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CB/Slider Systems
Headboard Car Assemblies
CB BALL BEARING CARS
3811
Batten Cars
CB BALL BEARING CARS
3830
3882
Part
No.
Description
CB Cars: Typical Boat Length: Monohulls 11.3 - 15.2 m (37 - 50 ft); Multihulls 9.1 - 12.2 m (30 - 40 ft)
3811 Headboard car assembly
3812 Intermediate car
3829 Battcar/10 mm stud**
3830 Battcar/40 mm receptacle
3881 Battcar/12 mm stud**
3831 Universal Battcar**
3882 Batten car/12 mm stud**
3883 Reef car
Slider Cars: Typical Boat Length: Monohulls 11.3 - 15.2 m (37 - 50 ft); Multihulls 9.1 - 12.2 m (30 - 40 ft)
3827 Headboard car assembly
1777 Low-load intermediate car*
3828 Intermediate car
3802 Battcar/10 mm stud**
3803 Battcar/40 mm receptacle
3
SLIDER CARS
3827
3881
3829
Length
Width
in
mm
in
mm
8
/
213
2
/
57
3
1
8
4
2
/
57
2
/
57
1
1
4
4
2
/
73
2
/
57
7
1
8
4
2
/
73
2
/
57
7
1
8
4
2
/
73
2
/
57
7
1
8
4
2
/
73
2
/
57
7
1
8
4
4
/
105
2
/
57
1
1
8
4
4
/
105
2
/
57
1
1
8
4
6
153
1
/
35
1
4
2
51
1
/
32
1
4
1
/
44
1
/
35
3
3
4
8
1
/
44
1
/
35
3
3
4
8
1
/
44
1
/
35
3
3
4
8
System A (CB/slider)
CB BALL BEARING CARS
3883
3831
Max headboard
Weight
thickness
oz
g
in
mm
18
518
/
14
9
16
4
109
—
—
6
157
—
—
9
253
—
—
6.4
182
—
—
4.3
122
—
—
8.2
232
—
—
6.1
174
—
—
10
269
/
14
9
16
1.1
32
—
—
1.6
45
—
—
2.8
80
—
—
6.4
181
—
—
Intermediate Cars
SLIDER CARS
3828
3812
SLIDER CARS
3803
3802
Max batten
Width
Ø
in
mm
in
mm
Batten
—
—
—
—
—
—
—
—
—
—
—
—
1
/
41
/
16
Flat/round
5
5
8
8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
/
41
/
16
Flat/round
5
5
8
8
Parts
1777
Maximum
working load
lb
kg
—
1600
725
—
—
600
272
600
272
—
600
272
—
600
272
—
875
397
—
875
397
—
1600
725
—
200
91
—
350
159
—
350
159
350
159
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Table of Contents
Related Manuals for Harken 3811
Summary of Contents for Harken 3811
- Page 1 Width Ø working load Part Description Batten CB Cars: Typical Boat Length: Monohulls 11.3 - 15.2 m (37 - 50 ft); Multihulls 9.1 - 12.2 m (30 - 40 ft) 3811 Headboard car assembly — — — — — 1600 3812 Intermediate car —...
- Page 2 CB/Slider Systems Parts Track mounting kit 3804, 3805, 3806 Screwpin endstop kits Endstop kits 3824, 3825, 3826 3808, 3809, 3810 Track (slug type) Track (drill and tap) Spare 12.5 mm car screws ") 2720 3807 22 mm ( ") 22 mm ( ") Track and Accessories Part No.
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Page 3: Table Of Contents
Distance between attachment points/reef points Attaching sail to intermediate cars Troubleshooting – Installation/Operation Addresses Please read these instructions carefully before installing, servicing, or operating the equipment. This manual may be modified without notice: www.harken.com/manuals for updated versions. PLEASE SAVE THESE INSTRUCTIONS... -
Page 4: Safety Precautions
Purpose Harken Battcars are designed to reduce the size of, or completely drop the mainsail on a sailboat so wind has little effect on the sail. Use of this product for other than normal sailboat applications is not covered by the limited warranty. - Page 5 Width Ø working load Part Description Batten CB Cars: Typical Boat Length: Monohulls 11.3 - 15.2 m (37 - 50 ft); Multihulls 9.1 - 12.2 m (30 - 40 ft) 3811 Headboard car assembly — — — — — 1600 3812 Intermediate car —...
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Page 6: Parts
CB/Slider Systems Parts Track mounting kit 3804, 3805, 3806 Screwpin endstop kits Endstop kits 3824, 3825, 3826 3808, 3809, 3810 Track (slug type) Track (drill and tap) Spare 12.5 mm car screws ") 2720 3807 22 mm ( ") 22 mm ( ") Track and Accessories Part No. -
Page 7: Tools
Sail Modifications (See page 12) 1. Mainsail headboard A. Drill new halyard location B. Drill attachment to accept clevis pin for 3811/3827 headboard car coupler. 2. Batten receptacle on sail to accept 10 mm threaded stud. Note: Harken does not supply receptacle. - Page 8 CB/Slider Systems Top Track Length – Slug Mount Top track length chart: (use for 3807 slug mount track). Round track length to nearest 25 mm (1"). Note: Chart is based on using 8" (203 mm) end track at bottom. Total Track Length (as defined on page 3) Top Track Length 27' 9"...
