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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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For AOG assistance contact:

CRC Montreal (YUL)
Quick Links

03/26/21

Message Overview:

Message Name:

INTERNAL FAULT

Message Code:

B3-008033

Associated CAS:

None

Reporting LRU: TAT PROBE
System Description: 34-13-00
Schematic Diagram: 34-13-00
Wiring Diagram: 34-13-01
34-13-05
34-13-09

Message Description:

TAT Probe has failed.

Possible Causes:

  • Total Air Temperature (TAT) Probe (RH) (A16)
  • Associated Wiring

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Fault Confirmation Procedure:

  1. Message# = 1
  2. Comp Id = A016
  3. {Term Definitions}

    1. ADC1-3 1X 350 01 OR'D XXXX-XXXX XXXX-XXXX XXXT-XXXX 350: 13;TEMP PROBE I/O
    2. ADC2-3 2X 350 10 EXCT XXXX-XXXX XXXX-XXXX XXXT-XXXX 350: 13;TEMP PROBE I/O

Quick Links:

Removal of the Total Air Temperature (TAT) Probe AMM 34-11-13-000-801
Installation of the Total Air Temperature (TAT) Probe AMM 34-11-13-400-801
Standard Practices - Replace Wiring SPM 20-12-00-02
Standard Practices - Repair Wiring SPM 20-12-10-02

Troubleshooting Recommendations:

  1. Replace TAT Probe.
  2. Do close out.

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