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This Project
is also rather to different to many others I get involved in, because
when this helicopter arrived it was in pretty terrible
condition, being at least 10 or more years
old.
It arrived as
a rather sad looking, although quite pretty "semi" AirWolf
fibreglass fuselage that needs lot of TLC to bring it back to decent
condition, plus two separate sets of mechanics (frames), neither of which are even close
to being complete. There are no servos, and the motor nestling
inside one set of the mechanics is a rather old .60 BSD motor in
unknown condition
After a check
around to find out just what we actually had, I discovered that the
fuselage "appears" to be an early Graupner Bell 222 that
has been drastically modified to make it look more like an
AirWolf. The basic fuselage structure is just fine, but there
are several areas that require some strengthening and a lot of work
needs to be done on it cosmetically to even get it close to being
ready for painting.
The mechanics
turned out to be old X-Cell 60 size, which in their day were very
good, but sadly today, parts are almost impossible to obtain, so I
had to advise it's owner that he was looking at fitting new
mechanics when we were ready to move on to that level of the
reconstruction.
The current
thoughts are either to go with Trex 600 nitro, or possibly the
Audacity Pantera mechanics.
As you can see
from the first picture (above) of this helicopter, the paintwork is
non existent, as indeed is most of the tail area, so I will have to
make a new tail cone out of fibreglass for it, plus repairing this
part of the boom area so that the tail gearbox can be mounted
strongly.
You can also
see that the area around the horizontal stabilizer needs some work
to rectify almost paper thin fibreglass in this area.
I have started
work on the fuselage, and here are a few pictures of it after about
3 weeks work.
As can be
seen, the fuselage is starting to look a lot better now. The
inside will still need some tidying up as well. All the seams
have been scraped away with a screwdriver and then totally reworked
with a thin skim of fine fibreglass filler to get the correct basic
shape back. Once I was reasonably satisfied with that, I
started with the super fine stopper paste to catch any small pin
holes and tiny scratches that were all over it. In fact, I
ended up almost skimming the entire surface to get it reasonably
smooth. This was pretty essential as the AirWolf uses a Metallic
Black paint, and black shows up every tiny imperfection really
quickly.
Hopefully,
that surfacing work has caught it all, and I should soon be able to
give it the first coat of colour paint to prove whether it is right
or not. The modern metallic paints I have used does not dry to a
shiny finish, so once it is all done, the aircraft will be finished
with 2 or 3 coats of special UV protective lacquer to get the
finish we want.
Once the basic
colour coats are on and have dried thoroughly, I will be needing to
fit the retracts as the first real task. The mountings for the
servos were already installed, so I am hoping I can use these
"as is". I can foresee an issue however as I believe
I am correct in saying that at the time this fuselage was first
available, there really were no decent specialised retract servos,
so all three sets of the wheels are going to have to be driven by
their own independent programmable digital servos. Almost
certainly I will need to add a speed control module to the retracts
system somewhere to get them operating at something like scale
speed.
That will mean
doing my best to synchronize all three servos to operate at exactly
the same time, and at the same speed as well - no mean task as I
already know only too well.
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