AD 72-07-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 172 | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172A | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172B | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172C | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172D | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172E | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172F (USAF T-41A) | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172G | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172H (USAF T-41A) | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
| aircraft | Cessna Aircraft Company | 172I | Airworthiness Directives; CESSNA Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, Airplanes |
Unsafe Condition
Engine power interruption at altitudes above 5000 feet caused by vapor formation in the fuel lines.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Operate the airplane on a single fuel tank immediately upon reaching cruise altitudes above 5000 feet. Install applicable Cessna placards P/N 0509021-1, -2, or -3 by April 1, 1972. Compliance with paragraphs A and B is not required if fuel system is modified with Cessna Kit No. SK172-31B, SK172-32, or equivalent FAA-approved method.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Effective now for paragraph A; on or before April 1, 1972 for paragraph B. Compliance with A and B no longer required if modified with specified kits or equivalent.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Cessna Models 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K with serial numbers as specified in the AD (e.g., 172: 28000-29999, 36000-36999, 46001-46754; 172A: 46755-47746; etc.).
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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