Amdt. 23-43, E.. 05/10/93
FAR23.H6 :[Powerplantinstruments.]
[In addition to the requirements of Sec. 23.1305:
(a)
A means must be provided to indicate when the APR is in the armed or ready condition.

(b)
If the inherent .ight characteristics of the airplane do not provide warning that an engine has failed, a warning system independent of the APR must be provided to give the pilot a clear warning of any engine failure during takeo..

(c)
Following an engine failure at V1 or above, there must be means for the crew to

readily and quickly verify that the APR has operated satisfactorily.] Amdt. 23-43, E.. 05/10/93
Chapitre 43 Appendix I : Seaplane Loads
Sommaire
FAR23.I:[Seaplaneloads.] ................... 480

479
Appendix I : Seaplane Loads
FAR23.I :[Seaplaneloads.]
z

Flored bottomUnflored bottom

K1 (Vertical Loads) K2 (Bottom Pressures)
Fig. 43.2 – [Hullstation weighing factor.]

Unflared

′
Elodie Roux. Septembre 2003
Appendix I : Seaplane Loads
Sixi`eme partie

FAR 25-Airworthiness
standards : Transport category
airplanes

483
Table des mati`eres

44 Subpart A : General 489
45 Subpart B : Flight 491
45.1General ..................................... 493

45.2Performance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 495
45.3Controllability andManeuverability . . . . . . . . . . . . . . . . . . . . . 507
45.4Trim ....................................... 513

45.5Stability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 514
45.6Stalls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 517
45.7 Ground and Water Handling Characteristics . . . . . . . . . . . . . . . . . 519
45.8MiscellaneousFlightRequirements . . . . . . . . . . . . . . . . . . . . . . 521
46 Subpart C : Structure 525
46.1General ..................................... 527

46.2FlightLoads .................................. 528

46.3FlightManeuverandGustConditions . . . . . . . . . . . . . . . . . . . . 529
46.4Supplementary Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 537
46.5ControlSurfaceandSystemLoads . . . . . . . . . . . . . . . . . . . . . . 540
46.6GroundLoads. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 544
46.7WaterLoads .................................. 553

46.8Emergency Landing Conditions ........................ 559

46.9FatigueEvaluation ............................... 561
46.10Lightning Protection .............................. 564

47 Subpart D : Design and Construction 565
47.1General ..................................... 568

47.2ControlSurfaces ................................ 574

47.3ControlSystems ................................ 574

47.4Landing Gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 580
47.5FloatsandHulls ................................ 586

47.6Personnel andCargoAccommodations . . . . . . . . . . . . . . . . . . . . 586
47.7Emergency Provisions ............................. 596

TABLE DES MATI ERES
47.8VentilationandHeating ............................ 610

47.9Pressurization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 612 47.10FireProtection ................................. 614 47.11Miscellaneous .................................. 622
48 Subpart E : Powerplant 623
48.1General ..................................... 626

48.2FuelSystem. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 631
48.3FuelSystemComponents ........................... 639

48.4OilSystem ................................... 641