Garmin GTX 330 System Maintenance Manual
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Garmin GTX 330 System Maintenance Manual

With ads-b out system
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GTX 330/33 with ADS-B Out
System Maintenance Manual
Contains
Instructions for Continued Airworthiness for STC SA01714WI
Aircraft Make, Model, Registration Number, and Serial Number along with
applicable STC Configuration information must be completed in Appendix A and
saved as aircraft permanent records.
190-00734-11
The document reference is online, please check the correspondence between the online documentation and the printed version.
May 2013
Rev. 1

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Summary of Contents for Garmin GTX 330

  • Page 1 GTX 330/33 with ADS-B Out System Maintenance Manual Contains Instructions for Continued Airworthiness for STC SA01714WI Aircraft Make, Model, Registration Number, and Serial Number along with applicable STC Configuration information must be completed in Appendix A and saved as aircraft permanent records.
  • Page 2 Garmin. Garmin hereby grants permission to download a single copy of this manual and of any revision to this manual onto a hard drive or other electronic storage medium to be viewed and...
  • Page 3 CAUTION The GTX 330 and GTX 330D have a display that is coated with a special anti-reflective coating and is very sensitive to waxes and abrasive cleaners. CLEANERS CONTAINING AMMONIA WILL HARM THE ANTI-REFLECTIVE COATING. It is very important to clean the display using a microfiber cloth or with a clean, lint-free...
  • Page 4 This page intentionally left blank GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 5: Table Of Contents

    ABLE OF IGURES   1. GTX 330/330D T ......................... 2-1 IGURE RANSPONDER 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 6 ..........................5-7 ABLE ONNECTIONS   16. A 429 C ......................... 5-7 ABLE RINC ONNECTIONS   17. #1 GTX 330/33 I ....................A-4 ABLE NTERFACED QUIPMENT   18. #2 GTX 330/33 I ....................A-5 ABLE NTERFACED QUIPMENT GTX 330/33 with ADS-B Out...

  • Page 7: Introduction

    Section 2: System Overview Provides a complete description of the type design change associated with installing a Garmin GTX 330/33 with ADS-B Out functionality. An overview of the GTX 330/33 with ADS-B Out system interface is also provided. Section 3: Control & Operation Presents basic control and operation information specifically tailored to maintenance practices.

  • Page 8: Applicability

    Garmin dealer, contacting Garmin Product Support at 913-397-8200, toll free 866-739-5687, or using around the world contact information on www.flyGarmin.com. A Garmin Service Bulletin describing the revision to this document will be sent to Garmin dealers if the revision is determined to be significant.
  • Page 9 • TSO: Technical Standard Order • WAAS: Wide Area Augmentation System 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 10 This page intentionally left blank GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 11: System Description

    ATCRBS Mode A, Mode C and Mode S All-Call interrogation. The Garmin transponders approved by this STC are the GTX 330 and GTX 33 (Non-Diversity Mode S Transponders) and the GTX 330D and GTX 33D (Diversity Mode S Transponders). The ES option of any of the transponders provides ADS-B Extended Squitter functionality.

  • Page 12: Gtx 33/33D

    Garmin GTN 6XX/7XX Series Navigators in order to be installed in accordance with this STC. Basic transponder functions of the GTX 33/33D are identical to that GTX 330/330D, only the GTX 33/33D are remote mounted. As the GTX 33/33D installation requires the use of the GTN, many optional functions are not required because control of the GTX is then handled through the GTN.

  • Page 13: Gtx 33/33D T

    Figure 3. GTX 33/33D Transponder Figure 4. GTX 33 or GTX 33D Interface Summary 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 14 This page intentionally left blank GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 15: Gtx Control & Operation

    Function Selector Switches The function selection switches are: OFF Powers off the GTX 330. Pressing the STBY, ON or ALT key powers on the transponder displaying the last active identification code. STBY Selects the standby mode. When in standby mode, the transponder does not reply to any interrogations.
  • Page 16 7000 ⎯ VFR code commonly used in Europe (Refer to ICAO standards) 7500 ⎯ Hijack code (Aircraft is subject to unlawful interference) 7600 ⎯ Loss of communications 7700 ⎯ Emergency GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1...
  • Page 17 Function Display PRESSURE ALT Displays the altitude data supplied to the GTX 330 in feet, hundreds of feet (i.e., flight level), or meters, depending on configuration. FLIGHT TIME Displays the Flight Time, controlled by the START/STOP key or by one of four airborne sources (squat switch, GPS ground speed recognition, Airdata airspeed recognition or altitude increase) as configured during installation.
  • Page 18 Figure 6. GTN 7XX Transponder Control Figure 7. GTN 6XX Transponder Control GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 19 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 20: Maintenance Intervals

