AD 52-04-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Martin-Marietta Corporation | 202 | MARTIN Models 202 and 202A Aircraft |
| aircraft | Martin-Marietta Corporation | 202A | MARTIN Models 202 and 202A Aircraft |
Unsafe Condition
The anti-icing heater controls are not properly located, which could lead to electrical system malfunctions or fires.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Relocate the anti-icing heater controls to the main bus.
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Compliance Time
not later than May 1, 1952
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Affected Aircraft
Martin-Marietta Corporation Models 202 and 202A Aircraft
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Federal Register Abstract
Anti-Icing Heater Controls
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_52-04-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 52-04-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: MARTIN Models 202 and 202A Aircraft Subject: Anti-Icing Heater Controls Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Martin-Marietta Corporation Model: 202 | 202A Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 52-04-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 52-04-08 SUBJECT HEADING: MARTIN Models 202 and 202A Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 52-04-08 MARTIN: Applies to All Models 202 and 202A Aircraft. Compliance required not later than May 1, 1952. Relocate the anti-icing heater controls to the main bus. (Trans World Airlines Engineering Order 5759 covers this same subject.) FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_52-04-08.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 52-04-08 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: MARTIN Models 202 and 202A Aircraft Subject: Anti-Icing Heater Controls Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Martin-Marietta Corporation Model: 202 | 202A Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 52-04-08 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 52-04-08 SUBJECT HEADING: MARTIN Models 202 and 202A Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 52-04-08 MARTIN: Applies to All Models 202 and 202A Aircraft. Compliance required not later than May 1, 1952. Relocate the anti-icing heater controls to the main bus. (Trans World Airlines Engineering Order 5759 covers this same subject.) FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.
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