Installation Manual – Intended for specialized personnel or expert users
Introduction
Safety precautions 2
Preassembly (Slug Mount/Drill & Tap)
Parts 3
Tools 4
Sizing 4
Sail modifications 4
Track length (slug mount only) 4 - 5
Cutting top track to length (slug mount only) 6
Check fit of mounting slugs/cars (slug mount only) 7
Load cars on track 12
Load cars on track with sail attached 13
Lost balls 13
Load cars on track with sail attached (slider) 14
Load sail on cars (CB/slider) 14 - 15
Dimensions 17
Installing headboard car assembly 17
Headboard plates 17
Battcars with batten receptacles 18 - 19
Distance between attachment points/reef points 20
Attaching sail to intermediate cars 21
Troubleshooting – Installation/Operation 22
Addresses 24
4248 10/14
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
Introduction
This manual gives technical information on installation and service. This information is written exclusively for specialized
personnel or expert users. Installation, disassembling, and reassembling by personnel who are not experts may cause
serious damage to property, or injury to users and those in the vicinity of the product. If you do not understand an
instruction, contact Harken.
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.
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.
Safety Precautions
WARNING! This symbol alerts you to potential hazards that may kill or hurt you and others
if you don't follow instructions. The message will tell you how to reduce the
chance of injury.
CAUTION! This symbol alerts you to potential hazards that may hurt you and others if
you do not follow instructions. The message will tell you how to reduce the
chance of injury.
WARNING! Strictly follow all instructions to avoid potential hazards that may kill or hurt you
and others: www.harken.com/manuals for general warnings and instructions.
(a) 15 mounting slugs 19 mm (
(d) 17 HFS1015 flathead screws 5 x 20 mm
(e) 1 end track with screwpin stop; (f) 1 top stop slug 32 mm (1
(i) 2 HFS320 flathead screws 5 x 25 mm; (j) 2 HFS1015 flathead screws 5 x 20 mm; (k) 1 tube blue Loctite® adhesive
Section length: 2.05 m (6'8
Use for masts without grooves or when slugs will not fit. Purchase stainless steel #10 (5 mm) screws separately.
Do not use 3807 open-backed track. It requires mounting slugs. See page 8 for drill/tap sizes and mounting instructions.
/4"); (b) 1 connector slug 67 mm (25/8"); (c) 2 tubes blue Loctite® adhesive;
7
/8"). Number of track sections will vary according to luff length of your mainsail.
1
/4"); (g) 1 top endstop 263A; (h) 1 mounting slug 19 mm (3/4");
1
/4")
4
CB/Slider Systems Sizing/Sail Modifications
R27
R27
R27
R27
R27
R27
Tools You Will Need
1.Tape measure10. Putty knife
2. Tape11. Hex wrench (4 mm)
3. Power drill (screwdriver) 12. Nut driver (8 mm) or open wrench
4. Drill bit 5.5 mm (
5. Phillips screwdriver13. Spring clamp
6. Hammer14. Spring-loaded center punch (not shown)
7. Hacksaw15. Drill bit 4.2 mm (
8. Center punch16. Tap 5 x .80 mm (10-32) (not shown)
9. File17. Transfer punch (5.2 mm or .205")
Mast-Up Installation: Stepladder secured to the boat.
Work Height: 2.13 m (7') above boom
13
/64")
Drill & Tap (additional)
5
/32") (not shown)
1
5
6
9
2
3
4
8
7
11
12
13
10
17
Sizing
Make sure that you have the correct size Battcar system for your boat.
Car part numbers
HeadboardBattcarsIntermediateMonohullMultihull
38113829, 38303812, 3831CB600 ft
38273802, 38033828Slider600 ft256 m2500 ft246 m
——1777Slider350 ft233 m2300 ft228 m
Car
type
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.
