AD 68-20-02
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Dassault Aviation | Fan Jet Falcon | Airworthiness Directives; AVIONS MARCEL DASSAULT Model Dassault Fan Jet Falcon Airplanes |
Unsafe Condition
Moisture ingress causing internal corrosion in the landing gear switch assembly.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace existing microswitches with modified switches per Dassault AMD Service Bulletin No. 333 or equivalent, using specified part numbers (e.g., P/N A1-23802 to A1-23802-V1-V2).
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
not later than December 31, 1968
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Dassault Aviation Model Dassault Fan Jet Falcon Airplanes, Serial Numbers 1 thru 72.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Landing Gear Switch
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_68-20-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 68-20-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; AVIONS MARCEL DASSAULT Model Dassault Fan Jet Falcon Airplanes Subject: Landing Gear Switch Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/25/1968 Make: Dassault Aviation Model: Fan Jet Falcon Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 68-20-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-659 AD NUMBER: 68-20-02 SUBJECT HEADING: Airworthiness Directives; AVIONS MARCEL DASSAULT Model Dassault Fan Jet Falcon Airplanes ACTION: SUMMARY: DATES: Effective October 25, 1968. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 68-20-02 AVIONS MARCEL DASSAULT: Amendment 39-659. Applies to Dassault Fan Jet Falcon Airplanes, Serial Numbers 1 thru 72. Compliance required not later than December 31, 1968. To prevent the ingress of moisture causing internal corrosion in the landing gear switch assembly, replace the existing microswitch with a modified switch, in accordance with Dassault AMD Service Bulletin No. 333, dated June 21, 1968, or later SGAC-approved issue, or FAA- approved equivalent, as follows: LOCATION Nose Landing Gear, EXISTING SWITCH P/N A1-23802 Telescopic Bar MODIFIED SWITCH P/N A1-23802 - V1 - V2 Nose Landing gear, EXISTING SWITCH P/N A1-23801 Door Actuating Cylinder MODIFIED SWITCH P/N A1-23801 - V1 - V2 Main Landing Gear, EXISTING SWITCH P/N A2-23802 Drag Strut Actuator Cylinder MODIFIED SWITCH P/N A2-23802 - V1 - V2 Main Landing Gear, EXISTING SWITCH P/N A2-23801 Door Actuating Cylinder MODIFIED SWITCH P/N A2-23801 - V1 - V2 This amendment becomes effective October 25, 1968. FOOTER:
Document Text
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AD Final Rules - DRS_68-20-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 68-20-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; AVIONS MARCEL DASSAULT Model Dassault Fan Jet Falcon Airplanes Subject: Landing Gear Switch Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 10/25/1968 Make: Dassault Aviation Model: Fan Jet Falcon Product Type: Aircraft Product Subtype: 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: 68-20-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-659 AD NUMBER: 68-20-02 SUBJECT HEADING: Airworthiness Directives; AVIONS MARCEL DASSAULT Model Dassault Fan Jet Falcon Airplanes ACTION: SUMMARY: DATES: Effective October 25, 1968. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 68-20-02 AVIONS MARCEL DASSAULT: Amendment 39-659. Applies to Dassault Fan Jet Falcon Airplanes, Serial Numbers 1 thru 72. Compliance required not later than December 31, 1968. To prevent the ingress of moisture causing internal corrosion in the landing gear switch assembly, replace the existing microswitch with a modified switch, in accordance with Dassault AMD Service Bulletin No. 333, dated June 21, 1968, or later SGAC-approved issue, or FAA- approved equivalent, as follows: LOCATION Nose Landing Gear, EXISTING SWITCH P/N A1-23802 Telescopic Bar MODIFIED SWITCH P/N A1-23802 - V1 - V2 Nose Landing gear, EXISTING SWITCH P/N A1-23801 Door Actuating Cylinder MODIFIED SWITCH P/N A1-23801 - V1 - V2 Main Landing Gear, EXISTING SWITCH P/N A2-23802 Drag Strut Actuator Cylinder MODIFIED SWITCH P/N A2-23802 - V1 - V2 Main Landing Gear, EXISTING SWITCH P/N A2-23801 Door Actuating Cylinder MODIFIED SWITCH P/N A2-23801 - V1 - V2 This amendment becomes effective October 25, 1968. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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