Maintenance Manual
Page 10
...for Continued Airworthiness for the Bell 206B, 206L, L-1, L-3, and L-4 rotorcraft, modified by the agency installing the Garmin GRA 55/5500 radar altimeter system under the GRA 55/5500 STC. BIT:Built-In Test 5. FMCW: Frequency Modulated Continuous Wave 8. NAV:Navigation 12. POI:Principal Operations ... Purpose This document provides Instructions for the ICA. 1.5 Definitions The following terminology is used by the installation of the Garmin GRA 55/5500 STC. 1.3 Document Control This document is released, archived, and controlled in compliance with STC engineering data when applying ...
...for Continued Airworthiness for the Bell 206B, 206L, L-1, L-3, and L-4 rotorcraft, modified by the agency installing the Garmin GRA 55/5500 radar altimeter system under the GRA 55/5500 STC. BIT:Built-In Test 5. FMCW: Frequency Modulated Continuous Wave 8. NAV:Navigation 12. POI:Principal Operations ... Purpose This document provides Instructions for the ICA. 1.5 Definitions The following terminology is used by the installation of the Garmin GRA 55/5500 STC. 1.3 Document Control This document is released, archived, and controlled in compliance with STC engineering data when applying ...
Maintenance Manual
Page 11
...1995 7. SPM, Revision 2, July 2012 1.7.6 Retention This document, or the information contained within, will equally apply to the GRA 55 and GRA 5500 radar altimeters. 1.6 Terminology Except where specifically noted, references made to the 'Bell 206L Series' will apply equally to the Bell 206L...for Continued Airworthiness for the modification of the aircraft by the installation of the Garmin GRA 55/5500 Part 27 STC. 1.7.1 Applicability Applies to aircraft altered by the installation of the Garmin GRA 55/5500 Part 27 STC. 1.7.2 Definition of Abbreviations See Section 1.5 and Section 1.6. 1.7.3...
...1995 7. SPM, Revision 2, July 2012 1.7.6 Retention This document, or the information contained within, will equally apply to the GRA 55 and GRA 5500 radar altimeters. 1.6 Terminology Except where specifically noted, references made to the 'Bell 206L Series' will apply equally to the Bell 206L...for Continued Airworthiness for the modification of the aircraft by the installation of the Garmin GRA 55/5500 Part 27 STC. 1.7.1 Applicability Applies to aircraft altered by the installation of the Garmin GRA 55/5500 Part 27 STC. 1.7.2 Definition of Abbreviations See Section 1.5 and Section 1.6. 1.7.3...
Maintenance Manual
Page 12
...XWWRQV 7; 190-01277-A3 Rev. 1 0DLQ 3URFHVVLQJ 8QLW 5; .(< *5$ /58 $5,1& 0LFURSURFHVVRU EDVHGVXEV\VWHP Figure 2-1. The GRA 55/5500 radar altimeter system features: two antenna architecture for transmitting and receiving radio waves for altitude quantities, remote mounted LRU transceiver for quantifying Above Ground Level (...optional 50 ft callout as summarized below. GRA 55/5500 Block Diagram System Maintenance Manual GRA 55/5500 Bell 206 STC Page 2-1 The two approved radar altimeter antennas are compatible with an installed Garmin GTN 6XX/7XX for pilot display of...
...XWWRQV 7; 190-01277-A3 Rev. 1 0DLQ 3URFHVVLQJ 8QLW 5; .(< *5$ /58 $5,1& 0LFURSURFHVVRU EDVHGVXEV\VWHP Figure 2-1. The GRA 55/5500 radar altimeter system features: two antenna architecture for transmitting and receiving radio waves for altitude quantities, remote mounted LRU transceiver for quantifying Above Ground Level (...optional 50 ft callout as summarized below. GRA 55/5500 Block Diagram System Maintenance Manual GRA 55/5500 Bell 206 STC Page 2-1 The two approved radar altimeter antennas are compatible with an installed Garmin GTN 6XX/7XX for pilot display of...
Maintenance Manual
Page 27
All faulty units must be returned to Garmin for this fault. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 5-1 Table 5-1. Note there are no assert log entries for service Average frequency of ...at the dealer service center due to Garmin for this fault. No internal or comprehensive unit troubleshooting is Calibration not not set to a valid ID Hardware failure Return unit to the need for the Garmin GRA 55/5500 Radar Altimeter. 5 TROUBLESHOOTING INFORMATION 5.1 GRA 55/5500 General Troubleshooting This section provides troubleshooting ...
All faulty units must be returned to Garmin for this fault. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 5-1 Table 5-1. Note there are no assert log entries for service Average frequency of ...at the dealer service center due to Garmin for this fault. No internal or comprehensive unit troubleshooting is Calibration not not set to a valid ID Hardware failure Return unit to the need for the Garmin GRA 55/5500 Radar Altimeter. 5 TROUBLESHOOTING INFORMATION 5.1 GRA 55/5500 General Troubleshooting This section provides troubleshooting ...
