Customs has grounded aircraft after January 15 incident . Aircraft was grounded in the Pacific after its onboard generator failed , not found . In that instance , the aircraft was programmed to go to a pre-designated airspace and `` loiter '' in the event of a loss of communications . Procedures were ` ` properly carried out by the flight crew , '' spokesman says .
Customs has grounded aircraft after January 15 incident . Aircraft was grounded in the Pacific after its onboard generator failed , not found . Procedures were ` ` properly carried out by the flight crew , '' spokesman says .