Maintenance Manual
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System Maintenance Manual GRA 55/5500 Bell 206 STC Contains Instructions for Continued Airworthiness for Bell 206 STC 190-01277-A3 July 2014 Revision 1
System Maintenance Manual GRA 55/5500 Bell 206 STC Contains Instructions for Continued Airworthiness for Bell 206 STC 190-01277-A3 July 2014 Revision 1
Maintenance Manual
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S/N Contains Instructions for Continued Airworthiness for Bell 206 STC Dwg. System Maintenance Manual GRA 55/5500 Bell 206 STC as installed in Bell 206B, 206L Series Reg. No. Number: 190-01277-A3 Rev. 1 Garmin International, Inc. 1200 E. 151st Street Olathe, Kansas 66062 USA 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A
S/N Contains Instructions for Continued Airworthiness for Bell 206 STC Dwg. System Maintenance Manual GRA 55/5500 Bell 206 STC as installed in Bell 206B, 206L Series Reg. No. Number: 190-01277-A3 Rev. 1 Garmin International, Inc. 1200 E. 151st Street Olathe, Kansas 66062 USA 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page A
Maintenance Manual
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... reproduced, copied, transmitted, disseminated, downloaded or stored in any storage medium, for any revision hereto is strictly prohibited. At Garmin, we value your opinion. Phone: +44 (0) 23 8052 4000 Fax: +44 (0) 23 8052 4004 Aviation Support +44 (0) 87 0850 1243 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page B
... reproduced, copied, transmitted, disseminated, downloaded or stored in any storage medium, for any revision hereto is strictly prohibited. At Garmin, we value your opinion. Phone: +44 (0) 23 8052 4000 Fax: +44 (0) 23 8052 4004 Aviation Support +44 (0) 87 0850 1243 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page B
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... 4 Section 5 Section 6 Section 7 Section 8 Section 9 Appendix A Pagination ii through v 1-1 through 1-2 2-1 through 2-1 3-1 through 3-8 4-1 through 4-6 5-1 through 5-7 6-1 through 6-3 7-1 through 7-1 8-1 through 8-2 9-1 through 9-1 A-1 through A-7 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page C
... 4 Section 5 Section 6 Section 7 Section 8 Section 9 Appendix A Pagination ii through v 1-1 through 1-2 2-1 through 2-1 3-1 through 3-8 4-1 through 4-6 5-1 through 5-7 6-1 through 6-3 7-1 through 7-1 8-1 through 8-2 9-1 through 9-1 A-1 through A-7 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page C
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...but personal injury may occur if the instruction is not followed to the letter. Visit the Garmin web site (www.garmin.com) for the particular operation. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page i CAUTION Cautions are used to expand and explain the preceding ...the United States without notice. A violation of the EAR may be exported, released, or disclosed to foreign nationals inside or outside of Garmin products. NOTE Notes are used to bring to the installer's immediate attention that damage to equipment may result if the procedural step is ...
...but personal injury may occur if the instruction is not followed to the letter. Visit the Garmin web site (www.garmin.com) for the particular operation. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page i CAUTION Cautions are used to expand and explain the preceding ...the United States without notice. A violation of the EAR may be exported, released, or disclosed to foreign nationals inside or outside of Garmin products. NOTE Notes are used to bring to the installer's immediate attention that damage to equipment may result if the procedural step is ...
