AD 2020-17-05 Prompted By Certain Longitudinal Trim Actuators, Lateral Trim Actuators, And Yaw Trim Actuators
The FAA is adopting a new airworthiness directive (AD) for certain Airbus Helicopters Deutschland GmbH Model MBB-BK 117 D-2 helicopters. This AD was prompted by the discovery that certain longitudinal trim actuators, lateral trim actuators, and yaw trim actuators, which are certified for installation on MBB-BK 117 C-2 helicopters, were erroneously listed as eligible for installation on MBB-BK 117 D-2 helicopters. This AD requires removing the affected parts from service and prohibits installing the affected parts on MBB-BK 117 D-2 helicopters. The FAA is issuing this AD to address the unsafe condition on these products. This AD is effectiv