MacDon R85 Assembly Instructions Manual page 61

12. Push down on rod end of link cylinder (B) until hook
engages and locks onto header pin.
IMPORTANT:
Hook release must be down to enable self-locking
mechanism. If the release is open (up), manually push it
down after hook engages header pin.
13. Check that center-link (A) is locked onto header by
pulling upward on rod end (B) of cylinder.
CAUTION
Check to be sure all bystanders have cleared the area.
14. 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:
1. Press and hold the HEADER UP switch (A) until both
cylinders stop moving.
2. Continue to hold the switch for 3–4 seconds. Cylinders
are now phased.
15. Stop engine and remove the key from the ignition.
16. Engage safety prop on lift cylinder as follows:
a. Pull lever (A) and rotate toward header to release,
and lower safety prop onto cylinder.
b. Repeat for opposite lift cylinder.
IMPORTANT:
Ensure the safety props engage over the cylinder piston
rods. If safety prop does not engage properly, raise
header until prop fits over the rod.
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ASSEMBLING THE HEADER
Figure 3.107: Hydraulic Center-Link
Figure 3.108: Ground Speed Lever
Figure 3.109: Cylinder Safety Prop
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