User Manual
27
Twin Otter ARF Assembly Manual
Step 30
Connect the fuel tank vent line (pink) to the pressure
nipple on the mufer and the feed line (green) to the
fuel inlet on the carburetor or needle valve assembly.
Step 31
Shown here is a tee tting installed in the feed line.
You may choose to install a fuel ller dot in the
cowling or run a fuel into the tank compartment for
fueling purposes.
Step 32
Repeat steps 1 through 31 for the opposite side.
Cowling, Propeller and Spinner
Installation–2-Stroke
Parts Required
Wing Panels (left and right)
Cowlings (2) Clear cowlings (2)
Propellers (2) Spinners (2)
#2 x 1/4-inch woodscrews (8)
Tools Required
Ruler Felt-tipped pen
#1 Phillips screwdriver
Rotary tool with cutoff wheel and drum sander
Step 1
Use scissors to trim the clear cowling so it will t over
the berglass cowl. Transfer the mounting holes to the
clear cowl to serve as a reference.
Step 2
Cut openings in the clear cowling so that it can be
mounted without obstruction from the engine. You may
nd it easier to remove the needle valve until after the
cowl is t.
Step 3
Slide the clear cowling over the berglass cowl and
mark the required cutouts with a felt-tipped pen. Then
use a cutoff wheel and drum sander in a rotary tool to
make the cutouts in the berglass cowling.