Business · 23/06/1994
Airworthiness Directives; Bell Helicopter Textron, Inc. Model 214B, 214B-1, and 214ST Helicopters
The Federal Aviation Administration (FAA) issues an amendment to an existing airworthiness directive for Bell Helicopter Textron, Inc. Model 214B, 214B-1, and 214ST helicopters, requiring changes to the main transmission upper planetary carrier's retirement life and inspection requirements.