MacDon M155 Unloading And Assembly Instructions page 131

11. Engage safety props on both lift cylinders as follows:
a. Stop engine and remove key from ignition.
b. Pull lever (A) and rotate towards the header to
release and lower safety prop (B) onto the lift
cylinder.
c. Repeat for opposite lift cylinder.
12. Install clevis pin (A) through support and foot and
secure with hairpin. Repeat for opposite support.
IMPORTANT:
Ensure clevis pin (A) is fully inserted and hairpin is
installed behind bracket.
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ASSEMBLING THE WINDROWER
Figure 3.207: Safety Prop
Figure 3.208: Header Support
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Revision A