- Effective
- July 21, 1970
- Models
- 336, 337, 337A, 337B, 337C, 337D and 3 more
- Registered aircraft
- 297 matched by model
- Product
- Aircraft · Small airplane
- Amendment
- 39-1036
Unofficial copy of the text in the FAA’s Dynamic Regulatory System. The FAA’s own copy is the authoritative one. DRS record last changed May 30, 2024.
Copies of the files this page was built from, with their SHA-256. Retrieved October 18, 2026.
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| FAA DRS HTML | 20 KB | 447341ae…6384e37 | FAA DRS (API key needed) |
On this page
The airworthiness directive
70-15-02 CESSNA: Amdt. 39-1036. Applies to Models 336 (Serial Numbers 336-0001 through 336-0195), 337, 337A, B, C and D (Serial Numbers 337-0001 through 337-1193), T337B, C and D (Serial Numbers 337-0526 through 337-1193) Airplanes.
Compliance: Required as indicated, unless already accomplished.
To prevent damage to fuel quantity indicators and the fuel tank transmitters due to overheating which can result in smoke emission in the cockpit and inaccurate fuel quantity indication, accomplish the following:
Within 50 hours' time in service after the effective date of this AD, install a cooling duct directing ram air over the fuel quantity indicators and perform a functional ground check of the fuel quantity system in accordance with the instructions contained in Cessna Service Letter No. ME70-24, dated July 7, 1970, or later FAA approved revision, or any other method approved by the Chief, Engineering & Manufacturing Branch, FAA, Central Region.
This amendment becomes effective July 21, 1970.
Affected TCDS · 2
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 297
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1963 | 20 |
|---|---|
| 1964 | 8 |
| 1965 | 41 |
| 1966 | 46 |
| 1967 | 42 |
| 1968 | 41 |
| 1969 | 30 |
69 with no year recorded