AD 89-10-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 737-300 Series | Airworthiness Directives; BOEING Model 737-300 Series Airplanes |
Unsafe Condition
Fire hazard associated with a fuel leak due to the fuel feed tube assembly chafing against the thermal anti-ice duct.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and adjust fuel feed tube assembly clearance per Boeing Alert Service Bulletin 737-28A1077. Replace chafed tubes before further flight. Alternate compliance via SB 737-28A1062 Rev 2 or SB 737-28-1055 Rev 1 may be used. Special flight permits under FAR 21.197/199 are allowed for AD compliance operations.
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Compliance Time
within three months after the effective date of this AD, unless previously accomplished
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Affected Aircraft
Model 737-300 series airplanes listed in Boeing Alert Service Bulletin 737-28A1077 dated October 6, 1988
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Fuel Feed Tube Assembly
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_89-10-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 89-10-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; BOEING Model 737-300 Series Airplanes Subject: Fuel Feed Tube Assembly Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/30/1989 Make: The Boeing Company Model: 737-300 Series Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 89-10-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-6200 AD NUMBER: 89-10-01 SUBJECT HEADING: Airworthiness Directives; BOEING Model 737-300 Series Airplanes ACTION: SUMMARY: DATES: Effective May 30, 1989. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 89-10-01 BOEING: Amendment 39-6200. Applicability: Model 737-300 series airplanes, listed in Being Alert Service Bulletin 737-28A1077, dated October 6, 1988, certificated in any category. Compliance: Required within three months after the effective date of this AD, unless previously accomplished. To prevent a fire hazard associated with a fuel leak, due to the fuel feed tube assembly chafing against the thermal anti-ice duct, accomplish the following: A. Inspect and, if necessary, adjust fuel feed tube assembly clearance, in accordance with Boeing Alert Service Bulletin 737-28A1077, dated October 6, 1988. Replace chafed tubes, before further flight, with a serviceable tube. B. Accomplishment of the procedures specified in Boeing Alert Service Bulletin 737-28A1062 Revision 2, dated September 29, 1988, or Boeing Service Bulletin 737-28-1055 Revision 1, dated October 27, 1988, is an approved alternate means of compliance for the requirements of paragraph A., above. C. An alternate means of compliance or adjustment of the compliance time, which proves an acceptable level of safety, may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region. Note: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who may add any comments and then send it to the Manager, Seattle Aircraft Certification Office. D. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD. All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplanes, P.O. Box 3707, Seattle, Washington 98124. These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington. This amendment (39-6200, AD 89-10-01) becomes effective on May 30, 1989. FOOTER:
Document Text
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AD Final Rules - DRS_89-10-01.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 89-10-01 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; BOEING Model 737-300 Series Airplanes Subject: Fuel Feed Tube Assembly Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 05/30/1989 Make: The Boeing Company Model: 737-300 Series 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: 89-10-01 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-6200 AD NUMBER: 89-10-01 SUBJECT HEADING: Airworthiness Directives; BOEING Model 737-300 Series Airplanes ACTION: SUMMARY: DATES: Effective May 30, 1989. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 89-10-01 BOEING: Amendment 39-6200. Applicability: Model 737-300 series airplanes, listed in Being Alert Service Bulletin 737-28A1077, dated October 6, 1988, certificated in any category. Compliance: Required within three months after the effective date of this AD, unless previously accomplished. To prevent a fire hazard associated with a fuel leak, due to the fuel feed tube assembly chafing against the thermal anti-ice duct, accomplish the following: A. Inspect and, if necessary, adjust fuel feed tube assembly clearance, in accordance with Boeing Alert Service Bulletin 737-28A1077, dated October 6, 1988. Replace chafed tubes, before further flight, with a serviceable tube. B. Accomplishment of the procedures specified in Boeing Alert Service Bulletin 737-28A1062 Revision 2, dated September 29, 1988, or Boeing Service Bulletin 737-28-1055 Revision 1, dated October 27, 1988, is an approved alternate means of compliance for the requirements of paragraph A., above. C. An alternate means of compliance or adjustment of the compliance time, which proves an acceptable level of safety, may be used when approved by the Manager, Seattle Aircraft Certification Office, FAA, Northwest Mountain Region. Note: The request should be forwarded through an FAA Principal Maintenance Inspector (PMI), who may add any comments and then send it to the Manager, Seattle Aircraft Certification Office. D. Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate airplanes to a base in order to comply with the requirements of this AD. All persons affected by this directive who have not already received the appropriate service documents from the manufacturer may obtain copies upon request to Boeing Commercial Airplanes, P.O. Box 3707, Seattle, Washington 98124. These documents may be examined at the FAA, Northwest Mountain Region, Transport Airplane Directorate, 17900 Pacific Highway South, Seattle, Washington, or Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington. This amendment (39-6200, AD 89-10-01) becomes effective on May 30, 1989. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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