Maximum sail area
2
56 m2500 ft246 m
2
2
2
1
203 mm
(
8")
2. Batten receptacle on sail to accept 10 mm threaded stud.
Note: Harken does not supply receptacle.
3. Becket spacer on sail for 1777, 3812, 3828, or 3831 intermediate cars.
Determine Track Length
Measure track length from point 1 to point 2. See diagram at left. Use this
measurement in two charts to follow.
1. Upper end: 203 mm (8") above black band. Track is longer than sail luff
length to allow for stretch as sail ages. Track must not block halyard exit.
2. Lower end: Bottom of track will be approximately 10 mm (3/8") above
gooseneck fitting. When installed 3824, 3825, 3826 endstop kit track
should be as low as possible yet you should still be able to install long
headboard cars. Test measurement by using long headboard car. See
photo at right.
3808, 3809, 3810 Endstop kit: Cut a 203 mm (8") piece from finished end of one of the
2.05 m (6'8 7/8") 3807 tracks. You will remove this track when loading cars so it can be
lower on mast. See page 7, step 11. Drill lower hole for stop. See page 5, step 3.
Number of Track
Sections
Bottom 203 mm (8")
endstop track and variable
length top track included
in measurements below.
See example below:
5
System A (CB/slider)
Track Length
8.458 m to 10.490 m
(27'9" to 34'5")
10.516 m to 12.522 m
(34'6" to 41'1")
12.548 m to 14.580 m
(41'2" to 47'10")
14.605 m to 16.637 m
(47'11" to 54'7")
16.662 m to 18.694 m
(54'8" to 61'4")
Number of
2.05 m (6'8 7/8)
Track Sections
5
6
7
8
9
Track length example
7
2.05 m (6'8
2.05 m (6'87/8")
2.05 m (6'87/8")
2.05 m (6'87/8")
2.05 m (6'87/8")
.203 m (8")
Total 10.49 m (34'5")
/8")
2
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
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").
Short top track lengths
5
41 mm (1
52 mm (2
7
System A (CB/slider)
/16") Use existing hole. Do not drill
second hole.
1
/16") Use existing hole, drill hole
5
/16" (8 mm) from cut end.
8 mm (5/
16
27 mm
(11/16")
")
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.
Storm Trysail Track
Cars must clear storm trysail track. Tracks often converge
above spreaders.
Aft face of mast must be flat or convex.
Test track: Put mounting slug in groove, track section on mast. Tighten with
screw. Track must be drawn tightly to mast.
Mounting screw must be long enough for mast groove.
If necessary, purchase longer screws.
11 or
more
Warning! Screws need minimum of 5 threads (turns) engaged to hold
track to mast. Turn screw 360° five times after threads engage slug.
Check fit
CB cars 57 mm (21/4")
Slider cars 35 mm (13/8")
Clear of trysail track?
System A (CB/slider)
8
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 lengthsTop slug
41 mm (1
52 mm (2
Mast up: Tape 32 mm (1 1/4") slug even with top of upper track. Tape other
slugs in place.
2. One drop blue Loctite® adhesive into each connector slug hole.
5
/16")67 mm (25/8")
1
/16")19 mm (3/4")
3. Thread 5 mm x 25 mm endstop screws through endstop, track, and into endstop slug.
Short top track lengths
41 mm (1
52 mm (2
5
/16")Use one screw in stop
1
/16")Use both screws
Mast up: Remove tape. Tighten screw to hold track.
Loctite is a registered trademark of Henkel AG & Company KGaA.
9
System A (CB/slider)
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. Loosen top screw. Slide top track up and position next 2.05 m (6'8 3/4") track.
Mast up: Tighten bottom screw to hold track.
6. Slide 15 mounting slugs and then the connector slug into mast groove.
Mast up: Tape in place.
One drop blue Loctite® adhesive into each hole.
Loctite is a registered trademark of Henkel AG & Company KGaA.
System A (CB/slider)
10
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. Slide tracks up enough to fit next track.
