| AD Number | 70-15-02 | Status | Active |
| Effective Date | July 21, 1970 | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | 39-1036 |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Cessna Aircraft Company |
| Model(s) | 336 337 337A 337B 337C 337D T337B T337C T337D |
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.