    Testing and shown to comply with Title 14 CFR Part Position source(s). 91.225 and 91.227. The GTX 330 display and bezel may be cleaned periodically when required. Cleaning can be accomplished using a soft Cleaning cotton cloth dampened with clean water.
  • Page 21 Section No. Interval Inspect the antenna and surrounding On Condition installation. Lightning Strike - The GTX 330/33 transponder receiver Actual or Suspected sensitivity must be tested and shown to comply On Condition with Title 14 CFR Part 43 Appendix F. 190-00734-11 GTX 330/33 with ADS-B Out Rev.

  • Page 22: Visual Inspection

    Verify that the harness shows no signs of cracking, chaffing, abrasion, melting, or any other form of damage. Inspect the GTX 330/330D connectors for corrosion or other defects. Check the integrity of the shield block ground attachments to the harness connector assembly as well as the integrity of the individual shields and their attachment.

  • Page 23: Electrical Bonding Test

    Connect/touch the positive lead of the voltmeter to the same point. Figure 8. Bonding Check 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 24: Additional Instructions

    (step 1) to each of the following points and record the voltage. (Perform Step 2 at each point to ensure that 1 amp ±100 milliamp is present before measuring.) • Top metal case of GTX 330 #1: __________ millivolts (if installed) • Top metal case of GTX 330 #2: __________ millivolts (if installed) •...

  • Page 25: Troubleshooting

    The following table describes possible symptoms associated with the Garmin transponders and provides corresponding actions for troubleshooting: Table 6. GTX (All Models) Transponder Troubleshooting...

  • Page 26: Gtx Failure Annunciations

    GTX FAILURE ANNUNCIATIONS Table 7. GTX 330/330D Transponder Failure/Fault Messages Failure Message Cause Solution The internal transmit or Transponder FAIL message squitter monitors have Return the unit to Garmin. detected a failure. The GTX330/330D has failed Fatal Error Page Displayed the internal power-up integrity Return the unit to Garmin.

  • Page 27: Connector Pinout Information

    EXTERNAL IDENT SELECT* EXTERNAL IDENT SELECT* EXTERNAL STANDBY SELECT* EXTERNAL STANDBY SELECT* 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 28 NOT USED 14 V/5 V LIGHTING BUS HI TIS CONNECT SELECT* TIS CONNECT SELECT* GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 29: Table 10. Lighting /Power Pin

    33 Only SIGNAL GROUND 33 Only XPDR REMOTE POWER OFF 33 Only 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 30: Table 11. Temperature Probe

    75 uA sink current, or Rin 375Ω Sink current is internally limited to 200 uA max for a grounded input Discrete Inputs GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 31: Table 14. Discrete Inputs

    Both ARINC 429 IN 4A Both ARINC 429 IN 4B Both 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 32 This page intentionally left blank GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 33: Unit Removal And Reinstallation

    1. Slide the GTX 330/330D in the rack straight in until it stops, about 1 inch short of the final position. 2. A 3/32-inch hex drive tool is then inserted into the access hole at the bottom of the unit face.
  • Page 34 Figure 10. GTX 330 Mounting Rack/Connector Assembly GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 35: Gtx 33/33D

    4. Lock the handle to the GTX 33/33D body using the Philips head screw. Figure 11. GTX 33 Mounting Rack/Connector Assembly 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 36: Transponder Antenna

    Reinstallation: 1. Install antenna using retained hardware. 2. Connect the antenna coaxial cable. 3. Test the GTX according to Section 8.4. GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 37: Software

    NOTE Screenshots in this section are provided for reference only. For actual GTX software versions, refer to the GTX 330/33 with ADS-B Out AML STC Equipment List, 005- 00734-05. CAUTION It is essential that the software version be correct. Earlier GTX software versions will be non-compliant with ADS-B Out Version 2 requirements.

