AD 74-24-03
final rule
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 100 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 200 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 58 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 58A | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 65-B80 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 70 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 95-B55 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | 95-B55A | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | A100 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | A36 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | A60 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | B60 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | B99 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | C90 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | E55 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | E55A | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | E90 | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | F33A | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
| aircraft | Textron Aviation Inc. | V35B | Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. |
Unsafe Condition
Arcing between the strobe lights and the aircraft structure may ignite flammable fluids or vapors.
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Required Actions
Deactivate the strobe light system within 25 hours' time in service after the effective date per Beech Service Instruction No. 0655-362, Rev. I, and add a temporary placard. Modify the strobe light system by July 1, 1975, to ensure proper electrical bonding per the same service instruction.
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Compliance Time
within the next 25 hours' time in service after the effective date of this AD and on or before July 1, 1975
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Affected Aircraft
BEECH Models F33A, V35B, A-36, 95-B55/95-B55A, E55/E55A, 58/58A, A60/B60, 70, B80, C90, E90, B99, 100/A100, 200 with Grimes P/N 30-0467-1 or 30-0467-3 strobe light assemblies, specific serial ranges as listed in the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Strobe Light System
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_74-24-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 74-24-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 5...Show more Subject: Strobe Light System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/22/1974 Make: Textron Aviation Inc. Model: 100 | 200 | 58 | 58A | 65-B80 | 70 | 95-B55 | 95-B55A | A100 | A36 | A60 | B60 | B99 | C90 | E55 | E...Show more Product Type: Aircraft Product Subtype: Small/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: 74-24-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2016 AD NUMBER: 74-24-03 SUBJECT HEADING: Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. ACTION: SUMMARY: DATES: Effective November 22, 1974. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 74-24-03 BEECH: Amendment 39-2016. Applies to the following models and serial numbered airplanes if equipped with either Grimes P/N 30-0467-1 or Grimes P/N 30-0467-3 strobe light assemblies: F33A, Serials CE-436 through CE-537 V35B, Serials D-9468 through D-9692 A36, Serials E-424 through E-603, E-605 through E-607 95-B55 and 95-B55A, Serials TC-1526 through TC-1804 and TC-1806 through TC-1811 E55 and E55A, Serials TE-904 through TE-1000, TE-1002 and TE-1003 58 and 58A, Serials TH-303 through TH-482, and TH-484 through TH-527 A60 and B60, Serials P-223 through P-307, P-309 and P-310 70, Serial LB-35 B80, Serials LD-441 through LD-490 C90, Serials LJ-502 through LJ-643 E90, Serials LW-1 through LW-117 B99, Serials U-152 through U-159 100 and A100, Serials B-52 through B-204 200, Serials BB-1 through BB-14, BB-16 through BB-21, and BB-29 Compliance: Required as indicated, unless already accomplished. A. To preclude possible ignition of flammable fluids or vapors by arcing between the strobe lights and the aircraft structure, within the next 25 hours' time in service after the effective date of this AD, deactivate the strobe light system in accordance with Beech Service Instruction No. 0655-362, Rev. I, or later approved revisions and add a temporary placard near the strobe light switch stating "STROBE LIGHT SYSTEM DEACTIVATED". This requirement is only applicable until the strobe light system is modified per Paragraph B of this AD. B. To assure proper electrical bonding of the Grimes Strobe light P/N 30-0467-1 or P/N 30-0467-3, to the aircraft structure so as to eliminate a possible ignition source in an area where fuel/fuel vapor can exist, on or before July 1, 1975, modify the strobe light system in accordance with Beech Service Instructions No. 0655-362, Rev. I, or later approved revisions. C. Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. If an airplane has been modified by the aircraft manufacturer in accordance with Paragraph B above and the aircraft manufacturer has made an entry in the aircraft permanent maintenance record that the modification was "in accordance with AD 74-20-11, as amended", or words to that effect, such modification meets the requirements of Paragraph B of this AD. This AD supersedes Amendment 39-1980, AD 74-20-11. This amendment becomes effective November 22, 1974. FOOTER:
Document Text
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AD Final Rules - DRS_74-24-03.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 74-24-03 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 5...Show more Subject: Strobe Light System Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: 11/22/1974 Make: Textron Aviation Inc. Model: 100 | 200 | 58 | 58A | 65-B80 | 70 | 95-B55 | 95-B55A | A100 | A36 | A60 | B60 | B99 | C90 | E55 | E...Show more Product Type: Aircraft Product Subtype: Small/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: 74-24-03 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: 39-2016 AD NUMBER: 74-24-03 SUBJECT HEADING: Airworthiness Directives; BEECH Models F33A, V35B, A-36, 95-B55 and 95-B55A, E55 and E55A. 58 and 58A, A60 and B60, 70, B80, C90, E90, B99, 100 and A100, 200, airplanes. ACTION: SUMMARY: DATES: Effective November 22, 1974. ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 74-24-03 BEECH: Amendment 39-2016. Applies to the following models and serial numbered airplanes if equipped with either Grimes P/N 30-0467-1 or Grimes P/N 30-0467-3 strobe light assemblies: F33A, Serials CE-436 through CE-537 V35B, Serials D-9468 through D-9692 A36, Serials E-424 through E-603, E-605 through E-607 95-B55 and 95-B55A, Serials TC-1526 through TC-1804 and TC-1806 through TC-1811 E55 and E55A, Serials TE-904 through TE-1000, TE-1002 and TE-1003 58 and 58A, Serials TH-303 through TH-482, and TH-484 through TH-527 A60 and B60, Serials P-223 through P-307, P-309 and P-310 70, Serial LB-35 B80, Serials LD-441 through LD-490 C90, Serials LJ-502 through LJ-643 E90, Serials LW-1 through LW-117 B99, Serials U-152 through U-159 100 and A100, Serials B-52 through B-204 200, Serials BB-1 through BB-14, BB-16 through BB-21, and BB-29 Compliance: Required as indicated, unless already accomplished. A. To preclude possible ignition of flammable fluids or vapors by arcing between the strobe lights and the aircraft structure, within the next 25 hours' time in service after the effective date of this AD, deactivate the strobe light system in accordance with Beech Service Instruction No. 0655-362, Rev. I, or later approved revisions and add a temporary placard near the strobe light switch stating "STROBE LIGHT SYSTEM DEACTIVATED". This requirement is only applicable until the strobe light system is modified per Paragraph B of this AD. B. To assure proper electrical bonding of the Grimes Strobe light P/N 30-0467-1 or P/N 30-0467-3, to the aircraft structure so as to eliminate a possible ignition source in an area where fuel/fuel vapor can exist, on or before July 1, 1975, modify the strobe light system in accordance with Beech Service Instructions No. 0655-362, Rev. I, or later approved revisions. C. Any equivalent method of compliance with this AD must be approved by the Chief, Engineering and Manufacturing Branch, FAA, Central Region. If an airplane has been modified by the aircraft manufacturer in accordance with Paragraph B above and the aircraft manufacturer has made an entry in the aircraft permanent maintenance record that the modification was "in accordance with AD 74-20-11, as amended", or words to that effect, such modification meets the requirements of Paragraph B of this AD. This AD supersedes Amendment 39-1980, AD 74-20-11. This amendment becomes effective November 22, 1974. FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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