AD 2010-10-18

final rule
Data completeness: 70%

Airworthiness Directives; Bombardier, Inc. Model BD-100-1A10 (Challenger 300) Airplanes

AD Number
2010-10-18
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0475
FR Citation
75 FR 27406

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; Bombardier, Inc. Model BD-100-1A10 (Challenger 300) Airplanes
aircraft Aviat Various Airworthiness Directives; Bombardier, Inc. Model BD-100-1A10 (Challenger 300) Airplanes

Unsafe Condition

Partial blockage of a safety valve cabin pressure-sensing port, in conjunction with a dormant failure/leakage of the safety valve manometric capsule, could result in a loss of cabin pressurization.

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

Required Actions

Inspect safety valves and surrounding areas for discrepant material and contamination. Clean surfaces of valves and remove discrepant material as applicable. Install a new safety valve if RTV is detected. Modify safety valves with a gridless cabin pressure-sensing port plug.

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

Compliance Time

Within 12 months of effective date

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

Affected Aircraft

Bombardier, Inc. Model BD-100-1A10 (Challenger 300) airplanes.

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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