AD 93-02-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab AB, Saab Aerosystems | SAAB 340B | Airworthiness Directives; SAAB-SCANIA Model SF340A and SAAB 340B Series Airplanes |
| aircraft | Saab AB, Saab Aerosystems | 340A (SAAB SF340A) | Airworthiness Directives; SAAB-SCANIA Model SF340A and SAAB 340B Series Airplanes |
Unsafe Condition
Damage/disbonding of the fuselage skin due to overheat and subsequent reduced structural capability.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Relocate the sensor loops of the bleed air leak detection system in accordance with SAAB-SCANIA Service Bulletin SAAB 340-36-006. Operators may request alternative methods of compliance or adjustments to the compliance time through the FAA.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 3 months after the effective date of this AD
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Affected Aircraft
Model SAAB SF340A series airplanes, serial numbers 004 through 159; and Model SAAB 340B series airplanes, serial numbers 160 through 339.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Relocate Sensor Loops
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_93-02-09.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 93-02-09 Document Type: AD Final Rules Docket Number: 92-NM-121-AD Subject Heading: Airworthiness Directives; SAAB-SCANIA Model SF340A and SAAB 340B Series Airplanes Subject: Relocate Sensor Loops Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 03/26/1993 Make: Saab AB, Saab Aerosystems Model: SAAB 340B | 340A (SAAB SF340A) Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 93-02-09 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: 92-NM-121-AD AMENDMENT: 39-8492 AD NUMBER: 93-02-09 SUBJECT HEADING: Airworthiness Directives; SAAB-SCANIA Model SF340A and SAAB 340B Series Airplanes ACTION: Final rule SUMMARY: DATES: Effective March 26, 1993. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 93-02-09 SAAB-SCANIA: Amendment 39-8492. Docket 92-NM-121-AD. Applicability: Model SAAB SF340A series airplanes, serial numbers 004 through 159, inclusive; and Model SAAB 340B series airplanes, serial numbers 160 through 339, inclusive; certificated in any category. Compliance: Required as indicated, unless accomplished previously. To prevent damage/disbonding of the fuselage skin due to overheat, and subsequent reduced structural capability, accomplish the following: (a) Within 3 months after the effective date of this AD, relocate the sensor loops of the bleed air leak detection system, in accordance with SAAB-SCANIA Service Bulletin SAAB 340-36-006, dated August 6, 1992. (b) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate. Operators shall submit their requests through an appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, Standardization Branch, ANM-113. NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Standardization Branch, ANM-113. (c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished. (d) The relocation shall be done in accordance with SAAB-SCANIA Service Bulletin SAAB 340-36-006, dated August 6, 1992. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from SAAB-SCANIA AB, SAAB Aircraft Product Support, S-581 88, Link”ping, Sweden. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. (e) This amendment becomes effective on March 26, 1993. FOOTER:
Document Text
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AD Final Rules - DRS_93-02-09.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 93-02-09 Document Type: AD Final Rules Docket Number: 92-NM-121-AD Subject Heading: Airworthiness Directives; SAAB-SCANIA Model SF340A and SAAB 340B Series Airplanes Subject: Relocate Sensor Loops Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 03/26/1993 Make: Saab AB, Saab Aerosystems Model: SAAB 340B | 340A (SAAB SF340A) 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: 93-02-09 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: 92-NM-121-AD AMENDMENT: 39-8492 AD NUMBER: 93-02-09 SUBJECT HEADING: Airworthiness Directives; SAAB-SCANIA Model SF340A and SAAB 340B Series Airplanes ACTION: Final rule SUMMARY: DATES: Effective March 26, 1993. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 93-02-09 SAAB-SCANIA: Amendment 39-8492. Docket 92-NM-121-AD. Applicability: Model SAAB SF340A series airplanes, serial numbers 004 through 159, inclusive; and Model SAAB 340B series airplanes, serial numbers 160 through 339, inclusive; certificated in any category. Compliance: Required as indicated, unless accomplished previously. To prevent damage/disbonding of the fuselage skin due to overheat, and subsequent reduced structural capability, accomplish the following: (a) Within 3 months after the effective date of this AD, relocate the sensor loops of the bleed air leak detection system, in accordance with SAAB-SCANIA Service Bulletin SAAB 340-36-006, dated August 6, 1992. (b) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Standardization Branch, ANM-113, FAA, Transport Airplane Directorate. Operators shall submit their requests through an appropriate FAA Principal Maintenance Inspector, who may add comments and then send it to the Manager, Standardization Branch, ANM-113. NOTE: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Standardization Branch, ANM-113. (c) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished. (d) The relocation shall be done in accordance with SAAB-SCANIA Service Bulletin SAAB 340-36-006, dated August 6, 1992. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from SAAB-SCANIA AB, SAAB Aircraft Product Support, S-581 88, Link”ping, Sweden. Copies may be inspected at the FAA, Transport Airplane Directorate, 1601 Lind Avenue, SW., Renton, Washington; or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC. (e) This amendment becomes effective on March 26, 1993. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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