Century Helicopter Products Sikorsky S-61 Sea King Скачать руководство пользователя страница 14

most pod and boom helicopters, there is no contest.  This plastic material is virtually indestructible at the penalty
of being virtually un-paintable without specialized and expensive automotive primers and paints. Consequently,
there is also a very limited range of colors available. The reason you are reading this page is that you  want to fly
a model that looks and holds all the prestige of a real helicopter.

Flexibility

Flexibility

Flexibility

Flexibility

Flexibility
A wonderful attribute of fiberglass is in its flexibility.  Century and Funkey are proud of the craftsmanship that
goes into every fuselage.  However, fiberglass parts may migrate while inside the shipping box.  When two mating
components are brought together and they do may not align or mate perfectly.  Dealing with this is very simple
using the following simple procedure. Using a heat gun, set at the high setting, at a distance of 1-2 feet away,
evenly heat the warped part until the outside surface is hot to the touch and the part has become pliable (flexible).
Using adhesive tape, mate the two fiberglass parts together and let both parts sit until both parts have reached
room temperature. Remove the tape and now both parts are stable and match one another.  In some instances,
depending on the location of the warp, the part may need to be held in an over-extended position to achieve the
proper shape when the part is finished.

Dealing with Fiberglass.

Dealing with Fiberglass.

Dealing with Fiberglass.

Dealing with Fiberglass.

Dealing with Fiberglass.
Fiberglass is easier to repair than you think.  Using today’s CA type of adhesives, a severe crack in a fuselage can
be simply fixed and the repaired section is much stronger than in its original state.  Add touchup paint and no
one would ever know it had been damaged.  There is a limit to  the amount of work one may wish to do in order
to repair extensive crash damage. At this time one can simply use the option to purchase the replacement fiber-
glass part.

The Paint Job.

The Paint Job.

The Paint Job.

The Paint Job.

The Paint Job.
There is no magic to a good paint job, the true secret is time, patience and common sense.  A modeler who thinks
that they can throw paint onto a fuselage Friday night before flying on Sunday is dreaming, the helicopter would
be flyable but even that is a stretch.  The average modeler will spend the better part of a month to apply a good
clean paint job.

Preparing the fuselage for painting.

Preparing the fuselage for painting.

Preparing the fuselage for painting.

Preparing the fuselage for painting.

Preparing the fuselage for painting.
After opening the fuselage, examine all the fiberglass components to see where work needs to be done to allow a
simple “bring up” of the fuselage.  “Bring up” describes the necessary steps to complete all the jobs in order to
start priming the fiberglass parts.  Typical work that is done at this stage is rough sanding on seams and jointed
components, filling of surface imperfections, adding panel lines and rivets, cutting required holes and prepara-
tion for priming.

Step  46.

Step  46.

Step  46.

Step  46.

Step  46.
Start by thoroughly washing all fiberglass parts in mild detergent and water, this will remove any residue re-
maining from the molding process.  Next wipe down all the parts with Acetone (from the hardware store).  The
Acetone will remove all traces of oil or grease that will affect the adhesion of two fiberglass parts or between the
paint and the fiberglass.  Now using steel wool or an abrasive pad commonly used for scrubbing dishes, scuff all
surfaces that will be joined or receiving paint.  What is important to note here is that we are breaking through the
topmost resin surface and creating the best surface for the adhesive or primer.  The prepared finish will have
very fine score marks usually seen when the part is held to the light at a slight angle.
Step  47.

Step  47.

Step  47.

Step  47.

Step  47.
This is the time to rough sand any accessories or small parts, using the 320 grit sandpaper, that will be assembled
and attached at different positions on the fuselage.  These can be marking lights, engine exhausts, scale fuel tanks,
horizontal and vertical stabilizers, guns, antenna or any scale details being bonded to the fuselage.  These accesso-
ries should be test assembled to make sure that all parts are prepared, and you will be able to see any problems
that may arise in trying to paint these parts.  Some thought should be put into how to hold the part as it is being
painted.  Go ahead and bond these parts at this time using slow CA glue.
NOTE

NOTE

NOTE

NOTE

NOTE: As the fuselage resin is epoxy, regular 5-30 minute epoxies can be used to bond two fiberglass compo-

Содержание Sikorsky S-61 Sea King

Страница 1: ...t Designed and Developed in the USA Sept 2002All rights reserved SEA KING SPECIFICATIONS Century Helicopter Products Century has designed a new Sikorsky S 61 Sea King Changes to full size helicopter designs are a direct challenge to the modeler To its predecessor the Century model Sea King fuselage has many tiny detailstocatchyoureye andmajordetailfeaturesmakeatremen dous difference to the overall...

Страница 2: ...ea King Congratulations on purchasing Century s magnificent scale fuselage of the Sea King Congratulations on purchasing Century s magnificent scale fuselage of the Sea King Congratulations on purchasing Century s magnificent scale fuselage of the Sea King The fuselage is manufactured from lightweight fiberglass using Epoxy resin with carbon fiber filament reinforcement at seams for extra strength...