Mast up: Hold upper tracks. Loosen screw that holds tracks. Slide track up. If screws
bind in mast groove opening, loosen them untill track slides. Tighten new bottom screw
securely.
CAUTION! Do not let tracks drop. Severe injury to hands
and/or fingers can result.
9. Repeat until full-length tracks installed.
10. Raise tracks so 203 mm (8") bottom
track fits.
11. Install screwpin endstop kit.
3808, 3809, 3810 Endstop Kit
Leave bottom 203 mm (8") track
off untill cars are installed.
Note: If bottom full-length track blocks
feeder gap, load bottom track slugs before
installing track.
11
System A (CB/slider)
CB/Sliders Systems (Drill/Tap) Install Track
Track and Accessories
Part No.DescriptionIncludes
Purchase from Harken
Use for masts without grooves or when slugs will not fit. Purchase
2707
2724
Purchase Separately
#10 (5 mm) Flathead screws
Track (Micro CB)
Splice linksOne needed for each track joint
263
Endstop set
Drill4.2 mm (5/32")
Tap10-32 (5 x .80 mm)
stainless steel #8 (4 mm) screws separately. Do not use 3817 open-backed track. It requires mounting slugs. See page 11 for
drill/tap sizes and mounting instructions.
Purchase 10 fasteners/meter of track
Determining Track Length
Bottom track must be short enough to remove easily. Use 457 mm to 609 mm
(18" to 24") length. Do not use 3807 track for drilling and tapping.
Remove Old Track
IMPORTANT! Before removing old track, scribe pencil line down either side.
2720
2724
263
Drill, Tap, and Fasten
After old track is removed, attach string to mast to line up track
during installation.
1. Start at one end of track and work down: Do not drill and tap from both
track ends.
Clamp or duct tape track on mast. Center punch in center of track hole using
a narrow shaft spring-loaded machinist's punch with plastic centering tube or
a transfer punch. Track hole size is 2.05" or 5.2 mm.
2. Drill track hole, holding drill perpendicular to mast face.
Tap threads and install screws using blue Loctite® adhesive.
Tip: Use low speed drill with tap for cutting threads.
IMPORTANT! Use blue Loctite
3. Align track at joints. Use 2711 splice links and round rods or dowels on
outside of track to align during installation. Hold in place with spring or “C”
clamps until track is secured.
®
adhesive instead of oil for tapping lubricant.
Load all cars before installing bottom track and endstop.
Loctite is a registered trademark of Henkel AG & Company KGaA.
System A (CB/slider)
12
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. If car sticks, realign
and roll onto track.
Tip: To load headboard car assembly, angle headboard coupler, roll car
onto track. If necessary, remove headboard assembly.
2. Load intermediate car (if used). Alternate with batten cars until all cars are
loaded.
Mast up: Use halyard to hold cars up.
3. Install screwpin stop.
3808, 3809, 3810
Endstop kit
Remove bottom 203 mm (8")
track and install cars.
Tip: Use halyard to hold
tracks up.
13
System A (CB/slider)
CB System Load Cars on Track with Sail Attached
Cars with sail attached can be loaded by carefully aligning car with track and
supporting sail to keep weight off cars.
Line up car on guide portion of loader. Press car toward mast and carefully roll
car onto track. Begin with upper cars and work down.
Tip: Have another person help hold sail while you load cars.
CB System Lost Balls
Consult chart for ball type: Torlon® or Delrin® ball bearings. Place car on edge
with retaining clip in place. Insert balls one-by-one from center of clip and roll
into return race. Do not overfill car.
