AD 87-24-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Short Brothers PLC | SD3-30 | Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 and SD3-60 Series Airplanes |
| aircraft | Short Brothers PLC | SD3-60 | Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 and SD3-60 Series Airplanes |
Unsafe Condition
Fire caused by grounding of certain electrical contactors on panels 1C and 2C.
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Required Actions
Modify the ECE electrical contactors on panels 1C and 2C in accordance with Shorts Service Bulletins SD330-24-21 (Revision 1) for SD3-30 series and SD360-24-06 for SD3-60 series. An alternate means of compliance or adjustment of compliance time may be used with FAA concurrence.
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Compliance Time
within the next 180 days after the effective date of this AD, unless previously accomplished
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Affected Aircraft
Short Brothers PLC Model SD3-30 series (serial numbers SH3002 through SH3107, SH3109 through SH3121, and SH3123 through SH3125 inclusive) and Model SD3-60 series (serial numbers SH3601 through SH3695 inclusive)
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Federal Register Abstract
ECE Electrical Contactors
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_87-24-12.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 87-24-12 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 and SD3-60 Series Airplanes Subject: ECE Electrical Contactors Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/14/1988 Make: Short Brothers PLC Model: SD3-30 | SD3-60 Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 87-24-12 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-5784 AD NUMBER: 87-24-12 SUBJECT HEADING: Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 and SD3-60 Series Airplanes ACTION: SUMMARY: DATES: Effective January 14, 1988. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 87-24-12 SHORT BROTHERS PLC: Amendment 39-5784. Applies to Short Brothers PLC Model SD3-30 series airplanes, serial numbers SH3002 through SH3107, SH3109 through SH3121, and SH3123 through SH3125 inclusive; and Model SD3-60 series airplanes, serial numbers SH3601 through SH3695 inclusive; certificated in any category. Compliance required within the next 180 days after the effective date of this AD, unless previously accomplished. To prevent fire caused by grounding of certain electrical contactors, accomplish the following: A. For Model SD3-30 series airplanes, modify the ECE electrical contactors on panels 1C and 2C in accordance with the Accomplishment Instructions of Shorts Service Bulletin SD330-24-21, Revision 1, dated October 1986. B. For Model SD3-60 series airplanes, modify the ECE electrical contactors on panels 1C and 2C in accordance with the Accomplishment Instructions of Shorts Service Bulletin SD360-24-06, dated August 1986. C. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety and which has the concurrence of an FAA Principal Maintenance Inspector, may be used when approved by the Manager, Standardization Branch, ANM-113, 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 for the accomplishment of the modifications required by this AD. All persons affected by this directive who have not already received the appropriate service document from the manufacturer may obtain copies upon request to Short Brothers, 2011 Crystal Drive, Suite 713, Arlington, Virginia 22202-3702. This document may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or the Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington. This amendment becomes effective January 14, 1988. FOOTER:
Document Text
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AD Final Rules - DRS_87-24-12.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 87-24-12 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 and SD3-60 Series Airplanes Subject: ECE Electrical Contactors Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 01/14/1988 Make: Short Brothers PLC Model: SD3-30 | SD3-60 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: 87-24-12 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-5784 AD NUMBER: 87-24-12 SUBJECT HEADING: Airworthiness Directives; SHORT BROTHERS PLC Model SD3-30 and SD3-60 Series Airplanes ACTION: SUMMARY: DATES: Effective January 14, 1988. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 87-24-12 SHORT BROTHERS PLC: Amendment 39-5784. Applies to Short Brothers PLC Model SD3-30 series airplanes, serial numbers SH3002 through SH3107, SH3109 through SH3121, and SH3123 through SH3125 inclusive; and Model SD3-60 series airplanes, serial numbers SH3601 through SH3695 inclusive; certificated in any category. Compliance required within the next 180 days after the effective date of this AD, unless previously accomplished. To prevent fire caused by grounding of certain electrical contactors, accomplish the following: A. For Model SD3-30 series airplanes, modify the ECE electrical contactors on panels 1C and 2C in accordance with the Accomplishment Instructions of Shorts Service Bulletin SD330-24-21, Revision 1, dated October 1986. B. For Model SD3-60 series airplanes, modify the ECE electrical contactors on panels 1C and 2C in accordance with the Accomplishment Instructions of Shorts Service Bulletin SD360-24-06, dated August 1986. C. An alternate means of compliance or adjustment of the compliance time, which provides an acceptable level of safety and which has the concurrence of an FAA Principal Maintenance Inspector, may be used when approved by the Manager, Standardization Branch, ANM-113, 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 for the accomplishment of the modifications required by this AD. All persons affected by this directive who have not already received the appropriate service document from the manufacturer may obtain copies upon request to Short Brothers, 2011 Crystal Drive, Suite 713, Arlington, Virginia 22202-3702. This document may be examined at the FAA, Northwest Mountain Region, 17900 Pacific Highway South, Seattle, Washington, or the Seattle Aircraft Certification Office, 9010 East Marginal Way South, Seattle, Washington. This amendment becomes effective January 14, 1988. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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