Install The Radio Gear And Cowl - GREAT PLANES EXTRA-300SP Instruction Manual

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2. Install the fuel tank by pressing the neck of the tank
through the hole in the fi rewall. Glue the two 4-3/4" [120mm]
hardwood sticks in the locations shown using 6 minute epoxy.
Add foam (not included) around the tank as necessary to
secure the tank.

Install the Radio Gear and Cowl

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1. Cut a 5-1/8" [130mm] section of hook and loop
material. Overlap the hook and loop material approximately
1" [25.4mm] as shown. Thread the hook and loop material
through the slots on the elevator servo/radio mounting tray in
the fuselage. Using foam, mount the receiver and the battery
to the tray by strapping them with the hook and loop material.
The receiver should be on top of the tray and the battery
should be on the underside of the tray.
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2. If using an electric setup skip to step 4 in this section.
Install the hatch. Locate some stiff paper or cardboard.
Tape the cardboard to the model and make cutouts in the
cardboard for places where the cowl needs to be cut away.
Remove the engine.
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3. Place the cowl over the fuselage and mark the locations
of the cardboard cutouts onto the cowl. Remove the cowl and
cut the marked areas. Install the engine and then install the
cowl. Adjust the cowl cutouts to fi t the engine. Make a large
cutout on the underside of the cowl for a cooling air exit.
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4. Verify your engine and cowl placement by placing the
cowl over the fuse, putting the spinner back plate on the
engine or motor shaft, and aligning the cowl with the spinner.
Tape the cowl in place while it is being mounted. Drill the pilot
holes through the cowl and fuselage using a 1/16" [1.5mm]
drill bit. These holes should be 1/4" [6.4mm] back, from the
front of the fuse side. Mount the cowl using four #2 sheet
metal screws and #2 washers.
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