Maintenance Manual
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... 3-8 4 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS 4-1 4.1 Servicing Information ...4-1 4.2 Periodic Maintenance ...4-1 4.3 Special Tools ...4-1 4.4 Maintenance Intervals ...4-2 5 TROUBLESHOOTING INFORMATION 5-1 5.1 GRA 55/5500 General Troubleshooting 5-1 6 REMOVAL AND REPLACEMENT INFORMATION 6-1 6.1 Unit Installation ...6-1 6.1.1 Installation Procedure 6-1 6.1.2 Removal Procedure 6-1 6.2 Rack Installation ...6-1 6.2.1 Installation Procedure 6-1 6.2.2 Removal Procedure 6-1 6.3 Antenna Installation ...6-1 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page ii
... 3-8 4 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS 4-1 4.1 Servicing Information ...4-1 4.2 Periodic Maintenance ...4-1 4.3 Special Tools ...4-1 4.4 Maintenance Intervals ...4-2 5 TROUBLESHOOTING INFORMATION 5-1 5.1 GRA 55/5500 General Troubleshooting 5-1 6 REMOVAL AND REPLACEMENT INFORMATION 6-1 6.1 Unit Installation ...6-1 6.1.1 Installation Procedure 6-1 6.1.2 Removal Procedure 6-1 6.2 Rack Installation ...6-1 6.2.1 Installation Procedure 6-1 6.2.2 Removal Procedure 6-1 6.3 Antenna Installation ...6-1 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page ii
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... ...8-1 8.7 ICA Revision and Distribution 8-1 8.8 Assistance ...8-1 8.9 Implementation and Record Keeping 8-2 9 AIRWORTHINESS LIMITATIONS SECTION 9-1 APPENDIX A AIRCRAFT SPECIFIC INFORMATION A-1 A.1 Weight and Balance ...A-5 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page iii
... ...8-1 8.7 ICA Revision and Distribution 8-1 8.8 Assistance ...8-1 8.9 Implementation and Record Keeping 8-2 9 AIRWORTHINESS LIMITATIONS SECTION 9-1 APPENDIX A AIRCRAFT SPECIFIC INFORMATION A-1 A.1 Weight and Balance ...A-5 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page iii
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...-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page iv Figure 3-6. A-2 Overhead Circuit Breaker Panel in Bell 206B, 206L Series A-3 GRA 55/5500 Wire Routing in the Bell 206B, 206L Series A-4 GRA 55/5500 Unit Location and Moment Arm...Software Page ...3-5 Diagnostics Page 3-6 Utilities Page ...3-7 GRA 55/5500 Installation 6-2 Rack Installation 6-3 GRA 55/5500 Antenna Installation 6-3 GRA STC Equipment Fuselage Station Location for Bell 206 A-1 GRA STC Equipment Fuselage Station Location for Bell 206L Series A-1 GRA 55/5500 Unit and Rack Installation in Bell 206B, ...
...-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page iv Figure 3-6. A-2 Overhead Circuit Breaker Panel in Bell 206B, 206L Series A-3 GRA 55/5500 Wire Routing in the Bell 206B, 206L Series A-4 GRA 55/5500 Unit Location and Moment Arm...Software Page ...3-5 Diagnostics Page 3-6 Utilities Page ...3-7 GRA 55/5500 Installation 6-2 Rack Installation 6-3 GRA 55/5500 Antenna Installation 6-3 GRA STC Equipment Fuselage Station Location for Bell 206 A-1 GRA STC Equipment Fuselage Station Location for Bell 206L Series A-1 GRA 55/5500 Unit and Rack Installation in Bell 206B, ...
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LIST OF TABLES Maintenance Intervals for GRA 55/5500 4-2 Maintenance Intervals for Antennas Replaced Under this STC 4-4 GRA 5500 Fault Descriptions 5-1 Bill of Materials A-2 Circuit Breaker Placard A-3 Weight and Balance Details A-5 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page v Table A-2. Table A-1. Table A-3. Table 4-2. Table 5-1. Table 4-1.
LIST OF TABLES Maintenance Intervals for GRA 55/5500 4-2 Maintenance Intervals for Antennas Replaced Under this STC 4-4 GRA 5500 Fault Descriptions 5-1 Bill of Materials A-2 Circuit Breaker Placard A-3 Weight and Balance Details A-5 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page v Table A-2. Table A-1. Table A-3. Table 4-2. Table 5-1. Table 4-1.
