Fuel Tank Installation - Seagull Models SEA207N Assembly Manual

Vent tube.
Fuel fill tube.
3) Carefully bend the second nylon tube up
at a 45º angle. his tube is the vent tube.
4) Test it the stopper assembly into the tank.
It may be necessary to remove some of the
lashing around the tank opening using a
modeling knife. If lashing is present, make
sure none falls into the tank.
5) With the stopper assembly in place, the
weighted pick-up should rest away from the
rear of the tank and move freely inside the
tank. he top of the vent tube should rest just
below the top of the tank. It should not touch
the top of the tank.
6) When satisied with the alignment of the
stopper assembly tighten the 3 x 20mm ma-
chine screw until the rubber stopper expands
and seals the tank opening. Do not over-
tighten the assembly as this could cause the
tank to split.

FUEL TANK INSTALLATION.

You should mark which tube is the vent
and which is the fuel pickup when you attach
fuel tubing to the tubes in the stopper. Once the
tank is installed inside the fuselage, it may be
diicult to determine which is which.
Fuel pick up tube.
7) Slide the fuel tank into the fuselage. Guide
the lines from the tank through the hole in
the irewall.
8) Use plywood template to hold in place the
fuel tank with C/A glue to secure the fuel
tank inside the fuselage.
C/A glue.
C/A glue.
Fuel pick up tube.
9) Connect the lines from the tank to the en-
gine and muler. he vent line will connect
to the muler and the line from the clunk to
the carburetor.
A
B
Balsa wood.
Vent tube.
Fuel ill tube.
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