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Updating a Classic Warhorse
Esci 1/48 UH1D to UH1H
Modernized
Esci’s old 1/48 Iroquois has been around
for years in various forms, representing European variants as well as a US
Army D model Huey. While the kit is adequate, it takes a bit of work to
update it to modern US Army National Guard standards.
UPGRADE PARTS:
Eduard 1/48 Photoetch set # 48096 for UH1D
Iroquois
Cutting Edge 1/48 Resin upgrade set # 4833
for UH1N Twin Huey
Italari 1/48 Huey kit doors (Italari UH1N
Twin Huey doors are acceptable )
Supply of strip, rod & sheet plastic
stock
Brass mesh & wire in various thicknesses.
INTERIOR UPGRADES:
The interior needs significant yet worthwhile
upgrades. Your patience and diligence will pay off with a stunning model.
| The instrument center
console must be repositioned at about thirty degrees, so cut sheet plastic
side consoles to raise the Eduard PE part to that angle. Test fit the
instrument shroud against the angle of the windshield to make sure it does
not collide, and glue everything up. Punch out two air vents with a
Waldron punch, apply that to a strip of plastic 1/8" by ¼",
drill them and apply to the bottom of the central pedestal sidewalls. The
aft end of the console gets a map case from foil; add a small heater
control knob to the left front edge of the central console. Use the PE
forward bulkheads to replace the thick kit parts, and fill this area with
noseweight. I made a TSEC KY58 from scrap plastic, and added wiring to the
nose per references. I also added and "kicked" the rudder pedals
at this time. |
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The seats are resin units with lower armor in
place, but needed to have upper "wing" armor added from sheet
plastic, with .010" rod supports. The wing armor will tend to make the
seats too wide to allow the collective sticks to be installed correctly, so
you may want to cut the seat to reduce it’s width. The seats were detailed
with wound-copper springs on the back of the seat, an aft lower brace to
mount the springs to, and the release handle that tips the seat backwards
for pilot extraction. Don’t forget to add the loop on top of the seat that
keeps the shoulder harness centered. Add a strip of T stock to the bottom
for the rail that the seat rides on.
The upper console was replaced with the resin
part provided by Cutting edge, since it provided more 3-D detail than the PE
part. I installed the PE instrument panel after carving a groove to receive
it in the plastic shroud, leaving room for the instrument film to follow. I
drilled lightening holes in the upper cockpit roof bulkhead , adding strip
stock where the commo cords mount to a terminal block on the real machine.
Moving aft, the troop and crewcheif seats
were scratchbuilt, since no crewcheif seat existed in the kit. I made two
using .010" rod and tape following reference photos. The troop bench
seats were made using tape , .030" rod and flexible wire found bundling
cables in new VCR’s to make the lower curved supports. The vertical pole
that supports the seats has three plates on it with a series of keyhole
shapes. A new support pole got a set of the plates with the keyhole shapes
that I copied and cast from the Eduard PE. There are three on the pole, and
an additional three on the transmission housing facing outboard. The
quilting around the transmission has access panels and inspection holes, so
I made these with strip stock as needed. Before finishing up, a bump is
installed on the floor at the door gunner position, which has a intercom
footswitch. I made tiedown rings from thin curls of wire and inset them into
oval and circular holes in the floor, backed up with scrap plastic.
| Make your seatbelts from
3M medical tape strips, wire and brown painted paper for the leather chafe
pad, and install them on rings at the back edge of the troop seats. A lot
of work but looks great, especially since the True Details 1/48 helo
seatbelts are out of production. Interior is Aircraft Flat Black FS 37031,
grey floor and sidewalls are Dark Ghost Grey with semigloss overcoat, and
troop/crewchief seats are green nylon. |
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EXTERIOR
UPGRADES and CHANGES:
The D model has a prominent pump/sump housing
at the back end of the belly forward of the tailboom. This is removed from
the H model, and yours will be too. Cut it off, and replace the space with
plastic stocked bonded in place. Rescribe all detail that was lost during
this operation, and drill holes from the engine/transmission/fuel scuppers
& drain lines.
Detail your engine as much as you would like,
then cut out the small nacelle screens and replace them with brass screen
stock. Remove the vents and replace them with strips of .010" x
1/16" strip stock, cut to shape and applied to the nacelle. Scribe out
the lines for access panels and do any other work you would like to before
buttoning up the fuse halves.
The major change here will be the addition of
the Inlet Particle Seperator assembly, which filters out dust before it gets
to the engine inlet. This required creating a dozen masters before I got one
that was acceptable to cast in resin. Two resin parts were used on either
side, with the new brass upper screen assembly in place. I have good, clear
photos of this assembly, but you must email at helomodlbldr@gocalnet.com
if you are interested in them. You can see part of what I did in the
following photos.
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These vertical part on the side has a U
shaped part that blends with the transmission housing, and will require a
lot of putty and filing to blend it in correctly. The entire unit is bowed
outwards, and has a blended top towards the brass screen which will be added
later.
After this, walk away for a few days, you
deserve it!
| As you can see from the
picture, the only thing I kept was the rotating swashplate, grip, hub,
crosshead and rotors. Literally everything was cut apart and the rotors
were pinned to the hub with thick wire. I made new dampers and horns from
plastic stock, detailed the rotor, mast and crosshead with plastic strip
and Grandt Line Boltheads, replaced Pitch Change rods with craft wire and
replaced the mast with .040 rod. A few degrees of pitch were pulled into
the blades. |
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The front end was detailed with wire steps,
wire tiedown rings, scratchbuilt APR39 RAWR antennas and Wire Strike cutters
added and reinforced with wire. The new version has a new GPS anntenna added
to the upper WSPS, so I made this from stock and wired it. Door hinges were
replaced, the nose hatch was scribed in and the wire deflectors added to the
upper corners of the windshield.
| I detailed the skids with strips
of tape around each skid tube, holding the skid wear pads on the bottom.
Four tiedown rings were added to the belly, and the hook was placed into a
recessed well with a ring of scrap plastic around it. Each skid received
tow rings at the front end. I sat the model in front of 1/48 scale plans
of the real machine, and added a strip of thick plastic to match the
"sit" to the real thing’s profile. |
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The tail rotor was detailed, and repositioned
to match the left kick of the tail rotor pedals. An FM2 antenna was added to
the top left of the cabin, along with the AM homing towelbar and loop. FM1
antenna was added to a new antenna frequency matching unit at the top of the
tail and painted olive green. New low-light navigation lights were drilled
out and added above and below the cabin and pilots door, as well as the
green/red navlights replaced with epoxy. Overall color is US Army helo drab
applied over the preshaded model, and dusted with the helo drab cut 10% with
light grey. Microscale, Superscale, Italari and scrap decals were added for
the customer’s preferred number and the model was drybrushed with sand
overall. An oil wash followed by pastels were applied for dirt and soot.
Overall this was a major project for me, by
far my most complex and involved project in over thirty years of modeling. I
had to learn a couple of techniques for this one, and I’m very pleased
with the result. It was awarded first place, Rotary Wing category at the
Central Valley Scale Modelers annual contest this year. This model now
resides with its owner, Mr. Rosenthal of Georgia.
David
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