Part
No.Car Type
3811
Headboard cars (2)8
3812
Intermediate car2
3829
Batten car w/threaded stud2
3830
Battcar w/40 mm receptacle2
3831
Universal car2
3881
Batten car w/12 mm threaded stud2
3882
Batten car w/12 mm threaded stud4
3883
Reef car4
Car LengthBearings
inmmColorMaterialinmm
3
/
8
1
/
7
/
7
/
7
/
7
/
1
/
1
/
213BrownTorlon60177211/46
4
57BrownTorlon32177211/46
8
73BrownTorlon40177211/46
8
73BrownTorlon40177211/46
8
73BrownTorlon40177211/46
8
73BrownTorlon40177211/46
8
105BrownTorlon60177211/46
8
105BrownTorlon60177211/46
Delrin is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.
Torlon is a registered trademark of Solvay Advanced Polymers.
System A (CB/slider)
Number
per Car
Purchase
Part No.Balls/Set
Ball Ø
14
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. Roll car
onto tracks. If necessary, remove headboard assembly.
3883 Reef Car Load Sail on Cars
1. Beginning with lower cars, use 4 mm hex key
and 8 mm wrench or nut driver to attach sail
to cars. Tighten lock nut until bottom tip
of fastener is flush with nut.
For 3883 reef car, line up plastic
becket spacer and insert clevis pin.
3883 reef car
15
System A (CB/slider)
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. Make sure toggle can pivot.
3a. For 3881 and 3882 battcars, line up toggle and insert clevis pin.
4. Attach head of sail to headboard car with clevis pin and cotter pin.
4a. For 3881 and 3882 battcars, press quick release button and pushup on bottom of pin.
Remove clevis pin.
System A (CB/slider)
16
CB/Slider Systems Removing Sail
H
A
R
K
E
N
H
A
R
K
E
N
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. Replace
5 mm locknut after two removals.
Removing Sail (Slider System)
If your system has slider Battcars without ball
bearings, leave slides attached and slide cars off,
beginning at the bottom.
Car Maintenance/Cleaning (CB System)
Clean beginning of season, or if cars bind. Squirt detergent and water into ball
bearings. Circulate by moving cars up and down. Let stand. To remove detergent, spray water into ball bearings and circulate. Clean tracks with detergent
and water.
Use OneDrop™ Ball Conditioner (CB System)
Once dry, use only a single drop of McLube® OneDrop™ ball bearing
conditioner. Do not use spray lubricants because ball bearings may skid not
roll. Apply one to two drops of McLube OneDrop to ball contact surfaces of
track. Roll car back and forth through OneDrop several times to distribute onto
bearings. Wipe remaining OneDrop off track. OneDrop is preferred, but you
can also use one to two drops of a light machine oil. Too much attracts dirt.
McLube is a registered trademark of McGee Industries, Inc.
Inspect
Inspect Battcars for loose locknuts. Replace. Inspect batten receptacles for loose screws.
CB/Slider Systems Lazy Jacks
Use shockcord to hold Lazy Jacks open so Battcars and
battens will not catch on them when hoisting sail. This will
also help stop Lazy Jacks from slapping on sail. Attach one
end to lower spreader tips and the other to Lazy Jacks. Make
sure shockcord is long enough so boom can swing out all the
way without damaging spreaders.
Operating Precautions
When lowering sail, do not let halyard go.
Ease cars down by keeping a wrap on winch.
Shockcord
IMPORTANT! On unstayed masts, avoid
over-rotation of sail.
On boats with unstayed masts, vang must be
used to prevent over-rotation of upper part of
sail. Over-rotation can damage batten receptacles.
