AD 69-25-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2A | Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2DA | Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes |
| aircraft | de Havilland Aircraft Co., Ltd., The | D.H.114 Heron Series 2X | Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes |
Unsafe Condition
Fatigue failure of the aileron lever, P/N 14 WA.199, due to cracks at the lugs for connecting rod attachment and in the counterbored portion receiving the mass balance arm.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the aileron lever P/N 14 WA.199 for cracks at specified locations every 50 hours' time in service. If cracks found, use dye penetrant or approved method to verify and install new forged lever P/N 14 WA.245. If no cracks, install new lever within 1,000 hours' time in service after AD effective date.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 50 hours' time in service after the effective date of this AD unless already accomplished within the last 50 hours' time in service, and thereafter at intervals not to exceed 50 hours' time in service from the last inspection
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes with aileron lever P/N 14 WA.199 installed
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Aileron Lever
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_69-25-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-25-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes Subject: Aileron Lever Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/03/1970 Make: de Havilland Aircraft Co., Ltd., The Model: D.H.114 Heron Series 2A | D.H.114 Heron Series 2DA | D.H.114 Heron Series 2X Product Type: Aircraft Product Subtype: Small/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: 69-25-07 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-888 AD NUMBER: 69-25-07 SUBJECT HEADING: Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes ACTION: SUMMARY: DATES: Effective January 3, 1970. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-25-07 HAWKER SIDDELEY AVIATION, LTD.: Amdt. 39-888. Applies to Model DH-114 Heron Airplanes which have aileron lever, P/N 14 WA.199 installed. Compliance is required as indicated unless already accomplished. To prevent fatigue failure of the aileron lever, accomplish the following: (a) Visually inspect the aileron lever, P/N 14 WA.199 for cracks at the lugs for the attachment of the connecting rod and in the counterbored portion which receives the mass balance arm within the next 50 hours' time in service after the effective date of this AD unless already accomplished within the last 50 hours' time in service, and thereafter at intervals not to exceed 50 hours' time in service from the last inspection. If evidence of cracks is found, verify using dye penetrant or other FAA-approved equivalent inspection methods. (b) If cracks are found during the inspection required by paragraph (a), before further flight, install a new forged aileron lever, P/N 14 WA.245 in accordance with Hawker Siddeley Aviation, Ltd. Heron Modification No. 662, or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, and Middle East Region. (c) If no cracks are found during the inspections required by paragraph (a), within the next 1,000 hours' time in service after the effective date of this AD, install a new forged aileron lever P/N 14 WA.245 in accordance with Hawker Siddeley Aviation, Ltd. Heron Modification No. 662, or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, and Middle East Region. (d) The inspections required in paragraph (a) may be discontinued after the new aileron lever, P/N WA.245 or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, and Middle East Region is installed. (Hawker Siddeley Aviation, Ltd. Technical News Sheet Heron No. W.3, Issue 3, dated 14 July 1969 covers this subject.) This supersedes Amendment 453, Part 507 (27 F.R. 5793), AD 62-14-01. This amendment becomes effective January 3, 1970. FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_69-25-07.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 69-25-07 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes Subject: Aileron Lever Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/03/1970 Make: de Havilland Aircraft Co., Ltd., The Model: D.H.114 Heron Series 2A | D.H.114 Heron Series 2DA | D.H.114 Heron Series 2X Product Type: Aircraft Product Subtype: Small/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: 69-25-07 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-888 AD NUMBER: 69-25-07 SUBJECT HEADING: Airworthiness Directives; Hawker Siddeley Aviation Ltd Model DH-114 Heron Airplanes ACTION: SUMMARY: DATES: Effective January 3, 1970. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 69-25-07 HAWKER SIDDELEY AVIATION, LTD.: Amdt. 39-888. Applies to Model DH-114 Heron Airplanes which have aileron lever, P/N 14 WA.199 installed. Compliance is required as indicated unless already accomplished. To prevent fatigue failure of the aileron lever, accomplish the following: (a) Visually inspect the aileron lever, P/N 14 WA.199 for cracks at the lugs for the attachment of the connecting rod and in the counterbored portion which receives the mass balance arm within the next 50 hours' time in service after the effective date of this AD unless already accomplished within the last 50 hours' time in service, and thereafter at intervals not to exceed 50 hours' time in service from the last inspection. If evidence of cracks is found, verify using dye penetrant or other FAA-approved equivalent inspection methods. (b) If cracks are found during the inspection required by paragraph (a), before further flight, install a new forged aileron lever, P/N 14 WA.245 in accordance with Hawker Siddeley Aviation, Ltd. Heron Modification No. 662, or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, and Middle East Region. (c) If no cracks are found during the inspections required by paragraph (a), within the next 1,000 hours' time in service after the effective date of this AD, install a new forged aileron lever P/N 14 WA.245 in accordance with Hawker Siddeley Aviation, Ltd. Heron Modification No. 662, or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, and Middle East Region. (d) The inspections required in paragraph (a) may be discontinued after the new aileron lever, P/N WA.245 or an equivalent approved by the Chief, Aircraft Certification Staff, Europe, Africa, and Middle East Region is installed. (Hawker Siddeley Aviation, Ltd. Technical News Sheet Heron No. W.3, Issue 3, dated 14 July 1969 covers this subject.) This supersedes Amendment 453, Part 507 (27 F.R. 5793), AD 62-14-01. This amendment becomes effective January 3, 1970. FOOTER:
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Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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