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Harken MKIV User Manual

Harken MKIV
36 pages
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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
MKIV JIB REEFING & FURLING
Unit 1
Installation Manual – Intended for specialized personnel or expert users
4417 12/18
Preassembly
Safety Precautions/Parts Descriptions 2
Sizing Check 3
Parts 4
Rigging Parts Check/Tools 5
Dimensions/Sailmaker's Instructions 6
Toggle Deductions/Stay Into Foil Options 7
Top Foil Length 8
Short Top Foil 9
Confirm Foil Length 10
Assembly
Foils/Connectors 11–17
Halyard Swivel 17
Drum Assembly 18
Rod Rigging 19
Turnbuckle/Toggle 20–21
Final/Feeder 22–23
Commissioning
Turnbuckle 24
Line to Cockpit 25
Halyard Wrap/Prevent Halyard Wrap 26
Pendant/Halyard Restrainer/ Halyard Tension 27
Operation
Spinnaker Halyards/Headstay Tension 28
Raise Sails 29
Furl/Reef 29–30
Secure Sail 30
Race Conversion 31
Maintenance
Clean/Inspect 32
Replace Line 32
Storage/Remove Furler 32
Troubleshoot 33
Online Warranty/Product Registration 33
Appendix 34–35
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Harken MKIV Specifications

General IconGeneral
BrandHarken
ModelMKIV
CategoryMarine Equipment
LanguageEnglish

Summary

Preassembly

Safety Precautions

Safety warnings and precautions for using the product.

Parts Description

Detailed list and identification of all included parts.

Sizing Check

Procedure for verifying headstay and clevis pin dimensions.

Parts

Visual and list of main and other components included in the kit.

Rigging Parts Check/Tools

Checklist of rigging components and necessary tools for installation.

Dimensions/Sailmaker's Instructions

Guidelines for sail measurements and fitting to the furler.

Toggle Deductions/Stay Into Foil Options

Adjustments for toggle assembly and options for attaching stay into foil.

Top Foil Length

Method for calculating and confirming the correct length of the top foil section.

Short Top Foil

Techniques for handling and installing short top foil sections.

Confirm Foil Length

Steps to verify the assembled foil length against the stay.

Assembly

Top Foil Assembly

Instructions for cutting, drilling, and assembling the top foil section.

Foil Connectors and Adhesive

Connecting foil sections and applying adhesive for secure joints.

Bottom Foil and Halyard Swivel

Assembling bottom foil, connectors, and installing the halyard swivel.

Drum Assembly

Mounting the drum assembly onto the foils.

Rod Rigging Adapter Stud

Assembling the rod adapter stud for rod rigging.

Turnbuckle and Toggle Attachment

Assembling the turnbuckle and attaching the toggle to the stay.

Toggle and Long Link Plate Attachment

Securing the toggle to the drum assembly using long link plates.

Final Foil Section Assembly

Securing the turnbuckle and checking foil height.

Feeder and Final Assembly Checks

Adjusting the foil clamp and installing the feeder.

Commissioning

Turnbuckle on Boat

Attaching the turnbuckle to the boat's chainplate.

Lead Line to Cockpit

Routing the furling line from the furler to the cockpit.

Halyard Wrap Prevention

Addressing halyard wraps and preventative measures.

Pendant, Restrainer, and Tension

Adjusting pendants, using restrainers, and setting halyard tension.

Operation

Halyards and Headstay Tension

Managing spinnaker halyards and setting headstay tension.

Sail Raising, Storm Sails, and Reefing

Procedures for raising sails, using storm sails, and reefing.

Reefing and Securing Sail

Methods for reefing and properly securing the furled sail.

Race Conversion Procedures

Modifying the furler for race conditions and removing parts.

Maintenance

Cleaning, Inspection, and Line Replacement

Routine care, inspection for wear, and replacing the furling line.

Storage and Transport

Guidelines for storing and transporting the furler system.

Foil Clamp and Backstay Adjustment

Loosening foil clamp before adjusting backstay.

Troubleshoot

Troubleshooting Guide

Common problems and their solutions for the furling system.

Parts List

Component Identification

Comprehensive list of all components and their part numbers.

Kits and Accessories

Additional components and kits for the furling system.

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