AD 82-27-11 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-10 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-10F | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-15 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-30 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
| aircraft | The Boeing Company | DC-10-30F (KC-10A, KDC-10) | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes |
Unsafe Condition
Galley lift electrical interlock system malfunctions pose a potential operational hazard to personnel.
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Required Actions
Replace galley lift system electrical interlock switches with hermetically sealed switches per SB 25-266, replace plunger type interlock switch actuators with leaf spring actuators, install structural protection for interlock switches, and install additional warning placards per SB 25-307 Rev 1. Rework is required for airplanes modified per SB 25-307 dated May 5, 1982.
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Compliance Time
Compliance required by January 30, 1984, unless already accomplished.
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Affected Aircraft
McDonnell Douglas DC-10-10, -10F, -15, -30, and -30F series airplanes with operable galley lifts, certificated in all categories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Galley Lift Electrical System
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_82-27-11_R.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 82-27-11 R1 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes Subject: Galley Lift Electrical System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/15/1983 Make: The Boeing Company Model: DC-10-10 | DC-10-10F | DC-10-15 | DC-10-30 | DC-10-30F (KC-10A, KDC-10) 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: 82-27-11 R1 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4660 AD NUMBER: 82-27-11 R1 SUBJECT HEADING: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes ACTION: SUMMARY: DATES: Effective June 15, 1983. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 82-27-11 R1 MCDONNELL DOUGLAS: Amendment 39-4530 as amended by Amendment 39-4660. Applies to McDonnell Douglas Model DC-10-10, -10F, -15, -30, and -30F series airplanes with operable galley lifts, certificated in all categories. Compliance required by January 30, 1984, unless already accomplished. To minimize the potential operational hazard to personnel associated with galley lift electrical interlock system malfunctions, accomplish the following: A. Replace the galley lift system electrical interlock switches with hermetically sealed switches as outlined in the Accomplishment Instructions of McDonnell Douglas DC-10 Service Bulletin 25-266, dated July 23, 1979, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. B. Replace the plunger type interlock switch actuators with leaf spring actuators, install structural protection for the interlock switches, and install additional warning placards as outlined in the Accomplishment Instructions of McDonnell Douglas DC-10 Service Bulletin 25-307, Revision 1, dated March 25, 1983, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. NOTE: Airplanes modified in accordance with Service Bulletin 25-307 dated May 5, 1982, require rework. C. Alternate means of compliance with this AD which provide an equivalent level of safety may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. 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. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Director, Publications and Training, C1-750 (54-60). These documents also may be examined at FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or Los Angeles Aircraft Certification Office, 4344 Donald Douglas Drive, Long Beach, California. Amendment 39-4530 became effective February 16, 1983. This Amendment 39-4660 becomes effective June 15, 1983. FOOTER:
Document Text
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AD Final Rules - DRS_82-27-11_R.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 82-27-11 R1 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes Subject: Galley Lift Electrical System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 06/15/1983 Make: The Boeing Company Model: DC-10-10 | DC-10-10F | DC-10-15 | DC-10-30 | DC-10-30F (KC-10A, KDC-10) 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: 82-27-11 R1 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-4660 AD NUMBER: 82-27-11 R1 SUBJECT HEADING: Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10, -10F, -15, -30, and -30F Series Airplanes ACTION: SUMMARY: DATES: Effective June 15, 1983. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 82-27-11 R1 MCDONNELL DOUGLAS: Amendment 39-4530 as amended by Amendment 39-4660. Applies to McDonnell Douglas Model DC-10-10, -10F, -15, -30, and -30F series airplanes with operable galley lifts, certificated in all categories. Compliance required by January 30, 1984, unless already accomplished. To minimize the potential operational hazard to personnel associated with galley lift electrical interlock system malfunctions, accomplish the following: A. Replace the galley lift system electrical interlock switches with hermetically sealed switches as outlined in the Accomplishment Instructions of McDonnell Douglas DC-10 Service Bulletin 25-266, dated July 23, 1979, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. B. Replace the plunger type interlock switch actuators with leaf spring actuators, install structural protection for the interlock switches, and install additional warning placards as outlined in the Accomplishment Instructions of McDonnell Douglas DC-10 Service Bulletin 25-307, Revision 1, dated March 25, 1983, or later revisions approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. NOTE: Airplanes modified in accordance with Service Bulletin 25-307 dated May 5, 1982, require rework. C. Alternate means of compliance with this AD which provide an equivalent level of safety may be used when approved by the Manager, Los Angeles Aircraft Certification Office, FAA, Northwest Mountain Region. 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. The manufacturer's specifications and procedures identified and described in this directive are incorporated herein and made a part hereof pursuant to 5 U.S.C. 552(a)(1). All persons affected by this directive who have not already received these documents from the manufacturer may obtain copies upon request to McDonnell Douglas Corporation, 3855 Lakewood Boulevard, Long Beach, California 90846, Attention: Director, Publications and Training, C1-750 (54-60). These documents also may be examined at FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or Los Angeles Aircraft Certification Office, 4344 Donald Douglas Drive, Long Beach, California. Amendment 39-4530 became effective February 16, 1983. This Amendment 39-4660 becomes effective June 15, 1983. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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