AD 2018-20-21

final rule
Data completeness: 80%

Airworthiness Directives; Bombardier, Inc., Airplanes

AD Number
2018-20-21
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2018-0550
FR Citation
83 FR 52120

Applicability

TypeManufacturerModelDetails
aircraft Bombardier Various Airworthiness Directives; Bombardier, Inc., Airplanes

Unsafe Condition

Fluid entering the cockpit floodlight fixtures, which could cause short circuits and damage to electrical components, which may result in a fire in the cockpit.

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

Required Actions

Installation of new gasket seals on floodlight fixtures.

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

Bombardier, Inc., Model CL-600-2B16 (CL-604 Variants) airplanes, serial numbers 5301 through 5665 inclusive, 5701 through 5988 inclusive.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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