06/02/25
Message Overview:
| DDG Reference: | 73-21-01 |
| Pilot Action (QRH): | ABNORM 1-11 |
| System Description: | 73-20-00 - Controlling |
| Schematic Diagram: | [ Global Express ] [ G5000 ] [ Global XRS ] - 76-10-00 - Engine Power Control System |
| Wiring Diagram: | [ Global Express ] [ G5000 ] [ Global XRS ] - 71-50-00 - Engine Electrical Harness |
Message Description:
Secondary FADEC fault was detected.
Short Term Dispatch (STD): This dispatch level results from a sensitive Full-Authority Digital Engine-Controller (FADEC) system fault or fault combinations that may have potential operational consequences. For such fault(s) it is necessary to carry out remedial maintenance within a period of time as specified by the Time Limits Manual (TLM).
Possible Causes:
- Engine Electronic Controller (EEC)
- Turbine Overheat Detection Thermocouple
- Ignition Unit
- Dedicated Generator 3-Phase Supply
- ARINC Interface (ADC, IAC and EEC)
- Associated Wiring
Troubleshooting Tips:
Advisory Wire/Service Bulletin:
- AW700-72-0722 - Un-commanded Engine Shutdown
Full Throttle Blog/Forum Articles/Infoservice/Newsletter: None
Notice To Operators (NTO):
- 175 - Nuisance Cockpit Effects and Fault Messages
Flight Operation Notifications Manual (FONM):
- [ Global Express ] [ G5000 ] [ Global XRS ] - ENG-004, L(R) FADEC FAULT posted on the ground prior to taxi
Quick Links:
| Removal of the Micro Air Data Computers | AMM 34-11-09-000-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Installation of the Micro Air Data Computers | AMM 34-11-09-400-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Removal of the Integrated Avionics Computers | AMM 31-41-01-000-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Installation of the Integrated Avionics Computers | AMM 31-41-01-400-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Deactivation of the Thrust Reverser (for Maintenance) | AMM 78-30-00-040-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Activation of the Thrust Reverser (for Maintenance) | AMM 78-30-00-440-801 [ Global Express ] [ G5000 ] [ Global XRS ] |
| Removal of the Engine Electronic Controller (EEC) | EMM 73-21-01-000-801 |
| Installation of the Engine Electronic Controller (EEC) | EMM 73-21-01-400-801 |
| Removal of the Dedicated Generator | EMM 73-21-04-000-801 |
| Installation of the Dedicated Generator | EMM 73-21-04-000-801 |
| Removal of the Ignition Units | EMM 74-10-01-000-801 |
| Installation of the Ignition Units | EMM 74-10-01-400-801 |
| Removal of the Turbine Overheat Detection Thermocouple | EMM 77-23-01-000-801 |
| Installation of the Turbine Overheat Detection Thermocouple | EMM 77-23-01-400-801 |
| Wire Repair | SPM 20-12-10 [ Global Express ] [ G5000 ] [ Global XRS ] |
Troubleshooting Recommendations:
- Using the CAIMS PMAT, access the Active Faults/Stored Faults as per AMM Tasks.
- Select related CAIMS message below: