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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:

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06/30/21

Message Overview:

Message Name:

BRAKE SYSTEM CHATTER NOISE

Message Code: 324OBS002
Effectivity: All
System: Brake Control System
System Description: 32-43-00
Schematic Diagram: 32-43-00 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wiring Diagram: 32-43-03 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Message Description:

This condition is observed while aircraft is static. The chatter is heard loudest in the Main Landing Gear (MLG) Bay and can be described as a rapid repetitive knocking or banging.

Possible Causes:

  • Left Inboard Brake Control Valve (MT153)
  • Left Outboard Brake Control Valve (MT53)
  • Right Outboard Brake Control Valve (MT56)
  • Right Inboard Brake Control Valve (MT169)

Troubleshooting Tips:

Advisory Wire/Service Bulletin:

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Bleeding of the Inboard Brakes AMM 32-43-00-870-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Bleeding of the Outboard Brakes AMM 32-43-00-870-802 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Troubleshooting Recommendations:

NOTE: Aircraft exhibiting brake system chattering remain fully serviceable with no impact on aircraft operations.

  1. Perform the Bleeding of the brake system. This may help reduce or eliminate this condition.
  2. Do close out.

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