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Bobs Ten
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Date:  9-30-2013
Number of Hours:  2.40
Manual Reference:  37-1
Brief Description:  Pressure Test Fuel Lines

1224 - 1448

Fabricate a test valve made from a Schraeder Valve and AN fittings.

Cap tunnel bulkhead fuel fittings outside of tunnel.

Pressurize fuel lines, through fuel valve, one at a time, to 55 PSI.

Check each fitting using soapy water, check for bubbles. Each fitting was examined continuously for 90 seconds for bubbles.

Three of the 8 fittings developed very small bubbles.

Removed leaking lines.

Lapped flare with 600 sp and a -6 fitting.

Cleaned flare and reinstalled line.

Repeated test.

All 8 fittings now show no bubbles at 55 PSI for 90 seconds.
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