Spreader Rake - Nacra F18 Evolution Assembly Manual

4. Take the spreader tip cover and a monel-wire
piece. Wind the wire around the spreader arm
and put the two ends through the cover. Slide
the cover over the spreader arm.
5. Attach the spreader to the mast with the
spreadertip facing forward.
• The splitrings must face the bottom of the
mast!
6. Slide the diamond wires into the slots of the
spreaders.
• Make sure the diamond wire is completely in
the slot!
7. Twist the wire ends around each side of the
diamond wire.
8. Twist the two ends into each other.
First perform 2.4 Diamond tension before
continuing the next steps.
9. Cut off the excess monel wire and ensure it is
bent neatly onto the diamond wires to prevent
the wire from tearing the sails.
10. Use self amalgamating tape to tape the spreader
ends and the pins and rings
Protect your sails, make sure no sharp wire
ends are sticking out!

2.3 Spreader rake

• Measure the spreader rake by placing a batten
on the diamond stays next to the spreaders.
Measure to the back of the mainsailtrack.
• You can change the spreader rake by unleashing
the tension on the diamond wires and adjusting
the spreader tips. Always check if the spreader
tips are screwed out equally.
• Basic settings: set spreader rake on 45 mm.
Not respecting the minimum or maximum
spreader rake can cause severe damage/
breakage of the mast while sailing.
Minimum spreader rake Maximum spreader rake
15 mm
• For specified tuning settings, check the
trimsheets on www.nacrasailing.com
70 mm
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