| AD Number | 57-06-01 | Status | Active |
| Effective Date | Not specified | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | N/A |
| Product Type | ["Aircraft"] | Product Subtype | ["Small Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Revo, Incorporated |
| Model(s) | Colonial C-1 |
57-06-01 COLONIAL: Applies to Model C1 Aircraft Serial Numbers 2 Through 10 Inclusive, and Serial Number 13.
Compliance required by May 1, 1957.
To prevent unwanted extension of the landing gear, a more positive lock must be installed for the landing gear selector valve lever in accordance with Colonial Service Bulletin No. 1 dated January 25, 1957.