjust position of the center-link cylinder (A) with the
REEL UP and REEL DOWN switches, and HEADER
TILT switches on the GSL to position the hook 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.
8. Lower center-link (A) onto the header with REEL
DOWN switch until it locks into position (hook
release [B] is down).
9. Check that center-link is locked onto header by
pressing the REEL UP switch on the GSL.
Figure 4.103: Hydraulic Center-Link
CAUTION
Check to be sure all bystanders have cleared the area.
10. Press the HEADER UP switch (A) to raise header to
maximum height.
NOTE: If one end of the header does NOT raise fully,
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.
Figure 4.104: GSL
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Revision A