Mooney M20R Ovation — Service Bulletins

This Service Bulletin M20-341A, dated September 14, 2020, addresses a software upgrade for the Garmin G1000 system in Mooney M20M and M20R aircraft. The upgrade is necessary to support the display of ADS-B FIS-B NEXRAD radar data on the Multi-Function Display (MFD). The bulletin outlines the compliance requirements, which are at the owner's discretion, and emphasizes that the installation must be performed by a Mooney Authorized Service Center. The document provides detailed instructions on the software installation process and the necessary equipment required for the upgrade, ensuring that pilots and owners are informed about the latest enhancements to their avionics systems.

• The bulletin is for Mooney M20M and M20R aircraft equipped with Garmin G1000 systems.
• The software upgrade is necessary for displaying ADS-B FIS-B NEXRAD radar data.
• Installation must be performed by a Mooney Authorized Service Center.
• The required software version for compliance is 0401.37.
• Aircraft must have the Garmin G1000 Cockpit Reference Guide on board.