NOTE: You must supply
your own allen wrenches for assembly.
Foil Assembly
- Required: T-bar, Front & Rear Wings.
Allen bolts (2 long, 3 short), solvent, oil, allen wrench, eye protection.
- It is imperative to blow out (use eye
protection) and clean all T-bar threads with solvent or cleaning solution.
Next, lubricate each bolt hole with oil. (A Q-tip works well here).
Failure to do this could cause the stainless steel allen bolts to
seize to the T-bar. If this should occur you will have big problems.
- When bolting wings to the T-bar note
that there are two sizes of flathead allen bolts. The longer ones
thread into the two aft holes of the front wing. The 3 shorter allen
bolts thread into: a) the front hole of the front wing and b) both
holes of the rear wing.
- With the proper assembly all winglets
will face down and the allen bolts will be recessed into the countersunk
holes in the wings. See schematic.
- Tighten each bolt securely with your
allen wrench. These bolts often loosen during use. You must re-check
each bolt before every ride. If you use your Sky Ski in salt water,
use some sort of anti-seize product. Do not use lock tight here.
Seat Tower
- Required: 2-6, 10-21, allen wrench,
lock tight.
- Place a small stainless flat washer
(13) followed by the larger aluminum washer (15) (note: both are 3/8")
over a 3" button head through bolt. Push the through bolt with
the washers through the seat half from the outside in. Next, spin
on one aluminum spacer and tighten securely, using lock tight (the
lock tight should be under the final resting spot for the spacer).
The spacer should be on the inside (convex side) of the seat tower.
Repeat for other seat half.
- Guide the seat halves together, with
the through bolts mounted on opposing sides. Place a larger aluminum
washer (15), followed loosely by a wing nut, and rubber endcap protector
on each through bolt.
- Next, bolt the seat top to the seat
halves while attaching the footman loops and seat belt. IMPORTANT:
The front of the seat tower angles forward. The cut out of the seat
top (for your tail bone) should be mounted to the rear of the seat
tower. Putting the seat tower on backwards will alter your center
of gravity. See schematic.
- Place one footman loop through a seat
belt loop. The footman loops mount on the bottom side of the upper
seat tower. The clasp on the seat belt has a final position of up.
Double check this before tightening.
- Place the 1" button head bolts
through the footman loop, seat half, and seat top. (do not use a washer
under here!). On top, use the smallest washers (20), followed by the
footman nyloc nuts (21). Repeat for other side, double checking the
clasp of the seat belt. Tighten all four nuts.
IMPORTANT: seat top cut out and seat tower curved
cut outs both face to the back.
- Mount the seat pad on to the seat top.
Clean seat top first. Next, carefully peel off the paper exposing
the glue, then firmly press the two together.
Mounting Seat Tower to Ski
- Required: 7-10, 16, allen wrench.
- Place the 4 remaining allen bolts through
the washers (8) and stringers (9). then spin them down through the
seat tower and ski, and into the D-nuts. Do not tighten. You must
leave these loose for now to allow the strut to slide in easily for
proper adjustment.
- Slide the strut through the ski and
into the seat tower. Now, tighten all four seat base bolts, taking
care to line the foil up in the straight ahead direction. Tighten
the seat base bolts until the seat tower tightens against the ski,
then add about 1/2 turn to each bolt. Do not over tighten! Tighten
the wing nuts to secure the foil only after tightening the seat base
bolts.
NOTE: When switching foil assemblies between skis,
you must loosen the seat base bolts before using a new foil. Re-tighten
the seat base allen bolts only after the new foil is seated properly.
- Place the safety pin through the blank
hole on the sides of the seat tower and secure it. When removing the
foil assembly from ski and tower you must immediately replace the
safety pin into the seat tower to avoid loosing it.
Before each ride you must
Maintenance
If you have a polished aluminum foil
and/or seat tower: the elements may negatively affect the foil's drag
and performance. Keep the surface up by using a product such as "Mother's
Aluminum Polish" for continued top performance and "show
appeal".
If you have a powder coated foil and/or
seat tower: pits, scratches, chipping, and peeling can drastically
alter your performance. The warranty does not cover this. Take care
to avoid damaging your Sky Ski during assembly, transport, and storage.
Sand damaged areas and re-spray them with enamel paint.
Colors will fade when exposed to UV rays
in sunlight. The warranty does not cover this. To reduce fading always
store your Sky Ski out of the sun when not in use. Throw a towel,
wetsuit, or other protective covering over it when in the boat. This
will greatly extend the color life of your Sky Ski and the life of
the rubber bindings and seat pad.
Rinse your Sky Ski thoroughly if used
in salt water.
NOTE: Transport bags
help reduce foil damage and fading.
Tuning tips from Mike
Weight differences of Sky Ski pilots,
placement on the seat, and amount of weight on the feet are all factors
that determine the amount of lift or sink one gets.
Sink or lift can be adjusted to the pilots
preference by adding a thin spacer (i.e. washer or dime) between the
T-bar and the front or rear wings. For sink put the spacer between
the rear of the rear wing and T-bar, for lift try it between the front
of the front wing and T-bar. My flying preference is to be sitting
almost straight up, leaning slightly forward with the Sky Ski neither
lifting nor sinking. I fly my Sky Ski with a dime under the rear of
the rear wing, flying neutral.
Have fun,
Mike Murphy
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