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... 8. TX:Transmit 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 1-1 CFR:Code of the documents. NAV:Navigation 12. RX:Receive 16. ODA:Organization Designation Authorization 13. This document includes information required by the operator to adequately maintain the Garmin GRA55/5500 system as installed by this document: 1. AEG...
... 8. TX:Transmit 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 1-1 CFR:Code of the documents. NAV:Navigation 12. RX:Receive 16. ODA:Organization Designation Authorization 13. This document includes information required by the operator to adequately maintain the Garmin GRA55/5500 system as installed by this document: 1. AEG...
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...Instructions 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. ... Also, except where specifically noted, references made to the GRA 55 and GRA 5500 radar altimeters. Bell Model 206B Maintenance Manual, Bell Document BHT-206B-MM, Revision 12, 1 June 2012 2. Electrical Standard Practices Manual for Bell Model 206 Series Helicopters, BHT-206-SRM-1, ...
...Instructions 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. ... Also, except where specifically noted, references made to the GRA 55 and GRA 5500 radar altimeters. Bell Model 206B Maintenance Manual, Bell Document BHT-206B-MM, Revision 12, 1 June 2012 2. Electrical Standard Practices Manual for Bell Model 206 Series Helicopters, BHT-206-SRM-1, ...
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...GRA 55/5500 Block Diagram System Maintenance Manual GRA 55/5500 Bell 206 STC Page 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 (AGL) altitude information, and interface capabilities to the avionics shelf. The GRA 55...circuit breaker installed on the supplied mounting rack that are compatible with an installed Garmin GTN 6XX/7XX for pilot display of the Bell 206B, 206L series aircraft avionics system as part of optional HTAWS...
...GRA 55/5500 Block Diagram System Maintenance Manual GRA 55/5500 Bell 206 STC Page 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 (AGL) altitude information, and interface capabilities to the avionics shelf. The GRA 55...circuit breaker installed on the supplied mounting rack that are compatible with an installed Garmin GTN 6XX/7XX for pilot display of the Bell 206B, 206L series aircraft avionics system as part of optional HTAWS...
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... Pack 3 or later) and the GRA 55/5500 Retrofit Installation Tool, Garmin part number 006-A0451-00. Installation 1. Click "Next" as needed. 4. The GRA 55/5500 Retrofit Installation Tool Setup Wizard will show "Installation Complete." The GRA 55/5500 will be displayed ranging from the...required to close the setup wizard. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-1 3 GRA 55/5500 CONTROL AND OPERATION 3.1 Control, Operating, and Testing Information The GRA 55/5500 is a fully automated, remote-mounted LRU which includes automated self-test ...
... Pack 3 or later) and the GRA 55/5500 Retrofit Installation Tool, Garmin part number 006-A0451-00. Installation 1. Click "Next" as needed. 4. The GRA 55/5500 Retrofit Installation Tool Setup Wizard will show "Installation Complete." The GRA 55/5500 will be displayed ranging from the...required to close the setup wizard. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-1 3 GRA 55/5500 CONTROL AND OPERATION 3.1 Control, Operating, and Testing Information The GRA 55/5500 is a fully automated, remote-mounted LRU which includes automated self-test ...
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...See Figure 3-1). If the PC displays a "Found New Hardware" wizard, the GRA 55/5500 Retrofit Installation Tool was not able to the GRA 55/5500 2. Installation Tool Page Tabs 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-2 Power-up and that the USB cable is ...properly connected to "Connected." 5. Copies of the GRA 55/5500 Retrofit Installation Tool will transition from its program folder 3. Start the GRA 55/5500 Retrofit Installation Tool from the...
...See Figure 3-1). If the PC displays a "Found New Hardware" wizard, the GRA 55/5500 Retrofit Installation Tool was not able to the GRA 55/5500 2. Installation Tool Page Tabs 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-2 Power-up and that the USB cable is ...properly connected to "Connected." 5. Copies of the GRA 55/5500 Retrofit Installation Tool will transition from its program folder 3. Start the GRA 55/5500 Retrofit Installation Tool from the...
