The U.S. aircraft register, updated daily
FAA orders · airworthiness directive · current

85-24-03: Fuel Tank Bays and Rib Station Inspection

FAA order 85-24-03 is an airworthiness directive in force since January 6, 1986. The FAA's subject line: Fuel Tank Bays and Rib Station Inspection. It names Mooney M-20, Mooney M22: about 6,261 aircraft on the U.S. register today across them, though an order usually covers particular versions or serial numbers rather than every one. System: fuel system.

What it applies to as the FAA lists it

Kind of product
Aircraft
Makes
Mooney Aviation Company Inc; Mooney Aircraft Corporation
Models
M20B, M20C, M20D, M20E, M20F, M20G, M20J, M20K, M22
On this site
Mooney M-20 6,247 registered
Mooney M22 14 registered

Dates and paperwork

In force since
January 6, 1986
Docket
Unknown
Status
Current
The FAA's document
Read the order on the FAA's site

The order itself the regulatory text, as published

Show the full text (2,212 characters)
85-24-03 MOONEY AIRCRAFT CORPORATION: Amendment 39-5173. Applies to Models M20B, M20C, M20D, M20E, M20F, M20G, M20J, M20K, and M22 (all Serial Numbers (S/N)) airplanes certificated in any category. Compliance: Within 100 hours time-in-service after the effective date of this AD or at the next annual inspection, whichever occurs first, unless already accomplished. To preclude fuel contamination and water entrapment in the fuel tanks accomplish the following: (a) For Models M20B, M20C, M20D, M20E, M20F, M20G (all S/N), M20J (S/N 24-0001 through 24-1498), M20K (S/N 25-0001 through 25-0854) and M22 (all S/N) airplanes, visually inspect all fuel tank bays and rib stations in accordance with the instructions contained in Mooney S/B M20-230, dated April 10, 1985. Repair all discrepancies found prior to further flight. (b) For Models M20C (S/N 2623 through 20-1258), M20D (S/N 201 through 260), M20E, M20F, M20G, M20J, M20K and M22 (all S/N) airplanes, visually inspect the fueltank filler cap assemblies in accordance with the instructions contained in Mooney S/B M20-229, dated April 10, 1985. Repair all discrepancies found prior to further flight. (c) For Models M20J (S/N 24-1499 and on) and 20K (S/N 20-0855 and on) airplanes that have had any fuel tank resealed after initial installation at the factory, visually inspect all fuel tank bays and rib stations in accordance with the instructions contained in Mooney S/B M20-230 dated April 10, 1985. Repair all discrepancies found prior to further flight. (d) Airplanes may be flown in accordance with FAR 21.197 to a location where this AD may be accomplished. (e) An equivalent method of compliance with this AD, if used, must be approved by the Manager, Airplane Certification Branch, ASW-150, Federal Aviation Administration, Southwest Region, Post Office Box 1689, Fort Worth, Texas 76101. All persons affected by this directive may obtain copies of the documents referred to herein upon request toMooney Aircraft Corporation, Post Office Box 72, Kerrville, Texas 78028-0072 or FAA, Office of Regional Counsel, Room 1558, 601 East 12th Street, Kansas City, Missouri 64106. This amendment becomes effective on January 6, 1986.

Related safety bulletins advice on the same designs, not orders

2023-03-032023-02 · Landing Gear System
2014-03-14CE-14-12 · Landing Gear System
2013-05-09NE-13-32 · Propeller Spinner Section
2009-07-07CE-09-38 · Wings: Installation of Supplemental Type Certificate (STC) Wing Tip Fairings
2009-02-11CE-09-12 · Navigation: CRS/BARO Knob Interference in some G1000/G900X/G950 Installations

Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of October 5, 2026. Connections as data: /graph/directive/85-24-03.json · aircraft systems.