Harken 447 Dinghy Vang System - Manual (Page 2)

Part 1 – Reeving Line
Note: The following section is for replacing line on the 447 system, or
assembling if you purchased the 455 separately. If you purchased the
Dinghy Vang system 447, line is pre-reeved. Skip to Part 2: Mounting
Instructions.
Line replacement chart
Length AB 14" 16" 18" 20" 22" 24" 26" 28" 30" 32" 34" 36"
3:1
28" 32" 36" 40" 44" 48" 52" 56" 60" 64" 68" 72"
5:1 28" 37" 46" 54" 63" 72" 80" 89" 98" 106" 115" 124"
Typically 3:1 is the heavier line that exits from cam. 5:1 is the lighter, gross trim line. Line Lengths
are close, but add extra for adjustments on individual boat. Be sure to add extra line to the 3:1 to
accommodate the distance from vang fitting to helm.
Lower assembly
Tie off one end of 5 mm line on becket of 405 block. Pull line through front of lower assembly,
around top sheave from the bottom. Pull line back out of lower assembly, around sheave of 405
block from the top, and back into lower assembly. Then wrap around lower sheave from the top,
and pull line out through bullseye and cam.
Start here
405
Length from
base of mast
to boom
attachment
A
B
B
Upper block
1. Tie off one end of
3 mm line around head
of 405 block. Pull line
up around becket side
sheave of 407 block,
and down around
sheave A on end of
lower assembly as
shown.
2. Pull line back up from
back side of sheave A on
end of lower assembly,
around top of the back
sheave of 407 block. Then
pull line down around
sheave B on end of lower
assembly. Then bring line
back up to becket of 407
block and tie off.
Start
here
407
405
End of lower
assembly
Continues on Fig. 2
Fig. 1
A
B
continue
from here
407
405
End of lower
assembly
Fig. 2
End
here
B
A
A