AD 2019-08-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier, Inc., Airplanes |
Unsafe Condition
Failure of one of the brake accumulator screw caps/end caps, which could result in impact damage causing loss of both hydraulic systems No. 2 and No. 3, and the consequent loss of both braking and nose wheel steering, the potential for a runway excursion, and damage to the airplane.
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Required Actions
Inspect for the part numbers of the system and brake accumulators, and repetitive replacement of affected accumulators. Relocate the accumulators and revise the existing maintenance or inspection program to incorporate new or more restrictive airworthiness limitations. Add optional terminating action for certain airplanes.
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Compliance Time
Before further flight
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Affected Aircraft
Bombardier, Inc., Model CL-600-1A11 (600), CL-600-2A12 (601), and CL-600-2B16 (601-3A, 601-3R, and 604 Variants) airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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