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FAA orders turbocharger valve housing replacements on several BRP-Rotax engine models
The FAA has issued a mandatory airworthiness directive covering six BRP-Rotax engine variants. The order followed reports of oil escaping through cracks in a turbocharger valve housing whose wall is too thin. Operators must replace the housing and reidentify the turbocharger.
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What does it mean?
If an aircraft you fly or maintain uses one of these Rotax engines, its turbocharger valve housing must be swapped out, and the turbocharger then needs a new identification mark.
Who is affected?
Owners, operators, and maintenance crews of aircraft fitted with the listed BRP-Rotax engine models.