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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

06/06/19

Message Overview:

Fault Message:

AIR CONDITIONNING SYS CONT #1 CH A

Fault Code:

2161329ECS

Associated CAS:

L PACK AUTO FAIL
(Caution)

L PACK FAULT
(Advisory)

Reporting LRU: Air Conditioning System Controller (ACSC) 1
System Description: 21-60-00
Schematic Diagram: None
Wiring Diagram: None

Fault Description:

Air Conditioning System Controller (ACSC) 1 internal failure.

Possible Causes:

  • Air-Conditioning System Controller (ACSC) 1 (A87)

Troubleshooting Tips:

Advisory Wire/Service Bulletin:

  • AW700-21-0160 - "PACK FAULT" CAS message while CAIMS / OMS is active (Global Express / XRS - 9002 to 9312, 9314 to 9380, 9384 to 9429 and Global 5000 - 9127 to 9383, 9389 to 9400, 9404 to 9431 and 9998)

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Removal of the Air-Conditioning System Controllers AMM 21-60-21-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of the Air-Conditioning System Controllers AMM 21-60-21-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Troubleshooting Recommendations:

  1. Turn CAIMS ACTIVE off (no Black Dot) in View/Environment menu, Red screen in cockpit should extinguish.
  2. Wait a few minutes for systems to stabilize.
  3. Refresh CAIMS Active Faults Screen. Is message clear?

    1. If YES, continue with the next step.
    2. If NO, go to step 5.

  4. Perform advisory wire (AW700-21-0160) "PACK FAULT" CAS Message While CAIMS is Active. Is fault message clear?

    1. If YES, do close out.
    2. If NO, continue with the next step.

  5. Replace ACSC 1.
  6. Do close out.

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