Means must be provided on the flight deck for starting, stopping, and emergency shutdown of each installed auxiliary power unit. (Secs. 313(a), 601, 603, 604, Federal Aviation Act of 1958 (49 U.S.C. 1354(a), 1421, 1423, 1424), sec. 6(c), Dept. of Transportation Act (49 U.S.C. 1655(c))) [Amdt. 29-17, 43 FR 50602, Oct. 30, 1978]