Seagull Models AT-6 TEXAN Assembly Manual page 11

4) Carefully heat the vent tube using a
heat gun or lighter to permanently set the
angle of the tube.
5) Test fit the stopper assembly into the
tank. It may be necessary to remove some of
the flashing around the tank opening using a
modeling knife. If flashing is present, make
sure none falls into the tank.
Vent tube.
Fuel Fill Tube.
When the stopper assembly is in-
stalled in the tank, the top of the vent tube
should rest just below the top surface of
the tank. It should not touch the top of the
tank.
6) With the stopper assembly in place,
the weighted pickup should rest away from
the rear of the tank and move freely inside the
tank. The top of the vent tube should rest just
below the top of the tank. It should not touch
the top of the tank.
7) When satisfied with the alignment of
the stopper assembly tighten the 3mm x 20mm
machine screw until the rubber stopper ex-
pands and seals the tank opening. Do not
overtighten the assembly as this could cause
the tank to split.
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to the tank. The lower pipe is the 'feed' and the
upper two the 'pressure and fill'. The fill pipe
is the next pipe.
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 difficult to determine
which is which.
Slide the tank into the fuselage from inside so
that the neck is at the top of the fuselage and
Fuel Pick up
it locates through the engine bulkhead. Gently
Tube.
secure it to the top horizontal former with a
cable tie.
sure the fuel lines have not become kinked
inside the fuel tank compartment. Air
should flow through easily.
Attach the silicone fuel and pressure pipes
You should mark which tube is the
Balsa block.
C/A glue attached.
Blow through one of the lines to en-
Fuel pick-up tube.
Fuel tank.
vent tube.
Fuel fill tube.
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