MacDon M155 Unloading And Assembly Instructions page 209

6. Remove pin (A) from the frame linkage and raise center-
link (B) until the hook is above the attachment pin on the
header. Replace pin (A) to hold the center-link in place.
IMPORTANT:
If the center-link is too low, it may contact the header as
the windrower approaches the header for hookup.
7. Slowly drive the windrower forward until windrower
feet (A) enter header supports (B). Continue driving slowly
forward until the feet engage the supports and the header
nudges forward.
8. Use the following GSL functions to position the center-link
hook above the header attachment pin:
• HEADER TILT UP (A) to retract the center-link
• HEADER TILT DOWN (B) to extend the center-link
9. Stop the engine, and remove the key from the ignition.
262320
ATTACHING HEADERS
Figure 6.168: Hydraulic Center-Link without Self-
Alignment Kit
A
Figure 6.169: Header Support
B
Figure 6.170: Ground Speed Lever
193
B
B
A
A
Revision A