- Effective
- January 3, 1970
- Models
- 177, 177A
- Data sheet
- TCDSA13CE
- Registered aircraft
- 527 matched by model
- Product
- Aircraft · Small airplane
- Amendment
- 39-906
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.
| File | Size | SHA-256 | Original |
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| FAA DRS HTML | 20 KB | 2dbbd098…38d3f5f | FAA DRS (API key needed) |
On this page
The airworthiness directive
70-01-02 CESSNA: Amdt. 39-906. Applies to Models 177 and 177A, Serial Numbers 177- 00001 thru 177-01160, 177-01165 thru 177-01168, 177-01171, 177-01174 thru 177-01178 and 177-01180, airplanes.
Compliance: Required as indicated, unless already accomplished.
To prevent possible damage to the fuel quantity transmitter float arm during refueling, which can result in inaccurate quantity indication, accomplish the following:
Within 50 hours' time in service after the effective date of this AD but no later than March 1, 1970, remove the fuel quantity transmitter from each fuel tank and install new Cessna P/N 12341-667-1 and 12341-667-2 fuel gauge transmitters in accordance with the instructions contained in Cessna Service Letter No. SE69-25. dated December 9, 1969, or any other method approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region.
This amendment becomes effective January 3, 1970.
Affected TCDS · 1
The type certificate data sheets for the models this AD names, matched by model and maker.
Registered aircraft · 527
Registered aircraft whose airframe or engine model this AD names. Matched by model only, so check each against the AD’s applicability.
| 1967 | 204 |
|---|---|
| 1968 | 225 |
| 1969 | 16 |
82 with no year recorded