Maintenance Manual
Page 36
... THICK INCLUDED IN ANTENNA KIT GARMIN P/N 013-00378-00 (2X) S67-2002 RADAR ALTIMETER ANTENNA INCLUDED WITH 013-00378-00 ANTENNA KIT MS24693-C272 SCREW, MACHINE COUNTERSUNK .1900-32UNF 2A INCLUDED WITH 013-00378-00 ANTENNA KIT. TYP. 4 PLCS Figure 6-3. GRA 55/5500 Antenna Installation 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page...
... THICK INCLUDED IN ANTENNA KIT GARMIN P/N 013-00378-00 (2X) S67-2002 RADAR ALTIMETER ANTENNA INCLUDED WITH 013-00378-00 ANTENNA KIT MS24693-C272 SCREW, MACHINE COUNTERSUNK .1900-32UNF 2A INCLUDED WITH 013-00378-00 ANTENNA KIT. TYP. 4 PLCS Figure 6-3. GRA 55/5500 Antenna Installation 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page...
Maintenance Manual
Page 41
...GRA 55/5500 Bell 206 STC Page A-1 GRA STC Equipment Fuselage Station Location for Bell 206B CIRCUIT BREAKER INSTALLATION GRA RADAR ALTIMETER INSTALLATION FS 0.00 FS 155.00 FS 161.45 FS 167.33 TBS 50.22 TBS 71.44 WL 51.67 WL 0.00 REF. GARMIN GTN NAVIGATOR WL 0.00 GRA RADAR ALTIMETER INSTALLATION REF. GARMIN... GDU 620 DISPLAY REF. APPENDIX A AIRCRAFT SPECIFIC INFORMATION Figure A-1 and Figure A-2 depicts the typical location for the GRA55/5500 component locations. EXISTING AVIONICS ...
...GRA 55/5500 Bell 206 STC Page A-1 GRA STC Equipment Fuselage Station Location for Bell 206B CIRCUIT BREAKER INSTALLATION GRA RADAR ALTIMETER INSTALLATION FS 0.00 FS 155.00 FS 161.45 FS 167.33 TBS 50.22 TBS 71.44 WL 51.67 WL 0.00 REF. GARMIN GTN NAVIGATOR WL 0.00 GRA RADAR ALTIMETER INSTALLATION REF. GARMIN... GDU 620 DISPLAY REF. APPENDIX A AIRCRAFT SPECIFIC INFORMATION Figure A-1 and Figure A-2 depicts the typical location for the GRA55/5500 component locations. EXISTING AVIONICS ...
Maintenance Manual
Page 42
... provides the bill of materials in the Bell 206B and Bell 206L Series and reference notations to Figure A-3. REF. GRA 55/5500 Unit and Rack Installation in the Bell 206B, 206L Series Table A-1. ADDED OR EXISTING MOUNTING SHELF ASSEMBLY 0.20 ... 015-2573-01 3 015-2567-00 4 AN525-10R7 5 MS21047-3 6 MS20470AD3-3 Source Garmin Garmin Garmin Best Source Best Source Best Source Description GRA 55 Radar Altimeter Unit GRA 5500 Radar Altimeter Unit Connector Kit, GRA Radar Altimeter Rack, Mounting, GRA Radar Altimeter Screw, Washer Head, 0.1900-32 UNF-3A, 7/16" Long Nut, Self-Locking, ...
... provides the bill of materials in the Bell 206B and Bell 206L Series and reference notations to Figure A-3. REF. GRA 55/5500 Unit and Rack Installation in the Bell 206B, 206L Series Table A-1. ADDED OR EXISTING MOUNTING SHELF ASSEMBLY 0.20 ... 015-2573-01 3 015-2567-00 4 AN525-10R7 5 MS21047-3 6 MS20470AD3-3 Source Garmin Garmin Garmin Best Source Best Source Best Source Description GRA 55 Radar Altimeter Unit GRA 5500 Radar Altimeter Unit Connector Kit, GRA Radar Altimeter Rack, Mounting, GRA Radar Altimeter Screw, Washer Head, 0.1900-32 UNF-3A, 7/16" Long Nut, Self-Locking, ...
Maintenance Manual
Page 43
... DETAIL B CIRCUIT BREAKER LABEL REF. Overhead Circuit Breaker Panel in the Bell 206B, 206L Series. Circuit Breaker Placard LRU GRA Power Input Rotorcraft Power on the Bell 206B and Bell 206L Series overhead circuit breaker console. Equipment circuit breaker placards are ... location in Bell 206B, 206L Series The GRA 55/5500 circuit breaker is located on Connector P55001 Label Rad Alt 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-3 EXISTING ROTORCRAFT CIRCUIT BREAKER PANEL REF. VIEW A OVERHEAD CONSOLE CIRCUIT BREAKER FOR GRA RADAR ALTIMETER B REF.
... DETAIL B CIRCUIT BREAKER LABEL REF. Overhead Circuit Breaker Panel in the Bell 206B, 206L Series. Circuit Breaker Placard LRU GRA Power Input Rotorcraft Power on the Bell 206B and Bell 206L Series overhead circuit breaker console. Equipment circuit breaker placards are ... location in Bell 206B, 206L Series The GRA 55/5500 circuit breaker is located on Connector P55001 Label Rad Alt 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-3 EXISTING ROTORCRAFT CIRCUIT BREAKER PANEL REF. VIEW A OVERHEAD CONSOLE CIRCUIT BREAKER FOR GRA RADAR ALTIMETER B REF.
