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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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08/19/19

Message Overview:

L ENGINE OVHT
(Caution)

DDG Reference: None
Pilot Action (QRH): ABNORM 1-9
System Description: 77-20-00
Schematic Diagram: 77-20-00 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wiring Diagram: 71-50-00 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Fault Description:

The EEC senses a turbine overheat or oil fire condition.

Possible Causes:

  • An overheat condition of the Internal Cooling Air of the Turbine

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Engine Safety Precautions AMM 71-00-00-910-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
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 Bypass Duct Access Panels AMM 72-71-01-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of the Bypass Duct Access Panels AMM 72-71-01-400-801 [ 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 Combustion Section Fairings EMM 73-03-02-000-801
Installation of the Combustion Section Fairings EMM 73-03-02-400-801
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 Oil Fire Detection Thermocouple EMM 77-22-01-000-801
Installation of the Oil Fire Detection Thermocouple EMM 77-22-01-400-801
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

Troubleshooting Recommendations:

  1. Select related CAIMS message below:

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