Airworthiness Directive

AD 2023-06-05 88 FR 22900 Active

Federal Aviation Administration · 14 CFR part 39

Requires determining if an affected TRDS is installed; repetitively inspecting the bond line for damage; repetitively performing a proof load test of the TRDS assembly; and depending on the results of the inspections or the proof…

FR document
2023-07779
Amendment
39-22391
Published
2023-04-14
Effective
2023-05-19
Models covered
1

Last live check: 2026-10-04

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AD

2023-06-05

FR doc 2023-07779 · 88 FR 22900

AD 2023-06-05Published 2023-04-14Effective 2023-05-19

FAA rule - 14 CFR 39

FAA rule. Compliance with an applicable AD is required under 14 CFR 39.7. Check its effective date, applicability, compliance times and current status.

Requires determining if an affected TRDS is installed; repetitively inspecting the bond line for damage; repetitively performing a proof load test of the TRDS assembly; and depending on the results of the inspections or the proof load tests, removing an affected TRDS from service and replacing it with a serviceable TRDS.

Full official abstract

The FAA is adopting a new airworthiness directive (AD) for all Bell Textron Canada Limited Model 206A, 206A-1 (OH-58A), 206B, 206B-1, 206L, 206L-1, 206L-3, and 206L-4 helicopters. This AD was prompted by a loss of tail rotor (TR) drive due to a failure of an adhesively bonded joint between an adapter and a tube on one of the segmented TR drive shaft (TRDS) assemblies. This AD requires determining if an affected TRDS is installed; repetitively inspecting the bond line for damage; repetitively performing a proof load test of the TRDS assembly; and depending on the results of the inspections or the proof load tests, removing an affected TRDS from service and replacing it with a serviceable TRDS. This AD also prohibits installing a TRDS unless it meets certain requirements, as specified in a Transport Canada AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

More directives for Bell 206 JetRanger / LongRanger

  1. AD 2022-22-08 Airworthiness Directives; Bell Textron Canada Limited (Type Certificate ... Effective 2022-12-23
  2. AD 2022-20-04 Airworthiness Directives; Bell Textron Canada Limited Helicopters Effective 2022-12-23
  3. AD 2021-26-08 Airworthiness Directives; Bell Textron Canada Limited Helicopters Effective 2022-01-27
  4. AD 2021-24-15 Airworthiness Directives; Bell Textron Canada Limited Helicopters Effective 2022-01-18
  5. AD 2021-19-01 Airworthiness Directives; Bell Textron Canada Limited Helicopters Effective 2021-10-13

All Bell 206 JetRanger / LongRanger directives

Applies to 1 model in our index