Preassembly
Short Top Foil
If top foil is shorter than 9
3
/
4
" (248 mm), use one of the following special techniques to ensure sufficient bearing
surface for the foil in the area of the halyard swivel.
3
1
/
2
" (89 mm)
3" (76 mm)
2
1
/
2
" (64 mm)
2" (51 mm)
1
1
/
2
" (38 mm)
9
3
/
4
" (248 mm) No special treatment required.
9
3
/
4
" (248 mm)
9
5
/
8
"–7
1
/
8
" (244–181mm) Do not use plastic bushing
above top connector.
9
5
/
8
"–7
1
/
8
" (244–181 mm)
7"–5
1
/
2
" (178–140 mm) Do not use plastic bushing
above top connector. Shorten top of connector and if
necessary shorten trim cap.
7"–5
1
/
2
" (178–140 mm)
5
3
/
8
"–4" (137–102 mm) Do not use plastic bushing
above top connector. Cut connector right at cross formed
by glue dispersion channels. Use single foil screw in top
foil only.
5
3
/
8
"–4" (137–102 mm)
Under 1
1
/
2
" (38 mm) Eliminate top foil and run foil
higher in drum assembly.
Under 1
1
/
2
" (38 mm)
Top Foil
Length from
Worksheet
1. Initial
top foil
cut length
2. Cut through
middle hole in
top foil.*
3. Shorten
full length
adjoining
foil by
cutting
through
middle
hole.*
4. Shorten
connector
5. Shorten
trim cap
Resulting Top
Foil Length
Length
3
1
/
2
"
(89 mm)
6
9
/
16
"
(167 mm)
5"
(127 mm)
4
7
/
8
"
(124 mm)
No
3"
(76 mm)
6
1
/
16
"
(154 mm)
4
1
/
2
"
(114 mm)
4
7
/
8
"
(124 mm)
No
2
1
/
2
"
(64 mm)
6
9
/
16
"
(167 mm)
4"
(102 mm)
4
7
/
8
"
(124 mm)
No
2"
(51 mm)
5
1
/
16
"
(129 mm)
3
1
/
2
"
(89 mm)
4
3
/
8
"
(111 mm)
Yes
1
1
/
2
"
(38 mm)
4
9
/
16
"
(116 mm)
3"
(76 mm)
3
3
/
4
"
(95 mm)
Yes
3
1
/
2
"–1
1
/
2
" (89–38 mm) Shorten top foil and adjoining
full length foil so two screws are used to assemble joint
instead of four. Do not use plastic bushings above top
connector.
*To allow for saw cut, position blade so upper half of
middle hole is preserved.
Cut-Offs – Do Not Use
Cut-Offs
Do Not Use
Cut-Offs
Do Not Use
Cut-Offs
Do Not Use
Cut-Off
Do Not Use
6
Nautor MKIV Furling
03/10/11