  • Page 38: Software Update

    GTX. The GTX 330 software can be updated in the Configuration mode as well as in Test mode. Updating software in Configuration mode does not require the TEST MODE SELECT switch. However, for the GTX 33 series, the TEST MODE SELECT switch is required.
  • Page 39 The upload process could take up to 6 (six) minutes to complete. NOTE GTX 330 transponders will show a dynamic display test screen. Once the upload is completed, the unit will reset itself, and turn on. Remove power from the GTX.
  • Page 40 This page intentionally left blank GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 41: System Configuration And Checkout

    CONFIGURATION Retrieve the Post Installation Checkout Log from the aircraft permanent records. For those maintenance activities that repaired or replaced the previous GTX 330/33, configure the GTX 330/33 as defined by the data contained in the Post Installation Checkout Log.

  • Page 42: Gtx Test

    Operation of the GTX 330/330D/33 or 33D Mode-S transponder is accomplished using either the faceplate of the unit (on the GTX 330 series See Section 3.1) or a GTN 6XX/7XX unit (on the GTX 33 series). Refer to the operational documents listed in Table 2 and Table 3 for basic GTX 33 series operation.

  • Page 43: System Return To Service Procedure

    • Any other applicable information related to the maintenance work performed on the aircraft. 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 44 This page intentionally left blank GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 The document reference is online, please check the correspondence between the online documentation and the printed version.

  • Page 45: Appendix A. Installation Specific Data

    Unit Model: Unit P/N: GTX #2: [N/A] Mod Level: Serial #: 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 46 A 2. EQUIPMENT DETAILS The table below describes the location of the GTX 330/33, antennas, and interfaced equipment. Document all interfaced equipment (model/part number) and installed locations in the following table. Also sketch equipment locations and wire routing on the diagrams in A 5 or A 6 as appropriate.
  • Page 47 Net Change in Bus Load: [1] Use typical current draw when performing this calculation 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 48 Model(s): Write in the model number or numbers of the equipment that is interfaced to the GTX 330/33. • GTX Port Numbers: When applicable, write in the GTX 330/33 port number or numbers used for the interface. This column is generally applicable only to serial ports such as RS-232 and ARINC 429.
  • Page 49 Table 18. #2 GTX 330/33 Interfaced Equipment #2 GTX 330/33 GTX 330/33 Port Equipment Type Model Number Audio Panel Display Encoding Altitude GPS #1 GPS #2 Heading Air Data 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA...
  • Page 50 A 5. GTX 330/33 INSTALLATION – SINGLE ENGINE The following diagram depicts approximate location of all LRUs along with the wire routing for the GTX 330/33 throughout the aircraft structure for a single-engine aircraft. GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev.

  • Page 51: 190-00734-11 Gtx 330/33 With Ads-B Out

    A 6. GTX 330/33 INSTALLATION – TWIN ENGINE The following diagram depicts approximate location of all LRUs along with the wire routing for the GTX 330/33 throughout the aircraft structure for a twin-engine aircraft: 190-00734-11 GTX 330/33 with ADS-B Out Rev.
  • Page 52 A 7. POST INSTALLATION CONFIGURATION LOG GTX 330 Post-Installation Configuration Log Aircraft Date: Aircraft Model: Registration: Aircraft Serial #: HEX Address: #1 Unit P/N: #1 Unit Serial #: Aircraft Make: #2 Unit P/N: #2 Unit Serial #: CONFIGURATION ITEMS Installation Settings (All settings in this section must be the same for each installed transponder)
  • Page 53 GTX 330 Post-Installation Configuration Log Port 2 Port 3 Port 4 RS-232 Configuration (Input/Output) Either Port 1 or Port 2 must contain the following configuration: Input – Remote Output – Remote Transponder #1 Input Output Port 1 Port 2 Transponder #2...
  • Page 54 Output Speed Port 1 Port 2 Port 3 Port 4 GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev. 1 A-10 The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 55 Count Down Timer N/A – Has no effect Volume TIS Alert 190-00734-11 GTX 330/33 with ADS-B Out Rev. 1 Maintenance Manual with ICA A-11 The document reference is online, please check the correspondence between the online documentation and the printed version.
  • Page 56 Attach the aircraft wiring diagrams showing the equipment installed by this STC or a markup of the interconnect diagrams from the STC installation manual detailing which equipment was installed and how it was connected. GTX 330/33 with ADS-B Out 190-00734-11 Maintenance Manual with ICA Rev.

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