Sizing, Sail modifications, Determine track length – Harken 3852 System B CB & Slider Battcars: built 2007 to present User Manual
Page 3: Cb/slider systems sizing/sail modifications, Cb/slider systems track length
Sizing
Make sure that you have the correct size battcar system for your boat.
Sail Modifications
(See page 12)
CB Headboard
Web on headboard.
Slider Headboard
Drill holes in headboard for new halyard
location and coupler attachment. See
page 13.
Batten receptacle on sail to accept 10 mm ot
12 mm threaded stud.
Note:
Harken does
not supply receptacle.
Becket spacer on sail for 3863 (CB)
or 3836 (slider) intermediate cars.
Number of Track Sections
Botton endstop track and variable
length top track included.
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—10" (254 mm) 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, Using 3847, 3848—Bottom
of track will be approximately
3
/
8
" (10 mm)
above gooseneck fitting. When installed,
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 above.
3850, 3851 Endstop Kit—Cut a 9
3
/
8
"
(238 mm) piece from finished end of one
of the 6'9
1
/
8
" (2.06 m) 3844 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.
CB/Slider Systems
Sizing/Sail Modifications
Maximum Sail Area
Monohull Multihull
Part No.
Headboard Cars
Part No.
Battcars
Part No.
Intermediate Cars
CB System
900 ft
2
83 m
2
700 ft
2
65 m
2
3852
3856, 3857
3863
Slider System
900 ft
2
83 m
2
700 ft
2
65 m
2
3833
3834, 3835
3836
3-07
System B (CB/Slider)
3
Track Length
Number of
6'9
1
/
8
" (2.06m)
Track Sections
41'6" to 48'2"
12.649m to 14.681m
7
48'3" to 54'11"
14.707m to 16.739m
8
55'0" to 61'8"
16.764m to 18.796m
9
61'9" to 68'5"
18.821m to 20.853m
10
68'6" to 75'2"
20.879m to 22.911m
11
385
2
10"
254 mm
1
2
CB System
10"
254mm
1
2
Slider System
CB/Slider Systems
Track Length