MacDon M155 Operators Manual - Manual (Page 181)

OPERATION
CAUTION
Check to be sure all bystanders have cleared the area.
10. Start engine and 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 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 4.118: GSL
11. Engage safety props on both lift cylinders as follows:
a. Stop engine and remove key from ignition.
b. Pull lever (A) and rotate toward header to release
and lower the cylinder stop (B) onto cylinder.
c. Repeat for the opposite lift cylinder.
Figure 4.119: Cylinder Stop
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Revision A