GTX 330 Installation Manual Page A-5
190-00207-02 Revision G
17. Assistance
Flight Standards Inspectors have the resources to respond to questions regarding the ICA.
18. Implementation and Record Keeping
For major alterations performed in accordance with FAA field approval policy, the owner/operator
operating under Part 91 is responsible for ensuring that the ICA is made part of the applicable
Section 91.409 inspection program for their aircraft. This is accomplished when a maintenance
entry is made in the aircraft’s maintenance record in accordance with Section 43.9. This entry
records the major alteration and identifies the original ICA location (e.g., Block 8 of FAA Form
337, dated ______) along with a statement that the ICA is now part of the aircraft’s
inspection/maintenance requirements.
A.3 Environmental Qualification Forms, GTX 330 Mode S Transponder
The following pages are copies of the Environmental Qualification Forms for the Garmin GTX 330
Transponder (005-00131-03) provided for reference only.
GTX 330 Airborne ATCRBS/Mode S Transponder Equipment
TYPE/MODEL/PART NO
(Unit P/N)
TSO COMPLIANCE* JTSO COMPLIANCE* Diversity
010-00230-( )
(011-00455-00, -20)
C112 Class 2A 2C112a Level 2s No
010-00293-( )
(011-00455-10, -30)
C112 Class 2A 2C112a Level 2s Yes
010-00308-( ) Obsolete
(011-00455-40,-50 )
C112 Class 1A 2C112a Level 1s Yes
* Notes: See Paragraph 1.6.3 for part number, and complete TSO classification and description.
All versions of the 011-00455-( ) are class 2A except -(40), -(50) which are class 1A and are
obsolete.