Garmin GTX 320, Installation Manual

Page 1: ...190 00133 01 July 2006 Revision M GTX 320 320A Transponder Installation Manual ...

Page 2: ...ny unauthorized commercial distribution of this manual or any revision hereto is strictly prohibited Garmin International Inc 1200 E 151st Street Olathe KS 66062 USA Telephone 913 397 8200 Aviation Dealer Technical Support Line Toll Free 888 606 5482 www garmin com Garmin Europe Ltd Unit 5 The Quadrangle Abbey Park Industrial Estate Romsey SO51 9DL U K 44 0870 851241 RECORD OF REVISIONS Revision R...

Page 3: ... or disclosed to foreign nationals inside or outside of the United States without first obtaining an export license A violation of the EAR may be subject to a penalty of up to 10 years imprisonment and a fine of up to 1 000 000 under Section 2410 of the Export Administration Act of 1979 Include this notice with any reproduced portion of this document WARNING This product its packaging and its comp...

Page 4: ...ion 2 1 2 4 GTX 320 320A Installation 2 5 2 5 Electrical Connections 2 6 2 6 Check Existing Coax and Antenna Before Using a GTX320 320A Adapter 2 8 2 7 Installation Using Existing Narco AT 150 Installation Rack 2 8 2 8 Installation Using Existing Bendix King 76A 78A Installation Rack 2 9 3 POST INSTALLATION CONFIGURATION CHECKOUT PROCEDURE 3 1 3 1 Aircraft Station Licensing Requirements 3 1 3 2 Op...

Page 5: ... Dual Transponder Interconnect Wiring Diagram C 11 C 6 Narco AT 150 Installation Adapter Assembly Drawing C 13 C 7 King KT 76A 78A Installation Adapter Assembly Drawing C 15 LIST OF TABLES TABLE PAGE 1 1 Transponder Specifications 1 1 1 2 GTX 320 Physical Characteristics 1 2 1 3 GTX 320A Physical Characteristics 1 2 1 4 Available Configurations 1 2 1 5 Available Installation Accessories 1 3 2 1 An...

Page 6: ...assword MOD LEVEL SERVICE BULLETIN NUMBER SERVICE BULLETIN DATE PURPOSE OF MODIFICATION 1 NA NA Initial Release 2 9805 10 30 1998 Incorporates new circuitry in power supply GTX 320A HARDWARE MOD LEVEL HISTORY The following table identifies hardware modification Mod Levels for the GTX 320A Transponder Mod Levels are listed with the associated service bulletin number service bulletin date and the pu...

Page 7: ... 320A enables ATC computers to display aircraft identification altitude and ground speed on ATC radar screens The GTX 320 320A is equipped with IDENT capability that activates the Special Position Identification Pulse SPI for approximately 20 seconds 18 seconds for the GTX 320A identifying your transponder return from other aircraft on the controller s scope 1 3 Technical Specifications 1 3 1 Tran...

Page 8: ... 320A Physical Characteristics Characteristic Specification Bezel Height 1 63 inches 41 mm Bezel Width 6 25 inches 159 mm Rack Height Dimple to Dimple 1 71 inches 43 mm Rack Width 6 30 inches 160 mm Depth Behind Panel with Connectors measured from face of aircraft panel to rear of connector backshells 8 78 inches 223 mm Weight Unit Only 2 3 lbs 1 1 kg Weight Installed with rack and connectors 2 9 ...

Page 9: ...ions and tests required for TSO approval of the GTX 320 320A Transponder and antenna are minimum performance standards It is the responsibility of the installer to determine that the aircraft installation standards for a specific type or class of aircraft are in compliance with all applicable TSO requirements The GTX 320 320A and antenna may be installed only if further evaluation by the applicant...

Page 10: ...M THE USE MISUSE OR INABILITY TO USE THIS PRODUCT OR FROM DEFECTS IN THE PRODUCT Some states do not allow the exclusion of incidental or consequential damages so the above limitations may not apply to you Garmin retains the exclusive right to repair or replace the unit or software or offer a full refund of the purchase price at its sole discretion SUCH REMEDY SHALL BE YOUR SOLE AND EXCLUSIVE REMED...

Page 11: ...ontainers for storage If the original containers are not available a separate cardboard container should be prepared that is large enough to accommodate sufficient packing material to prevent movement 2 3 Antenna Installation 2 3 1 Location Considerations A The antenna Garmin P N 010 10160 00 should be well removed from any major protrusions the engine s propeller s and antenna masts It should als...

Page 12: ...nstaller proceed according to any of the following listed alternatives 1 Obtain approved antenna installation design data from the aircraft manufacturer 2 Obtain an FAA approved Supplemental Type Certificate STC pertaining to and valid for the subject antenna installation 3 Contact the FAA Aircraft Certification Office in the appropriate Region and request identification of FAA Designated Engineer...

