§25.901. Installation.
14 C.F.R. § 25.901
For the purpose of this part, the airplane powerplant installation includes each component that—
Is necessary for propulsion;
Affects the control of the major propulsive units; or
Affects the safety of the major propulsive units between normal inspections or overhauls.
For each powerplant—
The installation must comply with—
The applicable provisions of this subpart;
The components of the installation must be constructed, arranged, and installed so as to ensure their continued safe operation between normal inspections or overhauls;
The installation must be accessible for necessary inspections and maintenance; and
The major components of the installation must be electrically bonded to the other parts of the airplane.
For each powerplant and auxiliary power unit installation, the applicant must comply with the requirements of § 25.1309, except that the effects of the following failures need not comply with § 25.1309(b)—
Engine case burn-through or rupture,
Uncontained engine rotor failure, and
Propeller debris release.
Each auxiliary power unit installation must meet the applicable provisions of this subpart.
Notes, amendments, and revision history
Amendments
[Doc. No. 5066, 29 FR 18291, Dec. 24, 1964, as amended by Amdt. 25-23, 35 FR 5676, Apr. 8, 1970; Amdt. 25-40, 42 FR 15042, Mar. 17, 1977; Amdt. 25-46, 43 FR 50597, Oct. 30, 1978; Amdt. 25-126, 73 FR 63345, Oct. 24, 2008; Doc. No. FAA-2022-1544, 89 FR 68734, Aug. 27, 2024]
Authority
Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701, 44702 and 44704; Pub. L. 115-254, 132 Stat 3281 (49 U.S.C. 44903 note).
Source
Source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.
Amendments
[Doc. No. 5066, 29 FR 18291, Dec. 24, 1964, as amended by Amdt. 25-23, 35 FR 5676, Apr. 8, 1970; Amdt. 25-40, 42 FR 15042, Mar. 17, 1977; Amdt. 25-46, 43 FR 50597, Oct. 30, 1978; Amdt. 25-126, 73 FR 63345, Oct. 24, 2008; Doc. No. FAA-2022-1544, 89 FR 68734, Aug. 27, 2024]