(4)
Insulation on electrical wire and electrical cable installed in any area of the fuselage must be self-extinguishing when tested in accordance with the appli-cable portions of Part I, Appendix F of this part.

(b)
Eachvacuumairsystemlineand.tting onthedischargesideofthepump that might contain .ammable vapors or .uids must meet the requirements of Sec. 25.1183 if thelineor .ttingisinadesignated .rezone.Othervacuumairsystemcomponents in designated .re zones must be at least .re resistant.

(c)
Oxygen equipment and lines must–

(1)
Not be located in any designated .re zone,

(2)
Be protected from heat that may be generated in, or escape from, any desi-gnated .re zone, and

(3)
Be installed so that escaping oxygen cannot cause ignition of grease, .uid, or vapor accumulations that are present in normal operation or as a result of failure or malfunction of any system.]

Amdt. 25-72, E.. 8/20/90
′
Elodie Roux. Septembre 2003
Subpart D : Design and Construction
47.11 Miscellaneous
FAR25.871 :Leveling[means.]
[There mustbe meansfordeterminingwhenthe airplaneisin alevelposition onthe ground.] Amdt. 25-23, E.. 5/8/70
FAR 25.875 : Reinforcement near propellers.
(a)
Eachpart of the airplane nearthepropellertips mustbe strong and sti. enough to withstand the e.ects of theinduced vibration and ofice thrownfrom thepropeller.

(b)
No window may be near the propeller tips unless it can withstand the most severe ice impact likely to occur.

Chapitre 48 Subpart E : Powerplant
Sommaire
48.1General ............................... 626

FAR25.901:Installation. ................... 626 FAR25.903:Engines. ...................... 626 FAR25.904:[Automatictakeo. thrust control system(ATTCS).] 627 FAR25.905:Propellers. .................... 627 FAR25.907:Propellervibration. . . . . . . . . . . . . . . . 628 FAR25.925:Propellerclearance. . . . . . . . . . . . . . . . 628 FAR25.929:Propellerdeicing. . . . . . . . . . . . . . . . . 628 FAR25.933:Reversing systems. . . . . . . . . . . . . . . . . 629 FAR25.934:[Turbojetenginethrustreversersystemtests.] 629 FAR 25.937 : Turbopropeller-drag limiting systems. . . . . . 629 FAR 25.939 : Turbine engine operating characteristics. . . . 630 FAR25.941:[Inlet,engine,and exhaustcompatibility.] . . . 630 FAR25.943:[Negativeacceleration.] . . . . . . . . . . . . . 630 FAR 25.945 : Thrust or power augmentation system. . . . . 630
48.2FuelSystem. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 631
FAR25.951:General. ...................... 631 FAR25.952:[Fuel systemanalysisandtest.] . . . . . . . . . 631 FAR 25.953 : Fuel system independence. . . . . . . . . . . . 632 FAR25.954:[Fuel systemlightningprotection.] . . . . . . . 632 FAR25.955:Fuel.ow. ..................... 632 FAR 25.957 : Flow between interconnected tanks. . . . . . . 632 FAR25.959:Unusablefuel supply. . . . . . . . . . . . . . . 633 FAR 25.961 : Fuel system hot weather operation. . . . . . . 633 FAR25.963:Fueltanks:general. . . . . . . . . . . . . . . . 634 FAR25.965:Fueltanktests. .................. 634 FAR25.967:Fueltankinstallations. . . . . . . . . . . . . . 635 FAR 25.969 : Fuel tank expansion space. . . . . . . . . . . . 636 FAR25.971:Fueltank sump. ................. 636 FAR 25.973 : Fuel tank .ller connection. . . . . . . . . . . . 636 FAR 25.975 : Fuel tank vents and carburetor vapor vents. . . 636
623
Subpart E : Powerplant
FAR25.977:Fueltank outlet. ................. 637 FAR25.979:Pressurefueling system. . . . . . . . . . . . . . 637 FAR25.981:Fueltank[ignitionprevention.] . . . . . . . . . 638
48.3FuelSystemComponents. . . . . . . . . . . . . . . . . . . . . 639
FAR25.991:Fuelpumps. ................... 639 FAR 25.993 : Fuel system lines and .ttings. . . . . . . . . . 639 FAR25.994:Fuel systemcomponents. . . . . . . . . . . . . 639 FAR25.995:Fuel valves. .................... 639 FAR25.997:Fuel straineror.lter. . . . . . . . . . . . . . . 640 FAR25.999:Fuel systemdrains. . . . . . . . . . . . . . . . 640 FAR25.1001:Fueljettisoning system. . . . . . . . . . . . . 640
　
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