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Commissioning
Turnbuckle on Boat
24
MKIV Unit 1
Crosspin
Have extra cotter pins on hand to replace used ones at base of
unit and for turnbuckle.
Hold foils and loosen drum assembly screws until you can pull
clamp out to lower foils.
Lower foils.
Remove crosspin holding drum assembly to turnbuckle.
Raise drum assembly and use halyard to lift and hold it about
5' (1.5 m). Raise foils using second halyard and secure.
Allow
room above for turnbuckle take up.
Adjust turnbuckle.
Replace used cotter pins. Lower drum assembly and install clevis
pin and new cotter pin.
Lift foils so top is
5
/
8
" (16 mm) below upper terminal.
CAUTION! Foils can drop suddenly causing injury to
hands. Make sure drum assembly and foils are securely
lifted using a halyard before adjusting turnbuckle.
WARNING! Stay must attach to toggle. Do not
attach stay to crosspin at drum assembly because
crosspin and plates may fatigue and break.
7311.20 5/8 stud/jaw toggle