Harken 7410.10 MKIV Jib Reefing & Furling - Manual (Page 22)

Slide halyard swivel above feeder. Place
feeder in foil recess. Push screw down so
tab catches under foil. Tighten screw.
Note: Screw will turn with some difficulty.
It is plastic coated to prevent loosening
due to vibration.
IMPORTANT! When removing screw,
loosen no more than one full turn.
Slide screw up and remove feeder.
Tip: Do not remove foil clamp screws
to adjust foil. Loosen screws, hold foils,
and bring clamp away from foils. Adjust
and reclamp.
Assembly feeder/final
22 MKIV Unit 0