AD 76-22-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Weatherly Aircraft Company | 201B | Airworthiness Directives; WEATHERLY AVIATION COMPANY Model 201B and 201C Airplanes |
| aircraft | Weatherly Aircraft Company | 201C | Airworthiness Directives; WEATHERLY AVIATION COMPANY Model 201B and 201C Airplanes |
Unsafe Condition
Inadvertent activation of the parking brakes and loss of airplane control during ground operation due to failure to move the parking brake levers to the fully off position.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace parking brake handles with a parking brake cable installation in accordance with Weatherly Aviation Company, Inc., Service Note No. 5, dated October 21, 1976, or later FAA-approved revision. The Chief, Aircraft Engineering Division, FAA Western Region, may approve equivalent modifications.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 200 hours time in service after the effective date of this AD
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Affected Aircraft
Weatherly Aviation Company Model 201B and 201C airplanes prior to Serial Number 1011
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Federal Register Abstract
Parking brakes
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_76-22-11.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 76-22-11 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; WEATHERLY AVIATION COMPANY Model 201B and 201C Airplanes Subject: Parking brakes Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/15/1976 Make: Weatherly Aircraft Company Model: 201B | 201C Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 76-22-11 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2765 AD NUMBER: 76-22-11 SUBJECT HEADING: Airworthiness Directives; WEATHERLY AVIATION COMPANY Model 201B and 201C Airplanes ACTION: SUMMARY: DATES: Effective November 15, 1976. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 76-22-11 WEATHERLY AVIATION COMPANY: Amendment 39-2765. Applies to Model 201B and 201C airplanes prior to Serial Number 1011 certificated in all categories. Compliance required as indicated. To prevent an inadvertent activation of the parking brakes and loss of airplane control during ground operation due to a failure of the pilot to move the parking brake levers to the fully off position, accomplish the following: (a) Within the next 200 hours time in service after the effective date of this AD, unless previously accomplished, replace the parking brake handles with a parking brake cable installation in accordance with Weatherly Aviation Company, Inc., Service Note No. 5, dated October 21, 1976, or later FAA-approved revision. (b) The Chief, Aircraft Engineering Division, FAA Western Region, may approve equivalent modifications. (c) Special flight permits may be issued in accordance with FAR's 21.197 and 21.199 to operate airplanes to a base for the accomplishment of this AD. This amendment becomes effective November 15, 1976. FOOTER:
Document Text
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AD Final Rules - DRS_76-22-11.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 76-22-11 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; WEATHERLY AVIATION COMPANY Model 201B and 201C Airplanes Subject: Parking brakes Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/15/1976 Make: Weatherly Aircraft Company Model: 201B | 201C 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: 76-22-11 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2765 AD NUMBER: 76-22-11 SUBJECT HEADING: Airworthiness Directives; WEATHERLY AVIATION COMPANY Model 201B and 201C Airplanes ACTION: SUMMARY: DATES: Effective November 15, 1976. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 76-22-11 WEATHERLY AVIATION COMPANY: Amendment 39-2765. Applies to Model 201B and 201C airplanes prior to Serial Number 1011 certificated in all categories. Compliance required as indicated. To prevent an inadvertent activation of the parking brakes and loss of airplane control during ground operation due to a failure of the pilot to move the parking brake levers to the fully off position, accomplish the following: (a) Within the next 200 hours time in service after the effective date of this AD, unless previously accomplished, replace the parking brake handles with a parking brake cable installation in accordance with Weatherly Aviation Company, Inc., Service Note No. 5, dated October 21, 1976, or later FAA-approved revision. (b) The Chief, Aircraft Engineering Division, FAA Western Region, may approve equivalent modifications. (c) Special flight permits may be issued in accordance with FAR's 21.197 and 21.199 to operate airplanes to a base for the accomplishment of this AD. This amendment becomes effective November 15, 1976. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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