AD 69-11-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bell Helicopter Textron Canada Limited | 206A | Airworthiness Directives; Bell Model 206A Helicopters |
Unsafe Condition
Possible restriction of the cyclic control system due to improper mounting of the balance spring clip on the yoke.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove the co-pilot's seat (P/N 206-031-141) to expose the cyclic control left pivot and yoke. Inspect and readjust the balance spring clip (P/N 206-001-391) for proper mounting on the left hand yoke (P/N 206-001-322), ensuring the .38 by .16 inch tang is against the top surface pointing inboard. Follow Bell Helicopter Company Service Letter No. 206A-104, Revision B, and information letter dated May 16, 1969.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to the next flight after the effective date of this AD, unless already accomplished
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bell Model 206A Helicopters, Serial Numbers 4 through 408, with the cyclic stick balance spring installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Cyclic Control System
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_69-11-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-11-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Bell Model 206A Helicopters Subject: Cyclic Control System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/28/1969 Make: Bell Helicopter Textron Canada Limited Model: 206A Product Type: Aircraft Product Subtype: Rotorcraft Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 69-11-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-769 AD NUMBER: 69-11-02 SUBJECT HEADING: Airworthiness Directives; Bell Model 206A Helicopters ACTION: SUMMARY: DATES: Effective May 28, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-11-02 BELL: Amdt. 39-769. Applies to Bell Model 206A Helicopters, Serial Numbers 4 through 408, having the cyclic stick balance spring installed. Compliance required prior to the next flight after the effective date of this AD, unless already accomplished. To prevent a possible restriction of the cyclic control system, accomplish the following one time inspection and readjustment, if necessary: A. Remove the co-pilot's seat, P/N 206-031-141, to expose the cyclic control left pivot and yoke. B. Inspect and readjust, if necessary, the balance spring clip, P/N 206-001-391, for proper mounting on the yoke, left hand, P/N 206-001-322, in accordance with paragraph (C) below. C. The clip, P/N 206-001-391, must be mounted on the left hand outboard side of the clevis of the yoke, P/N 206-001-322, with the .38 by .16 inch tang of the clip against the top surface of the yoke pointing inboard. (Figure 1 in Bell Helicopter Company Service Letter No. 206A-104, Revision B, dated January 17, 1969, and Bell Helicopter Company information letter dated May 16, 1969, pertain to this subject). This amendment becomes effective to all known owners of Bell Model 206A Helicopters upon receipt of this AD and to all others on May 28, 1969. FOOTER:
Document Text
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AD Final Rules - DRS_69-11-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-11-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Bell Model 206A Helicopters Subject: Cyclic Control System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/28/1969 Make: Bell Helicopter Textron Canada Limited Model: 206A Product Type: Aircraft Product Subtype: Rotorcraft Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 69-11-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-769 AD NUMBER: 69-11-02 SUBJECT HEADING: Airworthiness Directives; Bell Model 206A Helicopters ACTION: SUMMARY: DATES: Effective May 28, 1969. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-11-02 BELL: Amdt. 39-769. Applies to Bell Model 206A Helicopters, Serial Numbers 4 through 408, having the cyclic stick balance spring installed. Compliance required prior to the next flight after the effective date of this AD, unless already accomplished. To prevent a possible restriction of the cyclic control system, accomplish the following one time inspection and readjustment, if necessary: A. Remove the co-pilot's seat, P/N 206-031-141, to expose the cyclic control left pivot and yoke. B. Inspect and readjust, if necessary, the balance spring clip, P/N 206-001-391, for proper mounting on the yoke, left hand, P/N 206-001-322, in accordance with paragraph (C) below. C. The clip, P/N 206-001-391, must be mounted on the left hand outboard side of the clevis of the yoke, P/N 206-001-322, with the .38 by .16 inch tang of the clip against the top surface of the yoke pointing inboard. (Figure 1 in Bell Helicopter Company Service Letter No. 206A-104, Revision B, dated January 17, 1969, and Bell Helicopter Company information letter dated May 16, 1969, pertain to this subject). This amendment becomes effective to all known owners of Bell Model 206A Helicopters upon receipt of this AD and to all others on May 28, 1969. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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