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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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Quick Links

06/24/19

Message Overview:

Fault Message:

APU DISCH CARTRIDGE 1 /WRG[OPEN]

Fault Code:

2613334WK

Associated CAS:

APU SQUIB 1 FAIL
(Advisory)

Reporting LRU: Fire Detection and Extinguishing Control Unit (FIDEEX CU)
System Description: 26-21-00
Schematic Diagram: 26-21-01 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wiring Diagram: 26-21-01 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Fault Description:

This message shows when Fire Bottle 1 is not available to Auxiliary Power Unit (APU), indicating a possible open wiring of the Discharge Cartridge Bridgewire.

Possible Causes:

  • Fire Detection and Extinguishing Control Unit (FIDEEX CU) (A106)
  • Discharge Cartridges
  • Fire-Detection-and-Extinguishing (FIREX) Bottle 1 (A111)
  • Associated Wiring

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

WARNING: BEFORE YOU REMOVE/CONNECT ELECTRICAL CONNECTORS FROM/TO THE FIDEEX SYSTEM, MAKE SURE THAT YOU REMOVE ALL ELECTRICAL POWER FROM THE FIDEEX SYSTEM. KEEP THE ELECTRICAL POWER OFF UNTIL ALL CONNECTORS ARE SAFELY ATTACHED AND NO PERSONS ARE IN THE AFT EQUIPMENT COMPARTMENT. YOU DO THIS TO MAKE SURE THAT THE DISCHARGE CARTRIDGES DO NOT FIRE ACCIDENTALLY.
THE DISCHARGE CARTRIDGES ARE ELECTRICALLY-FIRED EXPLOSIVE DEVICES WHICH CAN ACCIDENTALLY ENERGIZE. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO THE EQUIPMENT.

Quick Links:

Removal of the Fire-Detection-and-Extinguishing
(FIDEEX) Control-Unit		 AMM 26-10-01-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of the Fire-Detection-and-Extinguishing
(FIDEEX) Control-Unit		 AMM 26-10-01-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Removal of the Discharge Cartridges AMM 26-21-05-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of the Discharge Cartridges AMM 26-21-05-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wire Repair - Maintenance Practices - ALL SPM 20-12-10-02 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Troubleshooting Recommendations:

WARNING: INSTALL A CARTRIDGE SHIELD ON THE RECEPTACLE OF THE DISCHARGE CARTRIDGE IMMEDIATELY AFTER YOU DISCONNECT THE ELECTRICAL CONNECTOR. THE DISCHARGE CARTRIDGE IS AN ELECTRICALLY-FIRED EXPLOSIVE DEVICE WHICH CAN ACCIDENTALLY ENERGIZE. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.

  1. Perform wiring checks between FIREX Bottle 1 (A111P3) and FIDEEX CU (A106P1).

    1. If wiring checks are not good, repair defective wiring as required and do close out.
    2. If wiring checks are good, continue with next step.

  2. Replace the Discharge Cartridges on FIREX Bottle 1 (APU Discharge).

    1. If system checks are good, do close out.
    2. If fault remains, continue with next step.

  3. Replace FIDEEX CU.
  4. Do close out.

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