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A D J U S T M E N T I N D I C A T I O N S
15
1. Rake
2. Side
+ pre-bend
3. Tension
4. Final
adjustment
Comments
djust only for a very small amount of pre-bend on furling masts
22 /
Masthead rig
In-line
Swept-back
spreaders
spreaders
adjust the forestay, then apply tension to the running backstay
adjust the cap shrouds symmetrically to obtain:
a straight
a regular
mast
pre-bend
Tighten the
lower
Tighten the
shrouds fore
lower
and aft,
shrouds, then
then adjust
adjust
the interme-
the interme-
diate
diate shrouds
shrouds
pply the final tension respecting the same order
Check under sail making sure the mast is straight
djustment of
the interme-
diates at each
diagonal turn-
buckle
Fractional rig
Swept-back
spreaders
a regular
pre-bend
More tension on
the cap shrouds
pushes the mast
forward creating
a bend;
More tension on
the lower and
i n t e r m e d i a t e
shrouds reduces
the bend;
djust the run-
ning backstay at
the end (works in
opposition to the
rest of the rig-
ging)
w w w . s p a r c r a f t . c o m
In-line
spreaders
a straight
mast
Is adjusted
like a mas-
thead rig
apart from
the tension
on the run-
ning back-
stays
djust to
obtain a cer-
tain bend
forwards or
backwards to
avoid an
inversion of
the curve of
the mast in
strong winds
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