Страница 3: ...cated 30mm from the end of the gearbox Using a razor saw very thin saw blade cut flush to this wall completely through the right gearbox half Now the tail gearbox is in three parts Remove the lower right half with the vertical fin mounts this part is no longer used Initially assemble the F16 and F15 formers do not use glue at this step and install the tail gear box assembly onto the F16 former Pos...

Страница 4: ...d former forcing any excess glue to the edges Repeat process for all holes Using a saw or moto tool grind vertical slots in the edge of the former spaced 1 8 apart Measure and mark the inside wall where the final position of the top surface of the former will be Once ready use a Q tip or applicator and apply Stabilit or Epoxy above the mark on the inside of the fiberglass and to the outside edge o...

Страница 5: ...Using 1 8 plywood not included cut out these formers to a height of 1 4 1 2 above the top of the pushrod from the plan These need not be the full width of the inside of the fuselage but can be 1 1 4 wide using a triangular reinforcement to add stability when bonded in place Mark and drill the hole for the rudder pushrod Stop here and decide the location of the rudder servo Once this is finalized p...

Страница 6: ...nother tail gearbox assembly is being installed If another tail gearbox assembly is being installed If another tail gearbox assembly is being installed If another tail gearbox assembly is being installed read the previous step to become familiar with the process before finalpositioningandpermanentlybondingtheformersinplace Step 18 Step 18 Step 18 Step 18 Step 18 Using a ruler estimate the center o...

Страница 7: ...ep 23b Step 23b NOTE NOTE NOTE NOTE NOTE To make sure that your chosen mechanics will be supported inside the fuselage the F1 Floor former photo 4 has the key tabs cut but the two F3 rail formers have not had the notches cut from their bottom edge to match Once you have followed these instructions and marked the location of your mechanics in the assembly you will then mark and cut out the notches ...

Страница 8: ...etract axle At this point inspect the front and rear fit of the former to the fuselage some sanding may be required to get a good fit at the seam of the fuselage down the center and at the sides Once satisfied with the fit slide the main section of the mechanics without tail boom assembly or main shaft and position the two F2 hardwood landing gear rails underneath the mechanics with the taper towa...

Страница 9: ...ne Step 25 Step 25 Step 25 Step 25 Step 25 Test fit the horizontal fin to the top of the elevated tail section some sanding may be necessary to get a perfect fit with the fin overlapping the boss on the fuselage Using Stabilit or Epoxy bond the horizontal fin in place using tape to keep the fin square to the tail 90 degrees Once completely dry using additional Stabilit or Epoxy mixed with Mi cro b...

Страница 10: ...w painting without disturbing the bonding surface Step 30 Step 30 Step 30 Step 30 Step 30 There are 24 pieces of 3 8 square plywood screw mounts and 24 M3x8 self tapping screws These are to attach the front fuselage section the top hatch and the tail cover to the main fuselage body There is no set rule for using all of these pieces to attach the hatches Start by taping the front fuselage section a...

Страница 11: ... the side view for proper alignment blocks of various sizes can be used to hold the tail section until cured Secure both the main fuselage and the tail assembly in place using long strips of masking tape Make adjustments as necessary to get the perfect alignment Step 35 Step 35 Step 35 Step 35 Step 35 Insertthetailcouplerontothetailtransmissionoutputshaftonthemechanics Markandgrindtheappropriatefl...

Страница 12: ... Step 39 Step 39 Step 39 Step 39 To prepare the dome depending on the version of the SeaKing that is being built remove the gelcoat surface from the rounded keys The dome is to be mounted on the tail section just past the joint between the tail and the main mechanics Once located mark and sand through the gelcoat surface for bonding after the fuselage has been painted Step 40 Step 40 Step 40 Step ...

Страница 13: ...wed by one 5 32 wheel collar and use threadlock on the securing set screws The goal is to have the wheel spin freely but without any lateral movement on the axle Slide one 1 1 4 wheel onto the tail gear wire and secure with one 1 8 wheel collar using threadlock Remove the Socket Head Cap Screw that will secure the wire landing gear onto the axle and position and tape the sponson in position and in...

Страница 14: ...ing on Sunday is dreaming the helicopter would be flyable but even that is a stretch The average modeler will spend the better part of a month to apply a good clean paint job Preparing the fuselage for painting Preparing the fuselage for painting Preparing the fuselage for painting Preparing the fuselage for painting Preparing the fuselage for painting After opening the fuselage examine all the fi...

Страница 15: ...at extends below the bottom of the fuselage After drawing the circle use grinding stone and move in small circles until the hole is at the size wanted Step 50 Step 50 Step 50 Step 50 Step 50 Priming the fuselage accomplishes two tasks firstly the primer paint is designed to aggressively adhere to the surface being painted and provide the best surface for the colored paint to adhere to secondly all...

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