Page 13: ... 5 M17 112 RG304 17 0 311601 M17 127 RG393 21 0 311501 27 0 311201 41 0 310801 Supplier Information Vendor Electronic Cable Specialists 5300 W Franklin Drive Franklin WI 53132 Tel 800 327 9473 414 421 5300 Fax 414 421 5301 MIL C 17 types See current issue of Qualified Products List QPL 17 RG types See current issue of Qualified Products List QPL 17 2 3 5 Antenna Cable Connectors One of two rack co...

Page 14: ... D Insert cable center conductor dielectric and shield braid through the sidewall of the connector and solder the center conductor to the center pin of the connector NOTE When using low loss cable it may be necessary to flatten the solid wire center conductor slightly so it can fit the slot on the RF connector center pin When soldering avoid applying excess heat to the connector body and center co...

Page 15: ...g configurations available Suitable mounting brackets may be fabricated from sheet metal or angle stock To ensure a sturdy mount rear support for the unit should be provided B Do not insert screws through the rear plate of the mounting tray into the transponder These holes are only for use with the adapter described in paragraph 2 8 C Looking at the bottom of the transponder make sure the front lo...

Page 16: ...Insertion Extraction Tool Positioner Insertion Extraction Tool Military P N M22520 2 01 N A M81969 1 02 M22520 2 08 M81969 1 02 Positronic 9507 9502 11 M81969 1 02 9502 5 M81969 1 02 ITT Cannon 995 0001 584 N A N A 995 0001 604 980 2000 426 AMP 601966 1 N A N A 601966 5 91067 2 Daniels AFM8 K774 M24308 1 02 K13 1 M24308 1 02 Astro 615717 N A M81969 1 02 615724 M81969 1 02 NOTES 1 Insertion extract...

Page 17: ...ect 3 Altitude A1 4 Altitude C2 5 Altitude A2 6 Altitude A4 7 Altitude C4 8 External Ident 9 Altitude B1 10 Altitude C1 11 Altitude B2 12 Altitude B4 13 Ground 14 Switched Power Output 15 Aircraft Power 11 to 33 VDC 16 External Standby 17 External Suppression Suppress I O GTX 320A 18 Altitude D4 19 Not Used 20 Not Used 21 Not Used 22 Not Used 23 28 V Lighting 24 14 V Lighting 25 Ground ...

Page 18: ...g NOTES GTX 320 units that are at Mod Level 1 must use the Mod Level 1 NARCO Installation Adapter After Mod Level 1 the GTX 320 sits 0 17 4 3 mm closer to the instrument panel Also when installing the GTX 320 in an existing NARCO AT 150 rack using the AT 150 Adapter and when the aircraft has a bus voltage of 28 VDC make sure the 28 VDC dropping resistor is bypassed A Slide the adapter into the rac...

Page 19: ... KT 76A 78A Adapter and when the aircraft has a bus voltage of 28 VDC make sure the 28 VDC dropping resistor is bypassed A Attach the KT 76A 78A installation adapter to the rear of the GTX 320 using the two captive screws on the adapter B Looking at the bottom of the transponder make sure the front lobe of the locking mechanism is in a vertical position This can be accomplished by using a 3 32 All...

Page 20: ...Page 2 10 GTX 320 320A Installation Manual Rev M 190 00133 01 Blank Page ...

Page 21: ... required or desired contact the FCC at 800 322 1117 to request form 404 Application for Aircraft Radio Station License The FCC also has a fax on demand service to provide forms by fax at 202 418 0177 The GTX 320 320A owner accepts all responsibility for obtaining the proper licensing before using the transponder 3 2 Operation NOTE The coverage you can expect from the GTX 320 320A is limited to li...

Page 22: ...beacon system Select ON or ALT as late as practical prior to takeoff and to OFF or SBY as soon as practical after completing landing roll unless the change to SBY has been accomplished previously at the request of ATC x TST Turning the switch to the TST position tests the reply indicator The TST position is spring loaded and must be held momentarily When released it will automatically return to th...

Page 23: ...g the IDENT button Pressing the IDENT button activates the Special Position Identification Pulse SPI for approximately 20 seconds identifying your transponder return from other aircraft on the controller s scope 3 2 4 Reply Light The reply light will blink each time the transponder replies to ground interrogation The reply light also remains lit during the IDENT time interval ...

Page 24: ...Page 3 4 GTX 320 320A Installation Manual Rev M 190 00133 01 Blank Page ...

Page 25: ... not apply in which case they should be marked N A Not Applicable Instructions For Continued Airworthiness Garmin GTX 320 320A 1 Introduction Aircraft that has been altered Registration N number Make Model and Serial Number Content Scope Purpose and Arrangement This document identifies the Instructions for Continued Airworthiness for the modification of the above aircraft by installation of a Garm...

Page 26: ...al 8 Diagrams Refer to Appendix B of this manual 9 Special Inspection Requirements N A 10 Application of Protective Treatments N A 11 Data Relative to Structural Fasteners Antenna installation removal and replacement should be in accordance with applicable provisions of AC43 13 1A and 43 13 2A Also refer to section 2 3 of this manual 12 Special Tools N A 13 This Section is for Commuter Category Ai...

