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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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04/21/21

Message Overview:

Message Name:

NO TR MOVEMENT

Message Code:

B3-304287

Associated CAS:

R REVERSER FAIL
(Caution)

Reporting LRU: R ENG TR SYS
System Description: 78-30-00
Schematic Diagram: None
Wiring Diagram: None

Message Description:

No thrust reverser movement on right engine.

[MCID 1462]
No TR movement.
One or both TR doors failed to move from the stow position when commanded to deploy.
One or both TR doors failed to move from the deploy position when commanded to stow.

Possible Causes:

  • Thrust Reverser (TR) Door
  • Pivot Door Actuator Hardware
  • Pivot Door Actuator
  • Thrust Reverser (TR) System Electrical Failure
  • Thrust Reverser (TR) System Hydraulic Failure

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Removal of the Engine Electronic Control Unit (ECU) AMM 76-10-05-000-801
Installation of the Engine Electronic Control Unit (ECU) AMM 76-10-05-400-801
Deactivation of the Thrust Reverser (For Maintenance) AMM 78-30-00-040-801
Activation of the Thrust Reverser (For Maintenance) AMM 78-30-00-440-801
Operational Test of the Thrust Reverser AMM 78-30-00-710-801
General Visual Inspection of the Thrust Reverser AMM 78-30-00-210-802
General Visual Inspection of the Thrust-Reverser Wiring Harness AMM 78-33-00-210-801
Removal of the Thrust-Reverser Door Stow-Switch AMM 78-33-01-000-802
Installation of the Thrust-Reverser Door Stow-Switch AMM 78-33-01-400-802
Removal of the Thrust-Reverser Harness (Multiplexer to Stow Switches) AMM 78-33-06-000-803
Installation of the Thrust-Reverser Harness (Multiplexer to Stow Switches) AMM 78-33-06-400-803
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. MCID 1462 fault present, troubleshoot using the following steps for aircraft and engine fault isolation with reference to the Light Engine Maintenance Manual Subtask 72-00-00-810-199-A01.

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