Maintenance Manual
Page 44
... in the Bell 206B, 206L Series 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-4 Due to aircraft configurations, minor deviations may exist to the GRA 55/5500 installation manual. GRA 55/5500 WIRING HARNESS WL 0.00 REF. COAXIAL CABLE REF. RADAR ALTIMETER ANTENNAS FS 0.00 FS 130.00 FS 142.33 TBS 31.8 TBS 50...
... in the Bell 206B, 206L Series 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-4 Due to aircraft configurations, minor deviations may exist to the GRA 55/5500 installation manual. GRA 55/5500 WIRING HARNESS WL 0.00 REF. COAXIAL CABLE REF. RADAR ALTIMETER ANTENNAS FS 0.00 FS 130.00 FS 142.33 TBS 31.8 TBS 50...
Maintenance Manual
Page 45
... Number Weight Longitudinal (LB) ARM (IN) Moment Lateral ARM (IN) Moment 1 GRA 55 Radar Altimeter (Bell 206B) 011-02537-05 3.5 [1] 136.20 476.70 -6.98 2 GRA 5500 Radar Altimeter (Bell 206B) 011-02537-00 3.5 [1] -24.43 3 GRA 55 Radar Altimeter (Bell 206L Series) 011-02537-05 3.5 [1] 161.20 564.20 -6.98 4 GRA 5500 Radar Altimeter (Bell 206L Series) 011-02537-00 3.5 [1] -24.43 [1] Weight specified includes...
... Number Weight Longitudinal (LB) ARM (IN) Moment Lateral ARM (IN) Moment 1 GRA 55 Radar Altimeter (Bell 206B) 011-02537-05 3.5 [1] 136.20 476.70 -6.98 2 GRA 5500 Radar Altimeter (Bell 206B) 011-02537-00 3.5 [1] -24.43 3 GRA 55 Radar Altimeter (Bell 206L Series) 011-02537-05 3.5 [1] 161.20 564.20 -6.98 4 GRA 5500 Radar Altimeter (Bell 206L Series) 011-02537-00 3.5 [1] -24.43 [1] Weight specified includes...
Maintenance Manual
Page 46
... SHELF GRA RADAR ALTIMETER INSTALLATION FS 0.00 FS 130.00 FS 136.45 FS 142.33 TBS 50.22 TBS 71.44 CIRCUIT BREAKER INSTALLATION WL 51.67 REF. GARMIN GDU 620 DISPLAY REF. Bell 206B LRU and Antenna Locations System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-6 GARMIN GTN ...NAVIGATOR WL 0.00 190-01277-A3 Rev. 1 Figure A-7. EXISTING ANTENNA MOUNTS REF. All harnesses fabricated as part of the LRUs and antennas for the GRA 55/5500 throughout the aircraft structure for the Bell ...
... SHELF GRA RADAR ALTIMETER INSTALLATION FS 0.00 FS 130.00 FS 136.45 FS 142.33 TBS 50.22 TBS 71.44 CIRCUIT BREAKER INSTALLATION WL 51.67 REF. GARMIN GDU 620 DISPLAY REF. Bell 206B LRU and Antenna Locations System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-6 GARMIN GTN ...NAVIGATOR WL 0.00 190-01277-A3 Rev. 1 Figure A-7. EXISTING ANTENNA MOUNTS REF. All harnesses fabricated as part of the LRUs and antennas for the GRA 55/5500 throughout the aircraft structure for the Bell ...
Maintenance Manual
Page 47
EXISTING ANTENNA MOUNTS REF. GRA RADAR ALTIMETER INSTALLATION REF. EXISTING AVIONICS SHELF FS 0.00 FS 155.00 FS 161.45 FS 167.33 TBS 50.22 TBS 71.44 CIRCUIT BREAKER INSTALLATION WL 51.67 WL 0.00 Figure A-8. Bell 206L Series LRU and Antenna Locations 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-7 All harnesses fabricated as part of the LRUs and antennas for the GRA 55/5500 throughout the aircraft structure for the Bell 206L Series rotorcraft. Figure A-8 depicts the location of this STC follow existing wire bundles as depicted in Figure A-5.
EXISTING ANTENNA MOUNTS REF. GRA RADAR ALTIMETER INSTALLATION REF. EXISTING AVIONICS SHELF FS 0.00 FS 155.00 FS 161.45 FS 167.33 TBS 50.22 TBS 71.44 CIRCUIT BREAKER INSTALLATION WL 51.67 WL 0.00 Figure A-8. Bell 206L Series LRU and Antenna Locations 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A-7 All harnesses fabricated as part of the LRUs and antennas for the GRA 55/5500 throughout the aircraft structure for the Bell 206L Series rotorcraft. Figure A-8 depicts the location of this STC follow existing wire bundles as depicted in Figure A-5.