| AD Number | 52-04-04 | Status | Active |
| Effective Date | Not specified | Issue Date | Not specified |
| Docket Number | Unknown | Amendment | N/A |
| Product Type | ["Aircraft"] | Product Subtype | ["Large Airplane"] |
| CFR Part | --- - Part 39 | CFR Section | N/A |
| Citation | This information is not available. | ||
| Manufacturer(s) | Martin-Marietta Corporation |
| Model(s) | 202 202A |
52-04-04 MARTIN: Applies to All Models 202 and 202A Aircraft.
Compliance required not later than July 1, 1952.
Provide two separate and individually protected circuits for instrument panel lighting- each circuit to provide adequate panel illumination for necessary flight instruments.
(G. L. Martin Co. Service Bulletin 118 and Trans World Airlines Engineering Order 5643 cover this same subject for the 202A).