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United States Department of Transportation United States Department of Transportation

AC 91-26A - Maintenance and Handling of Air-Driven Gyroscopic Instruments

Document Information

Number
91-26A
Title
Maintenance and Handling of Air-Driven Gyroscopic Instruments
Status
Active
Date issued
2026-06-23
Office of Primary Responsibility
AFS-300
Description

This AC is issued to advise operators of General Aviation (GA) aircraft of the need for proper maintenance of air-driven gyroscopic instruments and associated air filters. This AC contains guidance that is pertinent to Title 14 of the Code of Federal Regulations (14 CFR) §§ 43.13 and 91.205(d).

Content
Cancels
Cancels
Number Title Date
91-26 Maintenance and Handling of Air-Driven Gyroscopic Instruments

Advises operators of general aviation aircraft of the need for proper maintenance of air-driven gyroscopic instruments and associated air filters.

 1969-07-02