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Aviation Alerts and Advisories

Vertically Mounted GTA 82 Support Bracket Rev B

PRODUCTS AFFECTED:

GTA 82 units installed per the GFC 600 Installation Manual Addendum TBM 700/700N (190-01937-08) Revision 4 and earlier are affected.

CERTIFICATION AUTHORIZATION:

STC SA01844WI

COMPLIANCE:

Recommended: Garmin recommends compliance with this service bulletin within the next 100 hours or the next annual inspection whichever occurs first.

PURPOSE:

A new support bracket improves the stiffness of the GTA mounting structures and helps to prevent possible fatigue failure when subjected to long duration exposure to vibration.

ASDN Service Bulletin 21112 Rev B