MacDon M155 Unloading And Assembly Instructions page 144

12. 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.
13. Install clevis pin (A) through support and windrower lift
member, and secure with hairpin (B). Repeat for
opposite side.
IMPORTANT:
Ensure clevis pin (A) is fully inserted and hairpin is
installed behind bracket.
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ASSEMBLING THE WINDROWER
Figure 3.239: Safety Prop
Figure 3.240: Header Support
132
Revision A