AD 69-14-01

final rule
Data completeness: 60%

Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes

AD Number
69-14-01
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Cessna Aircraft Company 310G Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310H Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310I Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310J Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310K Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310L Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310N Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 310P Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 320A Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes
aircraft Cessna Aircraft Company 320B Airworthiness Directives; CESSNA Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H 320A, B, C, D, E, F, 401, 401A, 402, 402A, 411, 411A , 421, and 421A Airplanes

Unsafe Condition

Fuel starvation during high angle descent due to insufficient fuel in main tanks.

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Required Actions

Prohibit operation with less than 10 gallons in each main tank; install placards near fuel quantity indicator, manifold pressure gauge, airspeed indicator (for specified models), and flap position indicator with specified warnings. Modify fuel system by installing pumps in each main wing tank and related changes per Cessna Service Letter ME69-16 or equivalent method approved by FAA by January 1, 1970.

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Compliance Time

Effective immediately for Paragraph A; prior to further flight for Paragraphs B, C, D, E; on or before January 1, 1970 for Paragraph F. Compliance with A-E is no longer required upon completion of F.

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Affected Aircraft

Cessna Models 310G, H, I, J, K, L, N, P, T310P, E310J, E310H, 320A-F, 401, 401A, 402, 402A, 411, 411A, 421, 421A with specified serial ranges except excluded serial numbers.

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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