Bell (BHTI) 205A-1, 205B, 212, 412CF and 412EP helicopters — Emergency (Push Out) Passenger Door Windows
- Published
AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Operators should follow the inspection procedures outlined in the applicable Maintenance Manuals, specifically Chapters 5 and 52, using thumb and finger pressure to verify window retainer bonds. Minor disbonds should be repaired with silicone adhesive, while major disbonds require retainer replacement and window reinstallation per maintenance instructions. No specific compliance deadline is provided.
Summary
The FAA Special Airworthiness Information Bulletin SAIB: SW-12-38 addresses the potential risk of in-flight loss of emergency "push out" passenger door windows on Bell Helicopter models 205A-1, 205B, 212, 412CF, 412EP, and restricted category UH-1B and UH-1H helicopters. This bulletin provides information about the issue without mandating regulatory action. It highlights concerns related to the bonding quality of window retainers on composite passenger doors.
What changed
This bulletin introduces awareness of a bonding issue in the emergency push out windows on specified Bell Helicopter models, following an incident investigation. It does not impose new mandatory requirements but recommends enhanced inspection practices and corrective actions to maintain window retainer bond integrity.
Why it matters
This information is important for operators, maintenance personnel, and compliance teams to prevent potential in-flight loss of emergency windows, which could compromise safety. Understanding the bonding issue helps ensure proper inspection and maintenance, reducing the risk of unnoticed bond degradation and window failure during flight.
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- EASA AD US-2020-19-08Main Rotor - Main Rotor Hub Tension-torsion Strap Assembly - Life Limit / RemovalOct 14, 2020
- EASA AD US-2020-12-10Tail Rotor Blades - Inspection / Repair / ReplacementJul 9, 2020
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