Garmin G1000 NXi King Air C90 Series System Maintenance Manual 190-00682-N1

Description

Garmin G1000 NXi King Air C90 Series System Maintenance Manual

This Garmin G1000 NXi King Air C90 Series System Maintenance Manual is the comprehensive maintenance and continued airworthiness guide for the G1000 NXi Integrated Flight Deck and GFC 700 Automatic Flight Control System as installed in Textron Aviation (Beechcraft) King Air C90 Series aircraft under STC SA01456WI-D. With 343 pages of detailed procedures, system descriptions, troubleshooting guidance, and return-to-service tests, this manual is an essential resource for any technician, avionics shop, or owner-operator maintaining a G1000 NXi-equipped King Air C90.

File Details

• Manual Type: System Maintenance Manual (including Instructions for Continued Airworthiness)
• Brand: Garmin
• Model: G1000 NXi King Air C90 Series
• Document Number: 190-00682-N1
• Revision: Revision 1
• Revision Date: October 17, 2019
• Language: English
• Page Count: 343
• File Format: PDF
• STC: SA01456WI-D

Chapters Covered

• Section 1: Introduction — Content, Scope, Purpose; Applicability; Identifying an STC Configuration; Definitions and Abbreviations; Units of Measure; Publications; Revision and Distribution
• Section 2: System Description — Equipment Descriptions (GFC 700, GDU 1050A/1550, Flight Stream 510, GMA 1347D/1360D, GMC 710, GCU 475, GTX Transponders, GIA 63W/64E, GEA 71/71B, GSU 75B ADAHRS, GDC 74B, OAT Probe, GRS 77/7800 AHRS, GMU 44, GDL 69A/69A SXM, GWX 68/70/75, GSA 80/81 Servos, GSM 85A/86 Gearboxes, GPS/WAAS Antennas, Standby Instruments, MD 302, PS-835 Emergency Battery); Electrical Power Distribution; Shield Block Grounds; Block Diagrams; Display Controls; Softkeys; FMS Knob; Normal Mode; Reversionary Mode
• Section 3: Software and Configuration — Configuration Mode Overview; G1000 System Software Information; Loader Card Creation; Configuration File Descriptions and Storage; G1000 Hardware/Software Compatibility Check; Equipment Verification; Configuration Checklist; G1000 Software/Configuration Procedure; System Software and Configuration Load; Feature Enablement (ChartView, Dual Charts, SurfaceWatch, GWX 75 Turbulence Detection, TAWS-B, SVS, Enhanced AFCS, Search and Rescue, FliteCharts); Aircraft Registration Number Entry; Configuration Manager; Splash Screen Loading; Clearing Default User Settings; Database Loading; Navigation Map Configuration for Non-Garmin Traffic; Interface Confirmation; MD 302 Standby Instrument Configuration; Flight Stream 510 Firmware Update
• Section 4: Instructions for Continued Airworthiness — Airworthiness Limitations; Servicing Information; Required Tools and Special Tools; Maintenance Intervals; Visual Inspection Procedures (Nose, Nose Avionics Compartment, Pilot’s Compartment, Instrument Panel, Cabin, Rear Fuselage and Empennage, Lightning Strike); Electrical Bonding Test (Phase 3 and Phase 4); GSU 75B/GRS 77/GRS 7800 Earth Magnetic Field Updates; GSA 8X Greasing Procedure; Flaps-in-Motion Discrete Input Check; Slip Clutch Torque and Servo Current Display Check; G1000 Redundant Connection Check; Engine Data Check; Trim Annunciator Check; G1000 Miscompare Checks; Nose Avionics Compartment Fans Operational Check; Instrument Panel Fans Operational Check; Standby Battery Periodic Checks (Charge, Capacity, Cell Isolation, Charging)
• Section 5: Troubleshooting — System Annunciations; Failed Path Messages (GDU RS-232/ARINC 429, GIA RS-232/ARINC 429, GIA CAN/RS-485); System Failure Troubleshooting; Engine/Airframe Instrument Failures; ADF/DME Failure; G1000 Alerting System; Aural Alerts; King Air C90 Series Specific Alerts; TAWS Troubleshooting; SVS and Pathways Troubleshooting; GFC 700 AFCS Troubleshooting; General Troubleshooting; GFC Status Page; GIA Fault Log Descriptions; GIA Pre-Flight Test Steps; Servo Faults and Troubleshooting; Downloading GIA and GSA Maintenance Logs; Backup Communications Path Checks; GDU 105X Troubleshooting and Alerts; GIA Troubleshooting and Alert Messages; GEA Troubleshooting and Alerts; GTX Troubleshooting and Alerts; GDL 69A/69A SXM Troubleshooting and Alerts; GSU 75B/GRS 77/GRS 7800 and GMU 44 Troubleshooting and Alerts; GSU 75B/GDC 74B Troubleshooting; GWX 68/70/75 Troubleshooting; GMC 710 Troubleshooting; GCU 475 Troubleshooting; Software/Configuration Troubleshooting; Backshell/Backplate Connectors; Mechanical Standby Instrument Troubleshooting; MD 302 Standby Indicator Troubleshooting
• Section 6: Equipment Removal and Replacement — GDU 1050A/1550; GMA 1347D/1360D; GIA 63W/64E; GEA 71/71B; GTX 33(); GTX 335R/345R; GDC 74B; GTP 59 OAT Probe; GRS 77/GRS 7800/GSU 75B; GMU 44; GDL 69A/69A SXM; GSA 80/GSA 81 Servos; GSM 85A/86 Servo Gearbox; GCU 475; GMC 710; GWX 68/70/75; Configuration Modules; GEA 71/71B Backshell Thermocouple; GPS/WAAS Antennas; Diversity Transponder Antenna; Signal Conditioners; Senior Aerospace PC920; Instrument Panel Annunciators; L-3 PS-835 Emergency Battery; MD 302 SAM; Mechanical Standby Indicators; Avionics Cooling Fans; GDU Cooling Fans
• Section 7: Garmin G1000 LRU Replacement/Configuration & Testing — GDU 1050A/1550 PFD & MFD; GMA 1347D/1360D; GIA 63W/64E; GEA 71/71B; GTX 335R/345R/GTX 33(); GSU 75B; GDC 74B; GRS 77/7800 and GMU 44; GMU 44; GSU/GRS/GMU Calibration Procedures (Pitch/Roll Offset, Compass Rose Evaluation, Magnetic Calibration, Engine Run-Up Vibration, GSU/GRS/GMU Test); GDL 69A/69A SXM; GSA 80/81 Servos; GCU 475; GMC 710; GWX 68/70/75
• Section 8: Subsystem Functional Checks — Stormscope; TAWS; ChartView; SafeTaxi; Synthetic Vision (SVS); DME; ADF; Non-Garmin Radar Altimeter; Weight on Wheels and Low Speed Awareness Band; ESP; Search and Rescue
• Section 9: G1000 System Return to Service Procedure — Display Test; Display Failure Test; Reversion Mode Check; Cooling Fan Fail Annunciation Check; GPS Signal Acquisition; GPS Failure Test; GIA Failure Test; GEA Functional Check; Standby Instrument Electrical Power Checks; G1000 Backup Path Test; GFC 700 Ground Checkout (Pre-Flight Test, AFCS Switch Checks, Autopilot Clutch Overpower Check, Manual Electric Pitch Trim Speed Check, Autopilot Operation Checks, VOR/LOC/GS Test); Maintenance Records
• Appendix A: Garmin Unit Part and Serial Number Cross Reference

