DLE 20RA - Manual (Page 8)

8
exits the engine compartment or the fuselage; most vent lines exit at
the bottom of the fi rewall).You can fi ll the tank by using the carburetor
line as fi ll line if you have access to it or install a third line to be used
as fi ll line. Installing a third line is the cleanest and easiest way to add
fuel. An alternative fueling set up is a 2-line system with a T-fi tting
approved for gasoline use. Be sure to use a fi ller plug with either a 2
line or 3 line set-up. It’s a good idea to add an extension to the vent
line as shown, that goes up and to the rear of the tank. This helps to
avoid draining fuel from the tank when the model is pointed down.
Drain/Vent Pressure Relief Line
Route to top-front of fuel tank interior,
to prevent siphoning (2-Line Set-up)
T-Fitting
Carb
Clunk Line
Fuel Tank
Filler Cap
or Plug
Supply Line
to T-Fitting
Make connection line
between T-Fitting and
Carburetor as short
as possible.
Fuel fill line
This line must be extended
to exit the bottom of the aircraft.
2-LINE
SET UP
Drain/Vent Pressure Relief Line
Route to top-front of fuel tank
interior, to prevent siphoning.
Carb
Clunk Lines
Fuel Tank
Plug
Supply Line
to Carburetor
Fuel fill line
3-LINE
SET UP
This line must be extended
to exit the bottom of the aircraft.
6. Install the throttle servo as far as possible from the engine. Make
sure that you get the carburetor’s full range of rotation with your
servo travel. Be sure to use a non-metallic linkage through an
outer pushrod tube and a screw lock connector so that the linkage
is adjustable.