AD 97-25-11 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier Inc. | CL-600-2B16 (CL-601-3A) | Airworthiness Directives; Bombardier Model CL-600-2B16 Series Airplanes |
| aircraft | Bombardier Inc. | CL-600-2B16 (CL-601-3R) | Airworthiness Directives; Bombardier Model CL-600-2B16 Series Airplanes |
| aircraft | Bombardier Inc. | CL-600-2B16 (CL-604) | Airworthiness Directives; Bombardier Model CL-600-2B16 Series Airplanes |
Unsafe Condition
In-flight failure of the remote fuel/defuel panel due to circuit breaker opening on the battery bus caused by insufficient current flow capacity, which could result in irreversible loss of engine indicating and fuel quantity systems in the cockpit.
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Required Actions
Disable the remote fuel/defuel panel within 5 days after December 23, 1997, in accordance with Bombardier Service Bulletin SB TUS-28-20-02-1. Alternatively, modify the panel per SB TUS-28-20-02 to permit enabling the panel and terminate the disablement requirement.
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Compliance Time
Within 5 days after December 23, 1997
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Affected Aircraft
Bombardier Model CL-600-2B16 series airplanes with serial numbers 5113, 5117, 5127, 5134, 5136, 5144, 5150, 5151, 5166, 5174, 5175, 5176, 5179, and 5188.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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