This Garmin G1000 NXi King Air C90 Series System Maintenance Manual goes far beyond a basic overview. It provides the complete Instructions for Continued Airworthiness required by 14 CFR Part 23.1529 and Appendix G for the G1000 NXi and GFC 700 installation. Technicians will find detailed removal and replacement procedures for every major LRU, step-by-step software and configuration loading instructions using the Garmin software loader card, comprehensive troubleshooting tables with probable causes and corrective actions, and full return-to-service test procedures to verify system integrity after any maintenance event.

Systems and Equipment Covered

The manual covers the entire G1000 NXi architecture as installed in the King Air C90 Series, including the GDU 1050A Primary Flight Displays, GDU 1550 Multi-Function Display, GMA 1347D and GMA 1360D Audio Panels, GMC 710 AFCS Controller, GCU 475 FMS Controller, GIA 63W and GIA 64E Integrated Avionics Units, GEA 71 and GEA 71B Engine/Airframe Units, GTX 33/335R/345R Transponders, GSU 75B ADAHRS, GDC 74B Air Data Computer, GRS 77 and GRS 7800 AHRS, GMU 44 Magnetometer, GDL 69A and GDL 69A SXM Datalink, GWX 68/70/75 Weather Radar, GSA 80 and GSA 81 Servos, GSM 85A and GSM 86 Servo Gearboxes, Flight Stream 510, and the MD 302 Standby Attitude Module. Electrical power distribution, shield block grounding, and HSDB Ethernet data paths are also detailed.

Why This Manual Matters

Maintaining a G1000 NXi-equipped King Air C90 without the correct procedures and specifications risks improper configuration, failed software loads, undetected system faults, and compromised airworthiness. This manual provides the exact torque values, calibration procedures, wire routing guidance, configuration file selection logic, and troubleshooting decision trees that Garmin and the STC require. Whether you are replacing a display, loading a new software image, troubleshooting a failed data path, performing a magnetometer interference test, or conducting a return-to-service check, the Garmin G1000 NXi King Air C90 Series System Maintenance Manual is the definitive reference.

Coverage for Multiple King Air C90 Variants

The manual applies to King Air C90A, C90GT, and C90GTi models equipped with the G1000 NXi system per STC SA01456WI-D. Aircraft modified by Blackhawk, Silverhawk, or Raisbeck STCs are also addressed, with specific configuration file selection guidance provided in Section 3. The document includes serial number ranges for LJ-1063 through LJ-1137 and LJ-1146, plus the broader King Air C90 serial number listing used for airframe configuration determination.

IMAGES PREVIEW

Instant PDF Delivery

This Garmin G1000 NXi King Air C90 Series System Maintenance Manual is delivered as an instant PDF download. No shipping, no waiting. Access the full 343-page document on any device — laptop, tablet, or smartphone — and print individual pages or sections as needed for hangar use. The PDF format allows you to search, zoom, and navigate the document efficiently, making it a practical tool for both scheduled maintenance and troubleshooting in the field.