17
System A (CB/slider)
Halyard
attachment
hole
63.5 mm
(2 1/2")
CB/Sliders Systems Sailmakers Instructions
C
B
CB
3811
Slider
C
B
3827
A
A
E
D
Dimensions (measured from aft face of mast)
Part
No.Description
System A CB
3811Headboard car assembly
3812Intermediate car2
3829Battcar/10 mm stud2
3830Battcar/receptacle2
3831Universal Battcar2
3881Battcar/12 mm stud2
3882Long batten car/12mm stud4
3883Reef car4
System A Slider
3827Headboard car assembly
1777Intermediate car/low-load2511
3828Intermediate car1
3802Battcar/10 mm stud1
3803Battcar/receptacle1
AB
inmminmminmminmminmmmm
83/
8
21313/
1
/
4
/
8
/
8
/
8
/
8
/
8
/
8
/
4
/
4
/
4
5713/
7313/
7313/
7313/
7313/
10513/
10513/
4411/
4411/
4411/
7
7
7
7
1
1
615311/
3
3
3
D
E
3829
Slider
3802
CB
C
B
A
F
B
, CB
3812, 1777,
A
8
3521/4/27/8*57/73*4102
8
35——
8
3521/
8
3527/
8
35——
8
3523/
8
3523/
8
35——
16
1
2721/8 54311/
/
8
28——
16
27——
16
2721/8 54——
16
2721/8 5451/
3828, 3831
D
Slider
1777, 3828
E
C
Boltrope setbackD
3
/
4
57311/
8
4
4
7353/
6937/
6937/
3
/
3
/
3
/
21
/
D
E
CB
3830
Slider
3803
E
Pin Ø
3
/
16
4
19
16
94
4
146
4
19
8
99
8
99
4
19
16
94
4
19
32
17
8
130
3
/
16
3
/
16
3
/
16
3
/
16
1
/
4
1
/
4
1
/
4
3
/
16
3
/
16
3
/
16
3
/
16
3
/
16
5—
5—
510
5—
5—
612
612
6—
5—
5—
5—
510
5—
F
Stud Ø
CB/Slider Systems Installing Headboard Car Assembly
Headboard coupler attaches to standard headboards - some headboard modification required.
Maximum thickness of headboard plates and sail: 14 mm (9/16")
G
Center of coupler
attachment hole to
front edge ofboltrope
3802
3830
3829
3803
Coupler Attachment Hole
Drill 11 mm (7/16") coupler attachment hole so center
40 mm (1
30 mm (13/16")
44 mm (13/4")
43 mm (1
9
/16")
11
/16")
is 101 mm (4") from top of headboard. Consult chart
to determine “G" based on Battcar used.
Leave at least 9 mm (3/8") between front of headboard
plate and front edge of coupler attachment hole.
System A (CB/slider)
100 mm
G
Min 9.5 mm
(3/8")
4"
Coupler
attachment
hole
Halyard Attachment Hole
Use aft hole if headboard has two.
If not, drill second hole to accept halyard shackle
pin. Locate hole approximately 63.5 mm (2 1/2") aft
of existing hole.
18
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. If necessary, pucker batten pocket and
draw edges together before inserting. May require optional shim.
Optional Shim
Use enclosed rubber shim so thin flat battens or small diameter round battens
fit correctly inside receptacle. To insert shim, take apart batten receptacle with
batten inside. Place rubber shim on one side of the batten. Assemble. Note:
screw and nuts are not captive.
19
System A (CB/slider)
CB/Slider—Battcars with Batten Receptacles—3830 CB/3803 Slider Sailmaker Instructions
Assembly
Place batten receptacles on same side of sail. Make sure
front of coverplate presses on swivel pin retainer that
secures swivel pin. Tighten screws and nuts.
16 mm (5/8")
maximum diameter of batten
42.88 mm (1 11/16")
6 mm (1/4") maximum thickness of batten
System A (CB/slider)
20
CB/Slider Systems
Distance Between Attachment 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.
Setting Reef Points
Space reef points halfway between sail attachment points.
Battens or reef points may need to be moved. Diagram A.
Diagram A
Note: Batten fittings and cars cannot handle reefing outhaul
or downhaul loads. Transfer loads to a tack fitting. Diagram B.
21
System A (CB/slider)
Diagram B
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.
