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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

BATTCAR SWITCH SYSTEM  

INSTALLATION MANUAL

18 mm

Installation Manual – Intended for specialized personnel or expert users

4679 11/1

4

Introduction

 

Safety precautions 

2

Preassembly

Tools 2
Parts 

3 - 4

Sizing/sail modification/switch height 

5

Top track length 

6

Track length 

6

Assembly—Slug-Mount Track

Cut top track to length 

7

Check fit of mounting slugs and car 

7

Install track  

8 - 9

Install switch 

10 - 11

Assembly—Drill and Tap Track

Removing old track 

12

Mount track to carbon mast 

12

General instructions 

12

Install switch 

13

Install track 

14 - 15

Install top stop 

15

Commissioning

Loading headboard assembly 

16

Loading cars 

16

Attaching sail 

16

Lazy Jacks 

17

Operation

Raising sail 

17

Sailmakers Instructions

Dimensions 18
Installing headboard car assembly 

18

Distance between attachment points 

19

Setting reef points 

19

Replacement Parts 

20 - 21

 

Troubleshooting/Warranty 

22

Summary of Contents for HC7906

Page 1: ...ch height 5 Top track length 6 Track length 6 Assembly Slug Mount Track Cut top track to length 7 Check fit of mounting slugs and car 7 Install track 8 9 Install switch 10 11 Assembly Drill and Tap Tr...

Page 2: ...ed personnel or expert users Installation disassembling and reassembling by personnel who are not experts may cause serious damage to property injury to users or injury to those in the vicinity of the...

Page 3: ...riction slider insert HC7905HL Intermediate car Consult sailmaker for quantity required Uses Delrin slider insert HC8537HL Batten car 10 mm threaded stud Purchase batten receptacle separately Uses low...

Page 4: ...Tap Use for masts without grooves or when slugs will not fit Part No Description Comments HC8230 Splice link Joins HC7827 track sections purchase two 2 for each section of track HC10417 Switch Length...

Page 5: ...A distance See chart below Make sure track is longer than sail luff to allow for stretch as sail ages Track must not block halyard exit 3852 305 mm 12 Switch A mm in HC8798 HC8218 286 111 4 HC8799 HC8...

Page 6: ...unt Length Hole Spacing mm in mm 2051 8013 16 100 Standard track drill and tap Length Hole Spacing 3000 1181 8 75 Length Quantity X Total Track Length ___________ SUM ___________ Top Track Length A __...

Page 7: ...re slug contacts track underside Mounting screw must be long enough for mast groove If necessary purchase longer screws 67 mm 25 8 splice slug must fit feeder opening File opening to make longer Use h...

Page 8: ...screws Tip Use putty knife to see if screws are loose enough to slide in groove Remember Tracks may stick when reaching a spliced area on mast Assembly Slug Mount Install Track Note When using HC8811...

Page 9: ...nto place Loosely install all nineteen 5 mm x 20 mm screws Repeat until full length tracks installed Hold switch in place and make sure there is 64 mm 21 2 below for loading cars Assembly Slug Mount I...

Page 10: ...in narrow section of slot Flat slug Load slug into mast so plastic locator screw is at bottom Slug will fasten in wide section of slot Tighten screw so slug stays in place at location from chart above...

Page 11: ...above Install connector screw using blue Loctite adhesive on screw If necessary loosen plastic locator screws Install switch over slugs so plastic locator screw is through center hole Remove plastic...

Page 12: ...secure screw Specific instructions follow Assembly Drill and Tap Mount General Instructions HC7827 18 mm 11 16 12 7 mm 1 2 4 mm 5 32 Mount Track to Carbon Mast Consult with mast builder Use suitable...

Page 13: ...e Use a transfer punch to mark a single hole Remove track Drill and tap Fasten with single screw no adhesive Realign track and mark a second hole using transfer punch Screw to mast using two screws no...

Page 14: ...to the upper track length Before mounting track move endstops and tether to new locations Tip Move one at a time so you can see how the line is run through the deadend hole Carefully align track Use...

Page 15: ...rack Install Top Stop With track off mast tap upper splice link into track using procedures outlined above Follow general instructions page 15 for drilling and taping a single hole Always make sure tr...

Page 16: ...ht IMPORTANT When all cars are aluminum do not mix intermediate cars with other cars See below Part No Description Slider Material Hole in Plastic Slider HC7904HL 12 mm batten car Low friction Yes HC8...

Page 17: ...immediately if any occurs If winch operator does not have a good view of switch cars station a crew member with a good view and communication to operator Crew member must be able to communicate probl...

Page 18: ...4 31 29 16 65 43 16 106 6 HC7905 Intermediate car 21 2 63 11 4 31 29 16 65 3 4 19 6 HC8537 Batten car 10 mm stud 21 2 63 11 4 31 29 16 65 39 16 90 6 10 HC7906HL Headboard car 713 16 198 11 4 31 29 16...

Page 19: ...tings and cars cannot handle reefing outhaul or downhaul loads Transfer loads to a tack fitting Diagram B Important When setting up reef make sure cars are not loaded when they are in the switch area...

Page 20: ...HFS181 1 Cotter pin HC7905 Part No Qty Description 1 H 40882 1 Car 2 MP 0708 1 Delrin roller 3 HFS1059 1 Screw SHCS M6 x 40 mm 4 HFS852 1 Nut M6 locking HC8537 Part No Qty Description 1 H 40882 1 Car...

Page 21: ...g 6 4913 4 Harken label 7 HFS181 1 Cotter pin 3 8 x 1 1 8 H 24211A 1 Clevis pin HC8537HL Part No Qty Description 1 H 59240 w MP 171 pegs 1 Car with guide pegs 2 H 36490A 1 Threaded stud 3 HFS1059 1 Sc...

Page 22: ...Locknut has been used too many times Get new 6 mm locknut Batten receptacle does not rotate Nuts are too tight Loosen nuts slightly Cars jam when raising sail Headboard or cars are catching on Lazy J...

Page 23: ...Safe and Convenient The ability to reef makes it easy to reduce speed and gain visibility off the bow all from the safety of your cockpit HOW CAN I REDUCE HEEL AND GET BETTER CONTROL WITH A REEFED SA...

Page 24: ...en New Zealand Ltd 158 Beaumont Street Unit 11 Orams Marine Centre Westhaven Aukland 1010 New Zealand Telephone 64 9 303 3744 Fax 64 9 307 7987 Web harken co nz Email harken harken co nz Harken Polska...

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