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(WARNING)
RED MESSAGE (CAUTION)
AMBER MESSAGE (ADVISORY)
CYAN MESSAGE (STATUS)
WHITE MESSAGE Require immediate crew attention. These messages are accompanied by flashing master warning, triple chime attenson with or without voice message or dedicated tone. Require immediate crew awareness and future crew action may be required in the form of alternate system selection or performance limitation. These message are accompanied by flashing master caution and a single chime. Indicate safe or normal system operation which require crew awareness, over and above the dark cockpit philosophy. Indicate minor failures or reduction in systems capability, which require no crew action.

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For AOG assistance contact:

CRC Montreal (YUL)
Quick Links

09/26/19

Message Overview:

Fault Message:

L FMU [FMV TM] TRACK FAULT

Fault Code:

7326321LBR

Associated CAS:

L FADEC FAIL
(Caution)

Reporting LRU: Fuel Metering Unit (FMU)
System Description: 73-20-00
Schematic Diagram: None
Wiring Diagram: 71-50-01 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Fault Description:

The Fuel Metering Valve in the Fuel Metering Unit (FMU) cannot be put into the necessary position. The FMU circuits are continuously monitored by the Full-Authority Digital Engine-Controller (FADEC).

Possible Causes:

  • Fuel Metering Unit (FMU)

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

NOTE: This message can occur with flight crew reports of unwanted changes to engine power or other such problems with engine operation.
NOTE: If this message occurs with the fault message L (R) VSV SYSTEM TRACK FAULT, it is an indication of unsatisfactory or no fuel flow. This could be caused by a defective HP fuel pump, a fuel system blockage or a large fuel leakage (Refer to BRR).

Quick Links:

Opening of the Cowls AMM 71-10-00-010-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Closing of the Cowls AMM 71-10-00-410-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Removal of the Fuel Metering Unit (FMU) EMM 73-21-03-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of the Fuel Metering Unit (FMU) EMM 73-21-03-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Troubleshooting Recommendations:

  1. Replace FMU.
  2. Do close out.

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