Piper PA-15 Vagabond — Service Bulletins

This document is an AAIB Bulletin concerning the Piper PA-15 Vagabond, specifically detailing an incident involving the aircraft G-BOVB. The bulletin outlines an occurrence where the transparency overhead the pilot and passenger detached during flight, leading to a forced landing. The report investigates the contributing factors to this failure, including material degradation and installation issues. It serves as a safety notice for operators of the Piper PA-15 Vagabond, emphasizing the importance of regular inspections and material choices for critical components. The bulletin also suggests remedial actions to prevent similar incidents in the future.

• The incident involved the overhead transparency detaching at 1500 feet and 85 mph.
• Contributing factors included UV exposure, acrylic material issues, and overtightened screws.
• The transparency dimensions were approximately 800 x 700 mm.
• Replacement material will be 'Lexan', which is more durable than acrylic.
• Periodic inspections of the fasteners and transparency will be implemented.