PRODUCTS AFFECTED:

All GWX Processor (GWX 75/8000) systems with software version 2.25 (or earlier) and interfaced to a GTN Xi or G500/G600/G700 TXi are affected.

NOTE
GWX Processor (GWX 75/8000) Software Version 2.60.1 provides no functional gain for installations with non-TXi G500/G600 systems. Non-TXi G500/G600 systems are not affected.

CERTIFICATION AUTHORIZATION:

TSO Authorization

TSO Authorization does not provide installation airworthiness approval. Separate installation airworthiness approval is required for type-certified aircraft. Notification of revision to any Garmin STC(s) will be provided under a separate service bulletin.

COMPLIANCE:

Optional: This service bulletin may be incorporated at the owner’s discretion.

PURPOSE:

GWX Processor (GWX 75/8000) Software Version 2.60.1 along with a separate enablement card adds Auto Mode. Auto Mode automatically controls the radar in order to produce an estimate of weather targets with minimal ground clutter based on the aircraft’s altitude.

NOTE
GWX 8000 Auto Mode requires GTN Xi Software Version 20.40 (or later) and/or G500/ G600/G700 TXi version 3.60 (or later).

WARRANTY INFORMATION:

This Service Bulletin is not warranty reimbursable.