AD 2024-07-08

final rule
Data completeness: 70%

Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes

AD Number
2024-07-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2024-0031
FR Citation
89 FR 34986

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes
aircraft Bombardier Various Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes
aircraft Aviat Various Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes

Unsafe Condition

The MHI RJ Non-Destructive Testing Manual (NDTM) Part 6, Procedure 53-61-121-250, associated with Airworthiness Limitations (ALI) Task 53-61-121, is not adequate to detect a potential crack of the tombstone fitting lug before the critical crack size is reached as the bushings remain in place during the special detailed inspection (SDI).

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect the tombstone fitting lug with a new SDI sub-surface ultrasound procedure when accomplishing the ALI task, as specified in Transport Canada AD CF-2022-54R1. If necessary, repair cracks.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Model CL-600-2C10 (Regional Jet Series 700, 701 & 702); CL-600-2C11 (Regional Jet Series 550); CL-600-2D15 (Regional Jet Series 705); and CL-600-2D24 (Regional Jet Series 900) airplanes, certificated in any category, as identified in Transport Canada AD CF-2022-54R1, dated October 4, 2022.

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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