Page 27: ...sistance Flight Standards Inspectors have the resources to respond to questions regarding the ICA 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 wh...

Page 28: ...ression 4 6 2 Overpressure 4 6 3 Temperature Variation 5 0 Equipment tested to Category C Humidity 6 0 Equipment tested to Category A Shock 7 0 Equipment tested according to DO 160C Par 7 2 1 Operational 7 2 Crash Safety 7 3 Vibration 8 0 Equipment tested without shock mounts to Categories B M and N Table 8 1 Explosion 9 0 Equipment identified as Category X no test required Waterproofness 10 0 Equ...

Page 29: ...sceptibility 19 0 Equipment tested to Category A Radio Frequency Susceptibility 20 0 Equipment tested to Category U Radio Frequency Emission 21 0 Equipment tested to Category Z Lightning Induce Transient Susceptibility 22 0 Equipment identified as Category XXXX no test required Lightning Direct Effects 23 0 Equipment identified as Category X no test required Icing 24 0 Equipment identified as Cate...

Page 30: ... 4 6 3 Temperature Variation 5 0 Equipment tested to Category C Humidity 6 0 Equipment tested to Category A Shock 7 0 Equipment tested to Category B Vibration 8 0 Equipment tested in each aircraft type to aircraft zone 2 Aircraft Type 2 and 6 were tested to Category S2 Vibration level B2 Aircraft Type 3 4 and 5 were tested to Category S Vibration level M Note Vibration level M modified to increase...

Page 31: ... Susceptibility 19 0 Equipment tested to Category A Radio Frequency Susceptibility 20 0 Equipment tested for conducted susceptibility to Category T radiated susceptibility to Category T and pulse test to Category T Radio Frequency Emission 21 0 Equipment tested to Category B Equipment tested to Category M up to 2 GHz Lightning Induced Transient Susceptibility 22 0 Equipment identified as Category ...

Page 32: ...Page A 8 GTX 320 320A Installation Manual Rev M 190 00133 01 Blank Page ...

Page 33: ...tion Manual Page B 1 190 00133 01 Rev M APPENDIX B STC PERMISSION Consistent with N8110 69 or Order 8110 4 Aviation Authority approved installations are hereby granted permission to use STC SA00642WI data to modify aircraft ...

Page 34: ...Page B 2 GTX 320 320A Installation Manual Rev M 190 00133 01 ...

Page 35: ...lation drawings x C 1 GTX 320 320A Outline Drawing x C 2 GTX 320 320A Connector Rack Kit Assembly Drawing x C 3 GTX 320 320A Recommended Panel Cutout Dimensions x C 4 GTX 320 320A Interconnect Wiring Diagram x C 5 Dual Transponder Interconnect Wiring Diagram x C 6 Narco AT 150 Installation Adapter Assembly Drawing x C 7 King KT 76A 78A Adapter Assembly Drawing ...

Page 36: ...Page C 2 GTX 320 320A Installation Manual Rev M 190 00133 01 Blank Page ...

Page 37: ...GTX 320 320A Installation Manual Page C 3 Page C 4 blank 190 00133 01 Rev M Figure C 1 GTX 320 320A OUTLINE DRAWING ...

Page 38: ...UT PLATE D SUB 25 POSITION 5 330 00184 25 330 00198 00 336 00022 00 336 00023 00 312 00005 05 115 00285 00 125 00032 02 211 60234 06 125 00046 00 234 10002 00 7 9 11 10 NOT SHOWN NOT SHOWN NOT SHOWN 9 8 7 6 SPRING WASHER TUBING HT SHRINK INSTALL RACK BACK PLATE PART NUMBER 211 63234 12 212 20014 00 232 00013 01 330 00220 25 ITEM 3 4 2 1 DESCRIPTION SNAP RING EXT 7 16 1 1 1 1 25 5 2 3IN 1 1 4 QTY 2...

Page 39: ...GTX 320 320A Installation Manual Page C 7 Page C 8 blank 190 00133 01 Rev M Figure C 3 GTX 320 320A RECOMMENDED PANEL CUTOUT DIMENSIONS ...

Page 40: ...GTX 320 320A Installation Manual Page C 9 Page C 10 blank 190 00133 01 Rev M Figure C 4 GTX 320 320A INTERCONNECT WIRING DIAGRAM ...

Page 41: ...GTX 320 320A Installation Manual Page C 11 Page C 12 blank 190 00133 01 Rev M Figure C 5 GTX 320 320A DUAL TRANSPONDER INTERCONNECT WIRING DIAGRAM ...

Page 42: ...GTX 320 320A Installation Manual Page C 13 Page C 14 blank 190 00133 01 Rev M Figure C 6 NARCO AT 150 INSTALLATION ADAPTER ASSEMBLY DRAWING ...

Page 43: ...GTX 320 320A Installation Manual Page C 15 Page C 16 blank 190 00133 01 Rev M Figure C 7 KING KT 76A 78A ADAPTER ASSEMBLY DRAWING ...