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CDI FF2 User Manual

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FLEXIBLE FURLER INSTRUCTIONS
FF2
WARNING: READ BEFORE INSTALLING OR USING FURLER
Improper installation of your CDI Flexible Furler or
reinstallation of your current headstay may result in the loss
of your mast and may cause injury to those onboard.
INDEX
- Specifications… Page 1
- Diagram… Page 2
- Parts list… Page 2
- Uncoiling instructions… Page 3
- Straightening instructions… Page 4
- Assembly instructions… Page 5-8
- Sailmaker instructions… Page 9
- Rigger instructions Page 9
- Notes about Sailing Page 9
- Notes about Trailering Page 10
- Maintenance and Storage… Page 10
- Warranty… Page 10
SPECIFICATIONS
- Max Headstay Length: 29’
- Max Wire Size: 3/16
- Max Turnbuckle Pin Size: 5/16”
- Headstay: Threaded swaged stud turnbuckle with
toggle at the bottom, a toggle at the top is
recommended but any secure fitting like a T-bolt at
the top will work. Must be secured by cotter pins.
Navtec turnbuckles are not compatible.
- Furling line: 3/16 double braided line or any low-
stretch line, twice your boat length. Not included.
- Mounting: must not be mounted above the
turnbuckle. Link plates can be used for clearance.
TOOLS
- Hacksaw
- Measuring tape
- Phillips head screwdriver
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CDI FF2 Specifications

General IconGeneral
BrandCDI
ModelFF2
CategoryBoating Equipment
LanguageEnglish

Summary

WARNING: READ BEFORE INSTALLING OR USING FURLER

Installation Safety Warning

Improper installation can lead to mast loss and injury to those onboard.

SPECIFICATIONS

Max Headstay Length and Wire Size

Specifies maximum headstay length and wire size for the furler.

Turnbuckle Pin and Headstay Compatibility

Details compatible turnbuckle pin sizes and headstay fittings, noting Navtec incompatibility.

Furling Line and Mounting Requirements

Defines furling line type and length, and mounting location restrictions.

TOOLS

Required Tools for Installation

Lists essential tools like hacksaw, measuring tape, and Phillips head screwdriver.

UNCOILING AND STRAIGHTENING INSTRUCTIONS

Uncoiling Safety Precautions

Warning about stored energy in coiled luffs and recommended safety gear.

Step-by-step Uncoiling Process

Guide on how to cut restraining tape and uncoil the luff extrusion safely.

Luff Straightening Procedure

Method to straighten the luff extrusion using tension and time, avoiding kinks.

ASSEMBLY INSTRUCTIONS

Headstay Measurement and Cutting

Measure headstay, deduct length, and cut the luff extrusion accurately.

Halyard Top Fitting Attachment

Attaching the halyard top fitting to the luff, including securing the set screw.

Messenger Line and Turnbuckle Setup

Using a messenger line and preparing the turnbuckle ends for headstay attachment.

Spool and Luff Support Pin Installation

Installing the furling drum/spool, thrust washer, and luff support pin.

Furling Line and Fairlead Setup

Routing the furling line through the cup and setting up the fairlead and cleat.

Halyard Trimming and Sail Attachment

Trimming the halyard to length and attaching the sail's luff to the halyard.

Sail Hoisting and Tensioning

Hoisting the sail, removing the messenger line, and tensioning the tack tension line.

SAILMAKER INSTRUCTIONS

Luff Tape Compatibility

Specifies #6 luff tape compatibility for CDI furlers.

Webbing vs. Grommets

Recommends webbing over metal grommets for smoother furling.

Spool and Fitting Dimensions

Provides key dimensions for the spool and halyard top fitting.

RIGGING INSTRUCTIONS

Mounting Location Restriction

Furler must not be mounted above the turnbuckle; use link plates for clearance.

Turnbuckle and Toggle Compatibility

Details compatible turnbuckles, toggles, and notes Navtec incompatibility.

Cotter Pin Usage

Emphasizes using cotter pins to lock turnbuckles instead of locknuts.

NOTES ABOUT TRAILERING

Trailering Support and Extrusion Straightness

How to support the furler during trailering and maintain extrusion straightness.

MAINTENANCE

Routine Furler Rinsing

Rinse the furler system with fresh water 1-2 times yearly to clear salt and dirt.

Lubrication Recommendations

Lubricants are not required; Teflon sprays or dry lubricants are acceptable if needed.

STORING YOUR FURLER

Storage Position and Support

Store furler horizontally on the mast, supported by hardware like a 2x4 or PVC tube.

Avoiding Bends and Temperature Limits

Avoid sharp bends in extrusion; do not exceed 140F/60C storage temperature.

NOTES ABOUT SAILING

Luff Tension and Winch Use

Luff tension should be moderate; winch use is usually not necessary.

Reefing and Jib Lead Adjustment

Adjust jib leads forward when reefing to maintain sail shape and prevent rising.

Furl Tension on Jib Sheet

Maintain tension on the jib sheet while reefing the furling line.

WARRANTY

10-Year Limited Warranty Terms

Covers defects; requires proof of purchase. Repairs/replacements exclude shipping.

Warranty Exclusions

Excludes damage from weather, accidents, improper storage, or incorrect uncoiling/straightening.