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

10/17/25

Message Overview:

STAB CH2 FAIL
(Advisory)

DDG Reference: None
Pilot Action (QRH): FCTL 07-43
System Description: 27-40-00 - Horizontal Stabilizer
Schematic Diagram: [ Global Express ]  [ G5000 ]  [ Global XRS ] 27-41-00 - Horizontal Stabilizer Pitch Trim System 
Wiring Diagram: [ Global Express ]  [ G5000 ]  [ Global XRS ] 27-41-01 - Pitch Trim System Control

Message Description:

When there is one or more of the conditions that follow:

  • There is a report of a failure of the horizontal stabilizer channel 2.
  • There is an abnormal operation of the master disconnect switch.

Possible Causes:

  • Horizontal-Stabilizer Motor Drive Unit (MDU) (A184)
  • Horizontal-Stabilizer Actuator or Actuator Motor (B44)
  • Flight Control Unit (FCU) 1 (A65)
  • Flight Control Unit (FCU) 2 (A66)
  • Horizontal-Stabilizer Position RVDT
  • Pilot Master Disconnect (MASTER DISC) Switch (S45)
  • Copilot Master Disconnect (MASTER DISC) Switch (S44)
  • Pilot Pitch Trim (NOSE DN or NOSE UP) Switch (S115)
  • Copilot Pitch Trim (NOSE DN or NOSE UP) Switch (S116)
  • Associated Wiring

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Flight Operation Notifications Manual (FONM):

  •  [ Global Express ]  [ G5000 ]  [ Global XRS ] FON 01-11 FCLT-004 [STAB CH1 FAIL] (Advisory/Cyan) or [STAB CH2 FAIL] (Advisory/Cyan) or [STAB TRIM] (Cyan/Amber) On Ground

NOTES:

  • The Flight Control System Reset procedure may be performed in an attempt to clear the fault message.
  • Verify C/B status on both pilot and copilot EMS CDUs. This CAS Message will post if either of the following circuit breaker or Smart Contactor status is OUT or Tripped

    LOCATION CB NO. NAME
    CCBP 1 - AC ESS BUS CB-E5 STAB TRIM CH2

Quick Links:

Standard Aircraft Configuration for Maintenance [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM12-00-00-867-801
Connect Electrical Power to the Aircraft [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM24-00-00-861-801
Electrical/Electronic Safety Precautions [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM24-00-00-910-801
Electrostatic Discharge Safety Precautions [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM24-00-00-910-802
Removal of the Pitch Trim Switches [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM27-41-01-000-801
Installation of the Pitch Trim Switches [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM27-41-01-400-801
Removal of the Pitch Trim Actuator-Motor [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM27-41-13-000-801
Installation of the Pitch Trim Actuator-Motor [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM27-41-13-400-801
Removal of the Flight-Control Units [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM27-61-05-000-801
Installation of the Flight-Control Units [ G5000 ]  [ Global Express ]  [ Global XRS ] AMM27-61-05-400-801

Troubleshooting Recommendations:

  1. Using the PMAT, access CAIMS Active or Stored faults.
  2. Select displayed message from menu below:

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