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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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04/15/21

Message Overview:

Message Name:

THROTTLE RIGGING 1B

Message Code:

B3-304242

Associated CAS:

R ENGINE MINOR FAULT
(Advisory)

Reporting LRU: R ENG THROTTLE
System Description: 76-11-00
Schematic Diagram: None
Wiring Diagram: None

Message Description:

Right engine throttle lever rigging fault 1B.

[MCID 1304]
Throttle Rigging 1B.
A fault with the rigging or connection of the throttle lever RVDT and the ECU B was sensed.

Possible Causes:

  • Aircraft Throttle Rigging
  • Throttle Quadrant Assembly (TQA) (A51)
  • Full Authority Digital Engine Control Unit (FADEC) Electronic Control Unit B (ECU) (A42)

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Component Location AMM 28-41-00-992-801
General Visual Inspection of the Engine Wiring Harness AMM 71-50-00-210-802
Removal of the FADEC Electrical Harness from the Right Engine AMM 71-50-05-000-803
Installation of the FADEC Electrical Harness on the Right Engine AMM 71-50-05-400-803
Removal of the Throttle Quadrant AMM 76-10-01-000-801
Installation of the Throttle Quadrant AMM 76-10-01-400-801
Operational Test of the Throttle Quadrant AMM 76-10-01-710-801
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
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 1304 fault present, troubleshoot using the following steps for aircraft and engine fault isolation with reference to the Light Engine Maintenance Manual Subtask 72-00-00-810-220-A01.

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