Intermediate CarsBatten Cars
Setback
1777
3812
3828
3802/3803
Slider cars
Setback – Luff tape to pin
26 mm (1")30 mm (1
—23 mm (7/8")37 mm (17/16")
27 mm (11/16")30 mm (13/16")44 mm (13/4")
3829 CB Cars
w/10 mm stud
3
/16")44 mm (13/4")
3830 CB car
w/batten recpt.
Plastic spacers come with 1777, 3812, and 3828 intermediate cars.
Seize spacer to webbing by stitching just behind plastic spacer. Seize
webbing to sail by stitching up against sail.
1777, 3812, 3828
System A (CB/slider)
22
CB/Slider Systems Installation Troubleshooting
ProblemProbable CauseSolution
Cut end of top or bottom track is at joint.
Tracks do not butt up against each other.
Track weight pulling tracks apart.
Mounting slugs do not fit.Slugs wrong size.Different size slug required. Contact your dealer.
Mounting screws will not tighten.Incorrect mounting slug used.Different size slug required. Contact your dealer.
Slugs catching on mast splice.
Track will not slide up mast.
CB/slider cars do not fit on track.Track and cars are not the same size.Contact your dealer or Harken.
CB cars do not fit on track.Balls are missing.
Sail headboard does not fit inside coupler.Ring was not pressed far enough.Take sail to sailmaker.
Corners of cut track catching.Use file to round off corners of track.
Mast has too much prebend.Ease backstay and/or straighten mast.
Paint or other material clogging mast groove.Clean out groove.
Make sure the anodized end is toward the
full-length track.
Tracks will come together when you loosen the
bottom screw and push the tracks up the mast.
Loosen screws slightly. If necessary have someone
at splice area to wiggle the slug past the splice.
Remove cars, load balls and slide cars back
on track.
CB/Slider Systems Operation Troubleshooting
ProblemProbable CauseSolution
Use detergent and fresh water to flush dirt out of
Dirt in cars.
Cars bind.
Stud threaded too tightly into receptacle.Back off threaded stud two turns.
Balls missing from car.
Mounting screws will not tighten.Incorrect mounting slug used.Get new 6 mm lock nut.
Batten receptacle does not rotate.Nuts are too tight.Loosen nuts slightly.
Cars jam when raising sail.Headboard or cars are catching on lazy jacks.
Sail will not go all the way up.Sail is too tall or sheave is too far forward.Have sail shortened or move sheave aft.
Vertical post or pin on batten receptacle bending.
Reef tack fitting will not reach reef hook.Reef point too close to sail attachment.Move intermediate car sail attachment.
Reef loads are being transferred to batten receptacle.
cars; move cars up/down to circulate; follow with
high-pressure water; clean track grooves. Condition
balls using McLube One-Drop. See below.
Remove cars, load balls and slide cars back on
track.
Use topping lift or rod vang and shock cord to pull
lazy jacks out to shrouds.
Transfer reef downhaul and outhaul loads to mast
or boom gooseneck.
Maintenance
Clean beginning of season, or if cars bind. Squirt detergent and water into ball bearings. Circulate by moving cars up and
down. Let stand. To remove detergent, spray water into ball bearings and circulate. Clean tracks with detergent and water.
Do not use spray lubricants because ball bearings may skid, not roll. Once cars and tracks are dry, apply one to two
drops of McLube® OneDrop™ conditioner to ball contact surfaces of track. Roll car back and forth through OneDrop
several times to distribute onto bearings. Wipe remaining OneDrop off track. OneDrop is preferred, but you can also
use one to two drops of a light machine oil. 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.
OneDrop is a trademark of McLube®, a Division of McGee Industries.
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System A (CB/slider)
Corporate Headquarters
N15W24983 Bluemound Rd, Pewaukee, WI 53072 USA
Telephone: (262) 691-3320 • Fax: (262) 701-5780
Web: www.harken.com • Email: harken@harken.com
Harken Australia Pty, Ltd.
1B Green Street, Brookvale, N.S.W. 2100, Australia