Narrative:

Nose gear collapsed during taxi; and then both main gear collapsed. This mooney has a manual gear johnson bar which was verified locked in the gear down position. A nose gear connecting rod snapped which caused the gear to collapse.

Google
 

Original NASA ASRS Text

Title: M20 pilot reported the nose and main gear collapsed during taxi following the failure of a nose gear connecting rod.

Narrative: Nose gear collapsed during taxi; and then both main gear collapsed. This Mooney has a manual gear Johnson bar which was verified locked in the gear down position. A nose gear connecting rod snapped which caused the gear to collapse.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.