Harken 7410.11 MKIV Jib Reefing & Furling Manuel d'utilisateur télécharger pdf (Page 35)

MKIV Underdeck Unit 0 35

Problem Probable Cause Solution

Sail will not furl or

is difficult to furl.

Jib halyard is wrapping around headstay because

angle between mast and halyard is too shallow

See installation instructions regarding optimal halyard angle. It may be necessary

to mount a halyard restrainer on front of your mast to hold halyard to rear.

Jib halyard is wrapping around the headstay

because halyard swivel is too low.

See installation instructions regarding optimal halyard swivel height. A wire pendant

may be needed at head of sail to raise halyard swivel to proper height.

Jib halyard is too tight. Ease jib halyard.

Foils riding on turnbuckle. Raise foils. See adjusting turnbuckle on page 23.

Foils too high, binding on swage eye. Lower foils until clear. See adjusting turnbuckle on page 23.

Spare halyard is wrapping in sail as it furls. Secure spare halyards away from furling headstay by flipping them behind spreaders

Salt or dirt in bearings. Flush bearings frequently with fresh water and a detergent solution.

Furling line tangled in drum. Overrides are best prevented by using a 7402 ratchet block as the last furling line lead to

maintain proper drag on line while unfurling.

Stop knot catching. Make sure knot is a single overhand and is pushed up inside drum.

Sail full of wind. Luff completely before furling or reefing.

Sail flogging too much. Release a short length of sheet, pull some furling line and repeat.

Jib sheets are not free. Free jib sheets.

Foil out of torque tube. Reinstall foil in torque tube and tighten clamp screws.

No wraps of furling line on drum. Remove sheets. Rotate stay wrapping as much furling line on drum as possible.

Furling line is charged in the wrong direction. Make sure line is charged clockwise so that furling direction is counter-clockwise.

Line through 7402 ratchet backwards. Rerun line.

Halyard swivel installed upside down. Remount swivel correctly.

Sail will not unfurl

or will not unfurl

completely.

Jib halyard is wrapping around headstay because

angle between mast and halyard is too shallow.

See installation instructions regarding optimal halyard angle. It may be necessary to

mount a halyard restrainer on front of your mast to hold halyard to rear.

Jib halyard is wrapping around the headstay

because the halyard swivel is too low.

See installation instructions regarding optimal halyard angle.

Foils riding on turnbuckle. Raise foils. See adjusting turnbuckle on page 23.

Foils too high, binding on swage eye. Lower foils. See adjusting turnbuckle on page 23.

Jib halyard is too tight. Ease jib halyard.

Spare halyard is wrapping in sail as it furls. Secure spare halyards away from furling headstay by flipping them behind spreaders

Salt or dirt in bearings. Flush bearings with freshwater and detergent.

Furling line is not free. Free furling line.

Sail will not furl

completely.

Insufficient furling line on drum. Remove sheets. Rotate stay, wrapping as much furling line on drum as possible.

Too much line on drum. Adjust amount of line on drum or change position of forward lead block to allow line

to roll evenly on drum.

Spare halyard catching in sail as it furls. Move halyards away from furling headsail as above.

Headstay rotates in

jerks or elliptically.

Insufficient tension on headstay. Tighten headstay and/or backstay to eliminate sag in headstay.

Sail does not stay

furled.

Sail not furled tightly on stay. Maintain drag on sheets while furling.

Furling line not secure. Secure furling line.

Sail will not go up.

Luff tape will not go into groove. Check luff tape for fraying.

Check luff tape size.

Sail catching at prefeeder. Flake sail more loosely on deck.

Dirt in groove. Clean groove.

Sail will not raise

completely or luff

will not tension.

Halyard swivel is hitting end stop. Luff of sail is too long and must be recut.

Angle between halyard and mast is too sharp

and halyard is pulling too much to the rear.

Halyard must be routed from a point higher on mast. This may require that any halyard

turning blocks aloft be replaced or sail shortened.

Sail will not

come down.

Halyard is wrapping on headstay. Angle between headstay and halyard is too shallow and must be optimized per installation

instructions.

Halyard swivel off foil. Sail luff too long or foil is too short or low and must be lengthened or raised.

Ultravoilet cover rolls

up inside of sail.

Furling line is wrapped on drum in wrong direction. Remove sail and sheets. Pull line to remove all furling line from drum. Turn stay to rewind

line on drum in a clockwise direction. Suncover must be on the starboard side of sail.

Make sure line is charged clockwise so that furling direction is counter-clockwise.

Troubleshoot

Delrin

is a registered trademark of E. I. du Pont de Nemours and Company or its afﬁliates.

Loctite

is a trademark of Henkel AG & Company KGaA

McLube™ is a registered trademark of McGee Industries, Inc.

Sta-Lok

is a registered trademark of Sta-Lok Terminals, Ltd.

Torlon

is a registered trademark of Solvay Advanced Polymers

Warranty: www.harken.com/manuals

or call, write, email or fax Harken, Inc.,

Pewaukee, WI USA

Online Product Registration

www.harken.com/FurlingWarranty

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Harken 7410.11 MKIV Jib Reefing & Furling Manuel d'utilisateur Page 35

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