What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23)The Piper PA-44-180 (twin engine seminal) nose landing gear(NLG) collapsed after landing. The flight instructor and the multi engine student pilot both said that all landing gear indications showed that the gear was down and locked. The airplane has a mirror on the left nacelle and the left seated student called the NLG visually down. When the NLG was lowered to the asphalt surface it collapsed. No cause was found. Airworthiness directive (AD) 94-14-14 applies to this aircraft and calls for installation of a modification kit to prevent collapse. AD-94-14-14 complied with no 11/03/1994 at 5690 hours. Total time is now 8790 hours.
As the FAA filed it
(-23)THE PIPER PA-44-180 (TWIN ENGINE SEMINAL) NOSE LANDING GEAR(NLG) COLLAPSED AFTER LANDING. THE FLIGHT INSTRUCTOR AND THE MULTI ENGINE STUDENT PILOT BOTH SAID THAT ALL LANDING GEAR INDICATIONS SHOWED THAT THE GEAR WAS DOWN AND LOCKED. THE AIRPLANE HAS A MIRROR ON THE LEFT NACELLE AND THE LEFT SEATED STUDENT CALLED THE NLG VISUALLY DOWN. WHEN THE NLG WAS LOWERED TO THE ASPHALT SURFACE IT COLLAPSED.NO CAUSE WAS FOUND. AIRWORTHINESS DIRECTIVE (AD) 94-14-14 APPLIES TO THIS AIRCRAFT AND CALLS FOR INSTALLATION OF A MODIFICATION KIT TO PREVENT COLLAPSE. AD-94-14-14 COMPLIED WITH NO 11/03/1994 AT 5690 HOURS. TOTAL TIME IS NOW 8790 HOURS.