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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:

Irregular Pressurization

Identifier: 213OBS001
Effectivity: All
System: Air Conditioning
Associated CAS: None
System Description: 21-31-00
Schematic Diagram: 21-31-00 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wiring Diagram: None

Message Description:

The cabin-pressure control system does not operate correctly.

Possible Causes:

  • Interface wiring (related to the disable command DSBL CMD) between CPC 1/CPC 2 And Outflow Valve 1/ Outflow Valve 2

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

Troubleshooting Recommendations:

  1. Perform the following CAIMS troubleshooting:

    • [CPC1] OUTFLOW VLV #1 DSBL CMD /WRG (2137323ABG)
    • [CPC1] OUTFLOW VLV #2 DSBL CMD /WRG (2137322ABG)
    • [CPC2] OUTFLOW VLV #1 DSBL CMD /WRG (2138323ABG)
    • [CPC2] OUTFLOW VLV #2 DSBL CMD /WRG (2138322ABG)

  2. Do close out.

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