Robinson Helicopters has issued a service bulletin for its R44 and R22 aircraft to address potential issues with certain governor controller upgrades. [Courtesy: Robinson Helicopters]
Key Takeaways:
Robinson Helicopters issued a service bulletin for R22 and R44 aircraft to address a potential moisture incursion issue with D270-1 governor controllers.
The bulletin mandates exchanging affected D270-1 controller revisions (A-E) for Revision F or subsequent versions, which include enhanced moisture protection.
Compliance, required by February 29, 2024, is estimated to cost $1,800 and take two hours per unit, followed by specific testing and engine monitoring unit (EMU) programming.
Robinson Helicopters has issued a service bulletin (SB) for its R44 and R22 aircraft to address potential issues with certain governor controller upgrades.
According to the FAA, service bulletins are issued by aircraft manufacturers to inform owners and operators about “critical and useful information on aircraft safety, maintenance, or product improvement.”
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Meg Godlewski has been an aviation journalist for more than 24 years and a CFI for more than 20 years. If she is not flying or teaching aviation, she is writing about it. Meg is a founding member of the Pilot Proficiency Center at EAA AirVenture and excels at the application of simulation technology to flatten the learning curve. Follow Meg on Twitter @2Lewski.
