From: Roberts@in-touch.net (Patrick Roberts) Organization: Al Bundy for President Date: 07 Sep 96 17:09:07 References: 1 2
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email@example.com (MRTONKA) writes: >>Has anyone heard of cases where motor operated fuel valves (ball, gate or >>butterfly) jammed internally due to ice caused by excessive water in the >>fuel (JP4 or kerosene) freezing during flight at high altitude? Yes the fuel tank selector valves on the DC-8-60 series will do this on the ground in extreme temps. It is a 3 way ball valve.