M30 TUNING GUIDE


Base Settings

Headstay Pin to Pin Measurement: 12140 mm
Rake: Swing Arc - Use Centerline halyard pulled down to top of black band - pull forward to mark headstay.
Mark on headstay down to headstay pin: 1820 mm
Cap Shroud Tension: #37-38 on RT 10
Rod Loos Gauge
D1 Tension: #14-15 on PT2 Wire
Loos Gauge
D2 Tension #7 on PT2
Wire Loos Gauge
J Dimension (see A on diagram below): 3315 mm
Mast Base - (Distance from forward
headstay bolt to front of mast, see B on diagram below):
3480 mm
Distance Mast Foot to Fore Bulkhead (see C on diagram below): 1140 mm
Pre-Bend: 70 mm
© North Sails

Range des voiles :

GV Léger Medium Foc
NIMC-1 NIL-1 NIM-1 NIH-1
Masthead 30g Masthead 40g Fractional 40g Masthead A-Sail 30g
MHL-08 MHH-08 FS-08 MHA-08
» Click here to download the M30 Quick Tune Guide
Quick Adjustments (full turns from base setting)
True Wind Speed: Sail Selection: Headstay: Cap Shrouds: D1s: D2s:
Really Light (<5k) NIL-1 -8 -1 -1 Base
Light (6-8k) NIL-1 -4 -1 -1 Base
Medium (9-10k) NIM-1 0 Base Base Base
Medium (11-12k) NIM-1 +4 Base Base Base
Medium (13-15k) NIM-1 +8 Base Base Base
Medium (16-18k) NIM-1 +10 +1 +1 Base
Heavy (19-21k) NIH-1 +12 +1 +1 Base
Heavy (>22K) NIH-1 +15 +2 +2 Base