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...This page provides the basic fault status of each fault should indicate "normal." Figure 3-2. Status Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-3 Use Table 5-1 as a reference to determine the proper actions to show the specific failure under that can... be encountered during normal operation of the GRA 55/5500. During normal operation, the status of the unit. The status also updates to take after a fault has been identified. 3.4.1 Status...
...This page provides the basic fault status of each fault should indicate "normal." Figure 3-2. Status Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-3 Use Table 5-1 as a reference to determine the proper actions to show the specific failure under that can... be encountered during normal operation of the GRA 55/5500. During normal operation, the status of the unit. The status also updates to take after a fault has been identified. 3.4.1 Status...
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After adjusting any settings, the "Save Configuration to the GRA 55/5500. Configuration Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-4 The configuration tab displays the unit's current settings. The GRA 55 does not utilize ARINC 429 Channel 2 and that section will not be clicked to send the configuration values to...
After adjusting any settings, the "Save Configuration to the GRA 55/5500. Configuration Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-4 The configuration tab displays the unit's current settings. The GRA 55 does not utilize ARINC 429 Channel 2 and that section will not be clicked to send the configuration values to...
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Software Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-5 3.4.3 Software Page The software page (Figure 3-4) provides a list of currently installed software regions on the GRA 55/5500 as well as an interface to load new software regions to the unit. Figure 3-4.
Software Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-5 3.4.3 Software Page The software page (Figure 3-4) provides a list of currently installed software regions on the GRA 55/5500 as well as an interface to load new software regions to the unit. Figure 3-4.
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... download the unit's assert log. The raw log option will be most helpful for further diagnostic evaluation). Diagnostics Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-6 button may be disabled. Figure 3-5. Basic information about each assert (the power-on cycle, the total power-on the Assert... and display them on time, the type of fault or assert, and the status message accompanying the assert) is displayed. The "Capture Raw Log to Garmin Engineering.
... download the unit's assert log. The raw log option will be most helpful for further diagnostic evaluation). Diagnostics Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-6 button may be disabled. Figure 3-5. Basic information about each assert (the power-on cycle, the total power-on the Assert... and display them on time, the type of fault or assert, and the status message accompanying the assert) is displayed. The "Capture Raw Log to Garmin Engineering.
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All values are also displayed. Utilities Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-7 Figure 3-6. Minimum and Maximum internal temperatures experienced by the unit during operation are labeled, and include units (where necessary). These values are updated every two seconds. 3.4.5 Utilities Page The Utilities Page (see Figure 3-6) displays statistics and information about the current state of the unit.
All values are also displayed. Utilities Page 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-7 Figure 3-6. Minimum and Maximum internal temperatures experienced by the unit during operation are labeled, and include units (where necessary). These values are updated every two seconds. 3.4.5 Utilities Page The Utilities Page (see Figure 3-6) displays statistics and information about the current state of the unit.
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...The zero-foot calibration procedure must be met before the zero-foot calibration procedure should be attempted: 1. During the calibration procedure, the GRA 55/5500 Retrofit Installation Tool will report progress updates next to "zero" the altitude outputs from hangars, buildings, or other metal structures that...the status bar area indicates "0 ft" and "Normal," the unit has been successfully calibrated. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-8 If the fault list does not annunciate any faults and the information displayed in the final configuration as...
...The zero-foot calibration procedure must be met before the zero-foot calibration procedure should be attempted: 1. During the calibration procedure, the GRA 55/5500 Retrofit Installation Tool will report progress updates next to "zero" the altitude outputs from hangars, buildings, or other metal structures that...the status bar area indicates "0 ft" and "Normal," the unit has been successfully calibrated. 190-01277-A3 Rev. 1 System Maintenance Manual GRA 55/5500 Bell 206 STC Page 3-8 If the fault list does not annunciate any faults and the information displayed in the final configuration as...