background
x
loader
Troubleshooting
arrow By ATA By Message Color By Observed Faults By CAIMS By Tips

Select color for CAS message that you wish to troubleshoot

(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.

This page includes :

For AOG assistance contact:

CRC Montreal (YUL)
Quick Links

09/09/19

Message Overview:

Fault Message:

[BMC1] LEFT WING INBD A-ICING LEAK

Fault Code:

3615520BMC

Associated CAS:

WING A/ICE LEAK
(Caution)

Reporting LRU: Bleed Management Controller (BMC) 1
System Description: 36-12-00
Schematic Diagram: 36-12-00 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wiring Diagram: 36-12-01 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Fault Description:

A leak has been detected by [BMC1] LEFT WING INBD A-I Loops and have been simultaneously detected by [BMC2] LEFT WING ANTI-ICING Loops. Inhibited during take-off and Landing.

Possible Causes:

  • Left Wing Inboard Anti-Icing Duct
  • Bleed Air Leak Detection System

Troubleshooting Tips:

Advisory Wire/Service Bulletin:

  • AW700-36-0365 - Bleed management controller - Data Gathering to reduce No Fault Found (NFF) rate

Forum Articles/Infoservice/Newsletter:

  • Forum Article 2011-VOL 8 issue 23 - Bleed Management Controller (BMC) Top 10 No Fault Found (NFF) vs. Reliability Improvement Modification Program (RIMP) implementation
  • Questionnaire for replacing the BMC. Follow instructions using this (Fill out form)

NOTE: Always verify you are working with the current document revision. Access the CIC website to ensure the latest document revision.

Refer to AIPC 36-12-03 for Left Inboard Wing A/ICE Leak Detection Loops.

Quick Links:

Leak Test of the Bleed Air System AMM 36-11-00-790-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Bleed Leak-Detection-Loops and Components
Maintenance Practices		 AMM 36-12-00-910-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wing Bleed Leak Detection Loop AIPC 36-12-03 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Troubleshooting Recommendations:

  1. Make sure the Leak Detection Elements are installed as per Bleed Air Leak Detection System-Maintenance Practices.

    1. If system checks are good, do close out.
    2. If fault remains, continue with next step.

  2. Perform LEFT WING INBD A/ICE DUCT leak check.
  3. Do close out.

Registered and/or unregistered trademarks of Bombardier Inc. or its subsidiaries. © 2015 Bombardier Inc. All rights reserved.