Hangar 9 Alpha 40 ARF Assembly Manual page 9


Step 2
Inspect the fuel tank to determine the internal positioning
of the vent line. This is important as the vent line must face
to the top of the fuselage for the engine to run properly.
You may want to place a piece of tape on the tube that
corresponds to the vent line for easier identification later.
Vent Line
To Muffler
To Carburetor
Vent Line (faces top of fuselage)
Side View
Hangar 9 Alpha 40 ARF Assembly Manual

Step 3
Insert the fuel tank in the fuselage. Guide the fuel lines
through the hole in the firewall.
Top View
Clunk

Step 4
Guiding the fuel tubes to the top of the fuselage, place the tank
in the fuselage so it rests in the fuselage as shown. The tank
will fit snug against the back of the firewall when installed.

Step 5
Locate the fuel tank braces. The rectangular piece is the rear
brace, while the shaped one is the front brace.

Step 6
Test fit the braces in the fuselage. They will lock into the
sides of the fuselage when installed properly. Once fit, use
medium CA to glue the braces to the fuselage sides.
9