Code of Federal Regulations

Title 14 - Aeronautics and Space
Volume: 1Date: 2021-01-01Original Date: 2021-01-01Title: Section § 29.1141 - Powerplant controls: general.Context: Title 14 - Aeronautics and Space. CHAPTER I - FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION. SUBCHAPTER C - AIRCRAFT. PART 29 - AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY ROTORCRAFT. Subpart E - Powerplant. - Powerplant Controls and Accessories.
§ 29.1141 Powerplant controls: general. (a) Powerplant controls must be located and arranged under § 29.777 and marked under § 29.1555. (b) Each control must be located so that it cannot be inadvertently operated by persons entering, leaving, or moving normally in the cockpit.
Code of Federal Regulations / Title 14 - Aeronautics and Space / Vol. 1 / 2021-01-01647
(c) Each flexible powerplant control must be approved. (d) Each control must be able to maintain any set position without— (1) Constant attention; or (2) Tendency to creep due to control loads or vibration. (e) Each control must be able to withstand operating loads without excessive deflection. (f) Controls of powerplant valves required for safety must have— (1) For manual valves, positive stops or in the case of fuel valves suitable index provisions, in the open and closed position; and (2) For power-assisted valves, a means to indicate to the flight crew when the valve— (i) Is in the fully open or fully closed position; or (ii) Is moving between the fully open and fully closed position. (Secs. 313(a), 601, and 603, 72 Stat. 752, 775, 49 U.S.C. 1354(a), 1421, and 1423; sec. 6(c), 49 U.S.C. 1655(c)) [Doc. No. 5084, 29 FR 16150, Dec. 3, 1964, as amended by Amdt. 29-13, 42 FR 15046, Mar. 17, 1977; Amdt. 29-26, 53 FR 34219, Sept. 2, 1988]