AD 68-23-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Dynac Aerospace Corporation | Aero Commander 100 | Airworthiness Directives; Aero Commander Model 100 and Model 100-180 Aircraft |
| aircraft | Dynac Aerospace Corporation | Aero Commander 100-180 | Airworthiness Directives; Aero Commander Model 100 and Model 100-180 Aircraft |
Unsafe Condition
Failure to use proper octane fuel due to inadequate fuel tank filler placard.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove existing fuel tank filler placard and install new placard in accordance with Service Bulletin S1014 or later FAA approved revision. Placard must be supplied with the Service Bulletin.
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Compliance Time
within the next 10 hours of flight after the effective date of this airworthiness directive unless already accomplished
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Affected Aircraft
Dynac Aerospace Corporation Aero Commander Model 100 (Serial Numbers 1 through 300) and Model 100-180 (Serial Numbers 5001 through 5100)
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Federal Register Abstract
Fuel Octane Placard
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_68-23-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 68-23-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Aero Commander Model 100 and Model 100-180 Aircraft Subject: Fuel Octane Placard Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/09/1968 Make: Dynac Aerospace Corporation Model: Aero Commander 100 | Aero Commander 100-180 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 68-23-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-680 AD NUMBER: 68-23-03 SUBJECT HEADING: Airworthiness Directives; Aero Commander Model 100 and Model 100-180 Aircraft ACTION: SUMMARY: DATES: Effective November 9, 1968. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 68-23-03 AERO COMMANDER: Amendment 39-680. Applies to the Model 100 aircraft, Serial Numbers 1 through 300 and Model 100-180 aircraft, Serial Numbers 5001 through 5100. Compliance required within the next 10 hours of flight after the effective date of this airworthiness directive unless already accomplished. To prevent further engine operation with improper octane fuel, remove existing fuel tank filler placard and install new placard in accordance with Service Bulletin S1014 dated September 30, 1968, or later FAA approved revision or in a manner approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region, unless already accomplished. Placard supplied with Service Bulletin. This amendment becomes effective November 9, 1968. FOOTER:
Document Text
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AD Final Rules - DRS_68-23-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 68-23-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Aero Commander Model 100 and Model 100-180 Aircraft Subject: Fuel Octane Placard Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/09/1968 Make: Dynac Aerospace Corporation Model: Aero Commander 100 | Aero Commander 100-180 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: 68-23-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-680 AD NUMBER: 68-23-03 SUBJECT HEADING: Airworthiness Directives; Aero Commander Model 100 and Model 100-180 Aircraft ACTION: SUMMARY: DATES: Effective November 9, 1968. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 68-23-03 AERO COMMANDER: Amendment 39-680. Applies to the Model 100 aircraft, Serial Numbers 1 through 300 and Model 100-180 aircraft, Serial Numbers 5001 through 5100. Compliance required within the next 10 hours of flight after the effective date of this airworthiness directive unless already accomplished. To prevent further engine operation with improper octane fuel, remove existing fuel tank filler placard and install new placard in accordance with Service Bulletin S1014 dated September 30, 1968, or later FAA approved revision or in a manner approved by the Chief, Engineering and Manufacturing Branch, Federal Aviation Administration, Southern Region, unless already accomplished. Placard supplied with Service Bulletin. This amendment becomes effective November 9, 1968. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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