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    M30 NI-SERIES TUNING GUIDE


    Base Settings

    Uppers: Tension 36 > PT2 Wire Loos Gauge
    D1s: Tension 19.5 > PT2 Wire Loos Gauge
    D2s: Tension 9/10 > PT2 Wire Loos Gauge
    Rake: mm 1820 swing taken from the upper part of the BAS band
    J Dimension (see A on diagram below): mm 3305 (headstay PIN/fore face of the mast without spinnaker pole track)
    Measurement from the forward bolt of the stemhead fitting to the forward side of the mast above the mast plate (see B on diagram below) mm 3440
    Distance mast foot > fore bulkhead (see C on diagram below) mm 1070
    © North Sails
    © North Sails
    Quick Adjustments (full turns from base setting)
    Settings: True Wind Speed: Headstay: Lowers: D1s: D2s:
    -2 0-4 knots -10 -2 -2 -1
    -1 4-7 knots -7 -1 -1 -1
    -0.5 7-9 knots -3.5 -1 -1 Base
    Base 9-12 knots Base Base Base Base
    0.5 12-15 knots +3.5 +1 +1 Base
    1 15-18 knots +7 +2 +1 +1
    1.5 18-21 knotst +10 +2 +2 +1
    2 21-30 knots +15 +3 +2 +2
    Please refer to the Quick Reference Tuning Guide (above) for our most current and up to date information. Please use the tuning guide for reference and general set up only.



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