Garmin GTX 330, GTXTM 330D TRANSPONDER INSTALLATION MANUAL
Brand: Garmin, Pages: 71
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Page A-4 GTX 330 Installation Manual
5. Maintenance Instructions
Maintenance of the GTX 330 is ‘on condition’ only. Periodic maintenance is not required. Refer
to the GTX 330 Maintenance Manual.
6. Troubleshooting Information
Refer to the GTX 330 Maintenance Manual.
7. Removal and Replacement Information
Refer to Section 2 of this manual. If the unit is removed and reinstalled, a functional check of the
equipment should be conducted in accordance with Section 5 of this manual.
Refer to Section 3 and Section 4 of this manual.
9. Special Inspection Requirements
10. Application of Protective Treatments
11. Data: Relative to Structural Fasteners
Antenna installation, removal and replacement should be in accordance with applicable provisions
AC 43.13-1B and AC 43.13-2A. Also, refer to Section 2 of this manual.
12. Special Tools
13. This Section is for Commuter Category Aircraft Only
A. Electrical loads: Refer to Section 1.3 of this manual.
B. Methods of balancing flight controls: N/A.
C. Identification of primary and secondary structures: N/A.
D. Special repair methods applicable to the airplane: Antenna installation, removal, and
replacement should be in accordance with applicable provisions of AC 43.13-1B and AC 43.13-2A.
14. Overhaul Period
No additional overhaul time limitations.
15. Airworthiness Limitation Section
To revise this ICA, a letter must be submitted to the local FSDO with a copy of the revised FAA
Form 337, and revised ICA. The FAA inspector accepts the change by signing Block 3 and
including the following statement:
“The attached revised/new Instructions for Continued Airworthiness (date ______) for the above
aircraft or component major alteration have been accepted by the FAA, superseding the Instructions
for Continued Airworthiness (date ______).”
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GTX 330 Installation Manual Page A-5
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
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
(Unit P/N)TSO COMPLIANCE* JTSO COMPLIANCE* Diversity
(011-00455-00, -20)C112 Class 2A 2C112a Level 2s No
(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
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Page A-6 GTX 330 Installation Manual
Figure A-1. GTX 330 Environmental Qualification Form (Sheet 1 of 2)
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GTX 330 Installation Manual Page A-7
Figure A-1. GTX 330 Environmental Qualification Form (Sheet 2 of 2)
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