AD 2008-08-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 440) Airplanes |
Unsafe Condition
The shear pin located in the input lever of the pitch feel simulator (PFS) units failed due to fatigue, which could result in loss of pitch feel forces and consequent reduced control of the airplane.
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Required Actions
Revise the airworthiness limitations section of the Instructions for Continued Airworthiness of the maintenance requirements manual (MRM) to incorporate revised procedures for repetitive functional tests of the pilot input lever of the PFS units. Perform new repetitive functional tests of the pilot input lever of the PFS unit, and take corrective actions if necessary. Remove the existing procedures for the repetitive functional tests from the MRM after initiating the new tests.
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Compliance Time
Before further flight
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Affected Aircraft
Bombardier Model CL-600-2B19 (Regional Jet Series 100 & 400) airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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