Harken 948 MKIII Jib Reefing & Furling - Manual (Page 19)

Preassembly
Cutting Headstay to Length
March 2003 Unit 2.5 MKIII 10
■ Norseman and Sta-Lok Studs
Subtract 24
1 /
4
" (616 mm) from your pin-to-pin length and cut the wire at that point.
When the headstay is shortened 24 1 /
4
" (616 mm) the turnbuckle will be one half to two
thirds open, allowing adjustment of the headstay length.
If necessary you may shorten your headstay up to 26
1 /
4
" (667 mm), but shortening a wire
more than 24 1 /
4
" (616 mm) will limit headstay adjustment.
If the length of the turnbuckle being removed is over 26 1 /
4
" (667 mm) a toggle must be
used to compensate. Be sure to change the headstay length measurement to reflect the
use of this toggle.
Use only Norseman or Sta-Lok fittings provided by Harken to insure that the length and
threads are correct.
Length Check:
Check your length by opening the terminal, removing the "cone", and
placing the fitting on the wire. The distance from the center of the eye at the top of the
wire to the end of the stud should be equal to the pin-to-pin length less 14 1 /
4
" (362 mm).
■ Rod Adapter Studs
Subtract 24
1 /
4
" (616 mm) from your pin-to-pin length and cut the rod at that point.
If the cut point is on the upper part of your turnbuckle, but below the actual
rod, tap the turnbuckle up the rod to free the coldhead from the turnbuckle
and cut the rod at the correct point.
When the headstay is shortened 24
1 /
4
" (616 mm) the turnbuckle will be one
half to two thirds open, allowing adjustment of the headstay length.
If necessary you may shorten your headstay up to 26
1 /
4
" (667 mm), but
shortening a rod more than 24 1 /
4
" (616 mm) will limit headstay adjustment.
If the length of the turnbuckle being removed is over 2 6 1 /
4
" (667 mm) a toggle must be used
to compensate. Change the headstay length measurement to relfect the use of this toggle.
Use only rod fittings provided by Harken to insure the length and threads are correct.
Length Check:
Check your length by placing the rod fitting alongside the rod with the nose-
piece in its proper position. The distance from the center of the eye at the top of the head-
stay to the end of the stud should be equal to the pin-to-pin length less 14 1 /
4
" (362 mm).
Remember the old adage, "measure twice, cut once."
Remember the old adage, "measure twice, cut once."
24 1 /
4
"
(616 mm)
Pin-to-pin length Less 14 1 /
4
" (362 mm)
Longueur d'axe à axe moins 362 mm
Vorstaglange Bolzen zu Bolzen abzuglich 362 mm
Lunghezza perno-a-perno diminuita di 362 mm
24 1 /
4
"
(616 mm)
Pin-to-pin length Less 14 1 /
4
" (362 mm)
Longueur d'axe à axe moins 362 mm
Vorstaglange Bolzen zu Bolzen abzuglich 362 mm
Lunghezza perno-a-perno diminuita di 362 mm