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Page 9: Cutting Top Track To Length (Slug Mount Only)
Preassembly – CB System (Slug Mount) Cut Top Track to Length 1. Cut special length top track from 2.05 m (6'8 3/4") track. 2. Deburr cut. Slightly round track corners that will slide against mast. 3. Drill two 5.5 mm (13/64") holes in cut end of track. Center at 8 mm (5/16") and 27 mm (11/16"). -
Page 10: Check Fit Of Mounting Slugs/Cars (Slug Mount Only)
CB/Slider Systems (Slug Mount) Check Fit of Mounting Slugs/Car 67 mm (2 5/8") connector slug must fit feeder opening. File opening to make longer. Use halyard with retrieval line to hoist 67 mm (2 5/8") connector slug up mast to check for burrs in groove. Mast prebend: May require straightening before installation. - Page 11 CB System (Slug Mount) Install Track 1. Slip top track slugs into mast groove. Use 32 mm (1 1/4") mounting slug for top stop. Short top track lengths Top slug 41 mm (1 ") 67 mm (2 ") 52 mm (2 ") 19 mm ( ")
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Page 12: Install Track
CB System (Slug Mount) Install Track 4. Slide slugs into place with putty knife. Loosely install 5 mm x 20 mm 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. 5. -
Page 13: Install Screwpin Endstop Kit
CB System (Slug Mount) Install Track 7. Hold full-length track piece up to mast. Loosely install top screw. Use putty knife to slide additional slugs and connector slug into place. Loosely install all fifteen 5 mm x 20 mm screws. 8. -
Page 14: Track Length
Install Track Track and Accessories Part No. Description Includes Purchase from Harken 2720 Use for masts without grooves or when slugs will not fit. Purchase stainless steel #8 (4 mm) screws separately. Do not use 3817 2707 Track (Micro CB) open-backed track. -
Page 15: Load Cars On Track
CB System Load Cars on Track IMPORTANT! To keep balls captive we recommend loading cars onto track without sail installed. Chart below shows correct number of balls for each car. 1. Headboard cars: Hold car so cap screw head faces up. Align car on guide section of loader track and gently roll onto upper tracks. -
Page 16: Load Cars On Track With Sail Attached
Do not overfill car. Car Length Bearings Ball Ø Part Number Purchase Color Material Car Type per Car Part No. Balls/Set 3811 Headboard cars (2) Brown Torlon 3812 Intermediate car Brown Torlon 3829 Batten car w/threaded stud Brown Torlon 3830... -
Page 17: Load Cars On Track With Sail Attached (Slider)
Slider System Load Cars on Track with Sail Attached Slider cars can be loaded onto tracks with or without sail attached. Line up car on guide portion of loader. Press car toward mast and slide car onto track. Begin with upper cars and work down. Tip: To load headboard car assembly, angle headboard. - Page 18 CB/Slider Systems Load Sail on Cars 2. Screw threaded stud to sail batten receptacle. Thread completely in and then back off two turns. Receptacle must be allowed to rotate on stud. 3. Load toggle using 4 mm hex key and 8 mm wrench or nut driver. Tighten lock nut. Do not over tighten.
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Page 19: Removing Sail
CB/Slider Systems Removing Sail Removing Sail (CB System) From cars: Remove clevis pin from head of sail. Use a 4 mm hex wrench and a 8 mm wrench or nut driver on other cars. Cars and sail: Keep cars lined up with track when sliding off. Inspect cars: 20 balls per side. -
Page 20: Dimensions
CB/Sliders Systems Sailmakers Instructions 3811 Slider 3827 3830 Slider 3803 3829 Slider 3802 , CB 3812, 1777, 3828, 3831 Slider 1777, 3828 Dimensions (measured from aft face of mast) Boltrope setback Pin Ø Stud Ø Part Description System A CB... -
Page 21: Battcars With Batten Receptacles
CB/Slider—Battcars with Batten Receptacles—3830 CB/3803 Slider Sailmaker Instructions Option 1 Round battens End batten pocket 254 mm (10") from receptacle. Flat battens End batten pocket 254 mm (10") from receptacle. Option 2 Round battens Pucker batten pocket; draw edges together before inserting batten. Flat battens Fit batten into receptacle. - Page 22 CB/Slider—Battcars with Batten Receptacles—3830 CB/3803 Slider Sailmaker Instructions Assembly 16 mm (5/8") Place batten receptacles on same side of sail. Make sure maximum diameter of batten front of coverplate presses on swivel pin retainer that secures swivel pin. Tighten screws and nuts. 42.88 mm (1 11/16") 6 mm (1/4") maximum thickness of batten System A (CB/slider)
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Page 23: Distance Between Attachment Points/Reef Points
Battens and intermediate cars placed at sailmaker's discretion. Maximum distance between attachment points is 1.2 m to 1.35 m (4' to 4'6"). Distance may be slightly greater. Contact Harken to discuss sail reshaping to eliminate luff flutter. Note: Adding battens may reduce stack height by eliminating luff cars. -
Page 24: Attaching Sail To Intermediate Cars
CB/Slider Systems— Attaching Sail to Intermediate Cars Sailmaker's Instructions Sail setback from luff tape to intermediate car clevis pin will vary depending upon intermediate and batten car. Setback Intermediate Cars Batten Cars 3802/3803 3829 CB Cars 3830 CB car Slider cars w/10 mm stud w/batten recpt. -
Page 25: Troubleshooting - Installation/Operation
Too much oil attracts dirt. Warranty For additional safety, maintenance, and warranty information: www.harken.com/manuals or the Harken catalog. Loctite is a registered trademark of Henkel AG & Company KGaA. McLube is a registered trademark of McGee Industries, Inc. - Page 26 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 •...