The fire resulted from the ejection of a valve stem on the fuel transfer system which sent a high-pressure spray of fuel over the boiler and consequently ignited into a fireball.
2.
On April 1, 2003, VF-154 lost one of its aircraft over southern Iraq when it suffered a single engine and fuel transfer system failure which caused the remaining engine to run dry.
3.
The B-24H was longer, had a powered gun turret in the upper nose to reduce vulnerability to head-on attack, and was fitted with an improved bomb sight ( behind a simpler, three-panel glazed lower nose ), autopilot, and fuel transfer system.