Page 1: Table Of Contents
Lowering sail/hoisting furled sail/sail changes Sail changes Maintenance Cleaning parts and bearing assemblies Warranty Please read these instructions carefully before installing, servicing, or operating the equipment. This manual may be modified without notice. See: www.harken.com/manuals for updated versions. PLEASE SAVE THESE INSTRUCTIONS...
Page 2: Safety Precautions
The user must have appropriate training in order to use this product. Harken accepts no responsibility for damage or harm caused by not observing the safety requirements and instructions in this manual. See limited warranty, general warnings, and instructions in www.harken.com/manuals.
Page 3: Size Check
Preassembly Terms - Size Check Terms Tack swivel terminal Head swivel Thimble T-foot Locking spring pin Drive sheave T-slot Lineguard Flexible cowling Feeder Drive unit Set screw holes Snap shackle threaded adapter Size Check Check recommended boat and sail size. Note: If you also plan to use the system for code zero sails, the loads will be higher so max boat and sail size will be smaller.
Page 4: Parts
Preassembly Parts Main components Optional components Fixed tack terminal for code zero sail Head swivel Reflex torsion cable D-shackle threaded D shackle only adapter Tack swivel terminal Cable clamp set 2:1/soft attachment threaded adapter Drive unit Snap shackle threaded adapter Main Components Unit 1 Unit 2...
Page 5: Additional Parts Required/Tools
Sail attachments - Use a shorter soft shackle for head of sail and a longer soft shackle for the tack of sail. Consult a rigging supplier, a knot tying book or see a link to instructions at www.harken.com/knots. 7356 fairlead kit - For cruising, lead the furling line loop back to the cockpit.
Page 6: Dimensions/Sailmaker's Instructions
Dimensions - Sailmakers's Instructions Luff length - asymmetric spinnaker Note offset H at the top and offset D at the bottom. When using system for asymmetric spinnakers, D represents the attachment point to the tack swivel terminal. Luff length - code zero Note offset H at the top and offset E at the bottom representing the attachment points for the sail cloth.
Page 7: Cable Length Worksheet
Preassembly Cable Length REFLEX CABLE LENGTH WORKSHEET Use rig dimensions and worksheet below to determine cable length. Determine final measurements when building the terminals. IMPORTANT! Use mast forward position. Do not make cable too long or it cannot tension. 1. Use long tape measure secured to shackle and hoisted to masthead.
Page 8: Assembly Threaded Adapter
Assembly Threaded Adapter Thread the adapter completely into the drive unit until it stops. Back the adapter out no more than one (1) rotation until the set screw holes line up with the recesses at the top of the threaded adapter.
Page 9: Terminating Torsion Cable To Head Swivel
Assembly Clamping Torsion Cable to Head Swivel Terminal IMPORTANT! - Wait to cut the torsion cable to length until you have clamped the cable to the head swivel. Plan on a length check with drive unit as you build the tack terminal. 1.
Page 10 Assembly Clamping Torsion Cable to Head Swivel Terminal IMPORTANT! - Wait to cut the torsion cable to length until you have clamped the cable to the head swivel. Plan on a length check with drive unit as you build the tack terminal. 5.
Page 11: Terminating Torsion Cable To Tack Swivel
Assembly Clamping Torsion Cable to Head Swivel Terminal - Tack Terminal 9. Slip shrink tubing over end and use heat gun to cover end and main cable. IMPORTANT! Be careful not to damage cover of Reflex cable. 10. If assembling away from the boat, lay cable out straight.
Page 12: Determining Cable Length At Boat
Assembly Determining Cable Length at Boat Physical length determination at the boat - Use instead of measuring and referring to charts. Moor the boat so you can reach the end of the sprit from the dock. Have the mast in forward setting for running; use a halyard to pull the mast forward.
Page 13: Cutting Torsion Cable And Final Assembly
Assembly Cutting Cable - Adjjusting Length and Assembly at Boat 3. Cutting the cable: Lower the cable to the dock. Clamp the cable to the dock and cut the cable using a hacksaw. Note: Cutting the cable at the mark may seem too short;...
Page 14 Assembly Building Terminal and Length Chck at Boat 6. Building the tack terminal: Follow the procedure used to build the head swivel Do not use heat- terminal. shrink tube until Tip: Wait to shrink the heat shrink tub- length is set. ing until the sail is hoisted and sailed in case length adjustments are necessary.
Page 15 Commissioning Loading line Make sure the torsion cable is not attached to the drive unit. Load the looped furling line into the line guard. Work the line into the space between the drive sheave and the flexible cowling. Rotate the drive sheave as you press the line into position around the drive sheave.
Page 16: Commissioning
Commissioning Mounting Fairleads - Line to Cockpit Mounting farleads to stanchions: Furling line can be led down Inboard either side of boat. The leads are designed for running furling line outboard of the stanchions. Note: Do not run the line on the inboard side of stanchion.
Page 17: Attaching Sail To Unit
Raising Sail First Time Operation Pre-hoist checklist There are several assembly steps described in detail in the installation manual. • Lower drive unit attached to bow with line guard facing aft • Looped furling line installed on drive unit and led aft •...
Page 18: Furling
Furling Operation Furling Prepare both spinnaker sheets so they are ready to run. Pull the continuous furling line and the lower drive unit rotates the Reflex torsion cable which immediately rotates the head swivel, furling the sail around the torsion cable beginning at the top. Tip: When furling, control the amount the sail flogs.
Page 19: Lowering Sail/Hoisting Furled Sail/Sail Changes
Lowering Sail - Hoisting Furled Sail - Sail Changes Operation Lowering: Lower the rolled sail and remove the entire unit from the retracted sprit, or use the T-slot and leave the lower drive unit with furling line and sheets on the bow. Coil the furled sail in a large bag.
Page 20 Reflex torsion cable • Torsion cable clamp set The sail may have an existing torsion rope in the luff. Talk to your sailmaker about installing a Harken Reflex tor- sion cable. Requires a separate Dyneema type tension-bearing luff rope. ®...
Page 21: Cleaning Parts And Bearing Assemblies
Maintenance Cleaning Parts and Bearing Assemblies General cleaning procedure: Keep your equipment clean and free running by frequently flushing with fresh water. Periodically clean with mild detergent and water solution. Spin components to distribute soap solution evenly. Flush with fresh water. Use this process for flushing procedures below. Head swivel: Flush exterior of swivel, inside the thimble, and the clamp mechanism.
Page 22: Warranty
Warranty www.harken.com/manuals or call, write, email or fax Harken, Inc., Pewaukee, WI USA Reflex furler...
Page 23 Reflex furler...
Page 24 Main Office and Harken Brandstore: Västmannagatan 81B SE-113 26 Stockholm Sweden Telephone: (46) 0303 61875 • Fax: (46) 0303 61876 Mailing address: Harken Sweden AB, Box 64, SE -440 30 Marstrand Web: harken.se • Email: harken@harken.se Harken UK, Ltd. Bearing House, Ampress Lane, Lymington, Hampshire S041 8LW, England Telephone: (44) 01590-689122 •...

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Harken REFLEX FURLING Unit 1 Installation Manual

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