AD 75-09-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | A185E | Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes |
| aircraft | Cessna Aircraft Company | A185F | Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes |
| aircraft | Cessna Aircraft Company | A188 | Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes |
| aircraft | Cessna Aircraft Company | A188A | Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes |
| aircraft | Cessna Aircraft Company | A188B | Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes |
Unsafe Condition
Collapse of the existing flexible engine induction air duct.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the flexible engine induction air duct with a new flexible engine induction air duct (P/N 1650044-1), duct adapter (P/N 1652021-10), and drain line (P/N 0700147-82) for A185 models, following Cessna Service Letter SE75-5 or approved revisions.
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Compliance Time
within the next 50 hours' time in service after the effective date of this AD
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Affected Aircraft
Cessna Models A185 series (Serial Numbers 18502008 through 18502650) and A188 series (Serial Numbers 18800833 through 18801374)
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Federal Register Abstract
Engine Induction Air Duct
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_75-09-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-09-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes Subject: Engine Induction Air Duct Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/05/1975 Make: Cessna Aircraft Company Model: A185E | A185F | A188 | A188A | A188B Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 75-09-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2176 AD NUMBER: 75-09-06 SUBJECT HEADING: Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes ACTION: SUMMARY: DATES: Effective May 5, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-09-06 CESSNA: Amendment 39-2176. Applies to A185 series (Serial Numbers 18502008 through 18502650) airplanes and A188 series (Serial Numbers 18800833 through 18801374). Compliance: Required as indicated, unless already accomplished. To preclude the collapse of the existing flexible engine induction air duct, within the next 50 hours' time in service after the effective date of this AD, accomplish the following: Replace the flexible engine induction air duct with a new flexible engine induction air duct (P/N 1650044-1); duct adapter (P/N 1652021-10); and drain line (P/N 0700147-82)(A185 only), in accordance with Cessna Service Letter SE75-5, dated February 7, 1975, or later approved revisions, or any alternate means of compliance approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. This amendment becomes effective May 5, 1975. FOOTER:
Document Text
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AD Final Rules - DRS_75-09-06.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 75-09-06 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes Subject: Engine Induction Air Duct Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/05/1975 Make: Cessna Aircraft Company Model: A185E | A185F | A188 | A188A | A188B Product Type: Aircraft Product Subtype: Small 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: 75-09-06 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2176 AD NUMBER: 75-09-06 SUBJECT HEADING: Airworthiness Directives CESSNA Models A185 and A188 Series Airplanes ACTION: SUMMARY: DATES: Effective May 5, 1975. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 75-09-06 CESSNA: Amendment 39-2176. Applies to A185 series (Serial Numbers 18502008 through 18502650) airplanes and A188 series (Serial Numbers 18800833 through 18801374). Compliance: Required as indicated, unless already accomplished. To preclude the collapse of the existing flexible engine induction air duct, within the next 50 hours' time in service after the effective date of this AD, accomplish the following: Replace the flexible engine induction air duct with a new flexible engine induction air duct (P/N 1650044-1); duct adapter (P/N 1652021-10); and drain line (P/N 0700147-82)(A185 only), in accordance with Cessna Service Letter SE75-5, dated February 7, 1975, or later approved revisions, or any alternate means of compliance approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. This amendment becomes effective May 5, 1975. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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