MacDon M155 2022 - Page 238

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Figure 4.113: Hydraulic Center-Link
8. Lower center-link (A) onto the header with the REEL DOWN
switch on the GSL until it locks into position (hook
release [B] is down).
9. Check that center-link (A) is locked onto the header by
pressing the REEL UP switch on the GSL.
DANGER
Ensure that all bystanders have cleared the area.
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Figure 4.114: Ground Speed Lever
10. Press HEADER UP switch (A) to raise the header to its
maximum height.
11. 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. The
cylinders are now phased.
NOTE:
It may be necessary to repeat this procedure if there is air in
the hydraulic system.
OPERATION