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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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06/22/21

Message Overview:

Message Name:

Pack Discharge Overheat

Identifier: 216OBS004
Effectivity: All
System: Air Conditioning
System Description: 21-60-00
Schematic Diagram: 21-60-00 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wiring Diagram: None

Message Description:

An overheat condition is detected at the outlet of the compressor stage of the LH/RH air cycle machine.

Possible Causes:

  • Temperature Control Valve
  • Pack Discharge Temperature Sensor
  • Pack Temperature Sensor
  • Mix Manifold Temperature Sensor
  • Pack Inlet Temperature Sensor
  • Pack Inlet Pressure Sensor
  • Pack Inlet Flow Sensor
  • Pack Anti-Icing Pressure Sensor
  • Air Cycle Machine or Degraded Pack Performance

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Notice To Operators (NTO): None

Flight Operation Notifications Manual (FONM): None

Quick Links:

None

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