AC 25-22

Advisory circular · Certification of Transport Airplane Mechanical Systems

Approved
March 14, 2000
Last reviewed
January 30, 2020
Cancels
AC25-14
Family
AC 25-22 · 1 version
14 CFR parts
25

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed October 23, 2026.

Show pages 201–212
Page 213Open in PDF

fire detection systems x

25.863 Flammable fluid fire protection

x x

25.865 Fire protection of flight controls

x

x

25.869 Fire protection:

systems x x x

Subpart E - Powerplant

Section

Subject Order 8110.8 AC 25-7A AC Draft Propulsion Handbook AC 25- 21 AC Draft Crashworthin ess Handbook AC Draft Electrical Systems Handbook AC Draft Mechanical Systems Handbook

General

25.943 Negative acceleration x x x

Fuel System Components

25.1001 Fuel jettisoning system x x x x

Page 214Open in PDF

Section

Subject Order 8110.8 AC 25-7A AC Draft Propulsion Handbook AC 25- 21 AC Draft Crashworthin ess Handbook AC Draft Electrical Systems Handbook AC Draft Mechanical Systems Handbook

Powerplant Fire Protection

25.1183 Flammable fluidcarrying components

x x

25.1185 Flammable fluids x x

25.1189 Shutoff means x x

Subpart F - Equipment

Section

Subject Order 8110.8 AC 25-7A AC Draft Propulsion Handbook AC 25- 21 AC Draft Crashworthiness Handbook AC Draft Electrical Systems Handbook AC Draft Mechanical Systems Handbook

General

25.1301 Function and installation x x x x x

25.1309 Equipment, system, & installation

x

x

x x

x

25.1316 System lightning protection x

x

25.1322 Warning, caution, & advisory

x

x

25.1351 System lightning protection x

x 193

Page 215Open in PDF

25.1359 Electrical system fire & smoke protection (now 25.869)

x

x

Safety Equipment

25.1419 Ice protection x x

Section

Subject Order 8110.8 AC 25-7A AC Draft Propulsion Handbook AC 25- 21 AC Draft Crashworthin ess Handbook AC Draft Electrical Systems Handbook AC Draft Mechanical Systems Handbook

Miscellaneous Equipment

25.1431 Electronic equipment x x x x

25.1433 Vacuum systems x

25.1435 Hydraulic systems x

25.1438 Pressurization & pneumatic systems

x

25.1439 Protective breathing equipment x

25.1441 Oxygen equipment and supply x

25.1443 Minimum mass flow of supplemental oxygen x

25.1445 Equipment standards for oxygen distributing system

x

25.1447 Equipment standards for oxygen dispensing units x

25.1449 Means for 194

Page 216Open in PDF

determining use of oxygen x

25.1450 Chemical oxygen generators x

25.1451 Fire protection:

oxygen equipment (now 25.869)

x

25.1453 Protection of oxygen equipment from rupture

x

25.1455 Draining of fluids subject to freezing

x

25.1461 Equipment containing high energy rotors x 195

Page 217Open in PDF

Subpart G- Operating Limitations

Section

Subject Order 8110.8 AC 25-7A AC Draft Propulsion Handbook AC 25- 21 AC Draft Crashworthin ess Handbook AC Draft Electrical Systems Handbook AC Draft Mechanical Systems Handbook

General

25.1529 Instructions for continued airworthiness

x

25.1541 Markings and placards x

25.1557 Miscellaneous markings and placards x

25.1581 Airplane flight manual x

Page 218Open in PDF

THIS PAGE INTENTIONALLY LEFT BLANK.