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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

04/26/21

Message Overview:

Message Name:

BARO ALTITUDE SETTING REVERSES DIRECTION

Identifier: 341OBS012
Effectivity: AIRCRAFT: 20501 - 20999
System: Auto Flight
Associated CAS: None
System Description: 34-13-00
Schematic Diagram: 31-61-00 Sh. 3 & 4
Wiring Diagram: 31-61-05

Message Description:

When changing the BARO altimeter setting on the Baro Utility Panel, the setting will reverse direction as you are scrolling.

17_adc_indications

Possible Causes:

  • Pilot's Baro Utility Panel (PL23)
  • Copilot's Baro Utility Panel (PL24)
  • Pilot's ALTM BARO Rheostat (S151)
  • Copilot's ALTM BARO Rheostat (S152)
  • Associated Wiring

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Removal of the BARO Utility Panel AMM 34-21-21-000-802
Installation of the BARO Utility Panel AMM 34-21-21-400-802
Wiring - Maintenance Practices - ALL SPM 20-12-00-02
Wire Repair - Maintenance Practices - ALL SPM 20-12-10-02
Electrical Connectors - Maintenance Practice - ALL SPM 20-20-00-02

Troubleshooting Recommendations:

  1. Replace the BARO UTILITY PANEL (PL23/PL24) or the ALTM BARO select rheostat in the Baro Utility Panel.
  2. Do close out.

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