9-5
FUEL TANKS
phone: 1-800-854-3140 | 1-503-304-8899 fax: 1-800-366-7505 | 1-503-304-1899
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FUEL CAP VENT
Fuel Cap & Fuel Tank Field Test Procedure:
The vent system mounted in the cap conforms
to ASTM standards in regards to fuel. This unit is
non-serviceable. The vented cap is used to prevent
spillage should a tip-over occur.
WARNING
The fuel cap is not a repairable item. If it is damaged
in any way, it should be replaced immediately.
This procedure utilizes a fuel cap and a tank leak test
tool, part # 1-60-0231.
The test encompassES two phases:
1.
Test of the fuel cap.
2.
Test of the basic integrity of the fuel tank.
The fuel cap test consists of the following procedure:
Use the furnished test tank unit to individually test
each fuel cap. Pour one quart of Stoddard Solvent into
the test tank and install the cap to be tested.
Invert the tank and check for leakage.
note: Make sure sealing gasket is in good condition prior to test.
The cap should not leak more than one ounce of fuel over
fi
ve minutes while inverted.
The basic integrity TEST of the fuel tank shall consist of the following procedure:
3.
Use the special cap provided and install it on the fuel tank to be tested.
4.
Close o
ff
the fuel shut-o
ff
at the carburetor and make sure that any vent lines are closed (if
fi
tted).
5.
Attach the low-pressure air regulator to your shop air supply.
6.
Turn the pressure control knob counter-clockwise to minimize pressure.
7.
Install the air pressure regulator on the test cap and using the control knob, pressurize the tank to 3 psi.
8.
Shut o
ff
the air supply via the ball valve on the regulator.
9.
The air pressure should hold for 3 minutes.
10.
If the pressure bleeds o
ff
, open the ball valve to maintain pressure on the tank system and use a spray bottle with
soapy water to
fi
nd the source of leak; repair as needed, then retest.
TEST KIT # 1-60-0231