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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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Quick Links

08/02/24

Message Overview:

STAB TRIM
(Caution)

DDG Reference: None
Pilot Action (QRH): ABNORM 8-4
System Description: 27-40-00
Schematic Diagram: [ Global Express ]  [ G5000 ]  [ Global XRS ] 24-51-00 AC Load Distribution AC Power Center (ACPC) System
[ Global Express ]  [ G5000 ]  [ Global XRS ] 24-52-00 AC Load Distribution Cockpit Circuit Breaker Panel (CCBP) System
[ Global Express ]  [ G5000 ]  [ Global XRS ] 27-41-00 Horizontal Stabilizer Pitch Trim System
Wiring Diagram: [ Global Express ]  [ G5000 ]  [ Global XRS ] 24-51-00 ACPC Distribution Left
[ Global Express ]  [ G5000 ]  [ Global XRS ] 24-51-00 ACPC Distribution Right
[ Global Express ]  [ G5000 ]  [ Global XRS ] 24-52-01 Cockpit Circuit Breaker Panel (CCBP)
[ Global Express ]  [ G5000 ]  [ Global XRS ] 27-41-01 Pitch Trim System Control

Message Description:

The pitch trim function is not available because of problems with the two pitch trim channels.

Possible Causes:

  • Flight Control Unit (FCU)
  • Master Disconnect (MASTER DISC) Switch on a Handwheel
  • Horizontal-Stabilizer Motor Drive Unit
  • Horizontal-Stabilizer Actuator
  • STAB PUSH OFF/RESET Pushbutton Annunciator on the TRIMS Control Panel
  • Pitch Trim (NOSE DN or NOSE UP) Switch on the Handwheel
  • 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:

  • To support a NFF technical investigation please fill out this Questionnaire and send it to your FSR if you are replacing a Flight Control Unit (FCU).
  • Verify C/B status on both pilot and copilot EMS CDUs. This CAS Message will post if both circuit breakers or Smart Contactor status is OUT or Tripped.

LOCATION CB NO. NAME
ACPC (A35) CB-B6 STAB CH1
CCBP (A54) CB-E5 STAB CH2
ACPC (A35) SC-K15 AC 1 FEED

Quick Links:

Removal of SFCU AMM 27-61-05-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of SFCU AMM 27-61-05-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Removal of Pitch Trim Actuator Motor AMM 27-41-13-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of Pitch Trim Actuator Motor AMM 27-41-13-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Removal of Pitch Trim Actuator Motor Drive Unit AMM 27-41-17-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of Pitch Trim Actuator Motor Drive Unit AMM 27-41-17-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Removal of Pitch Trim Switches AMM 27-41-01-000-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Installation of Pitch Trim Switches AMM 27-41-01-400-801 [ Global Express ]  [ G5000 ]  [ Global XRS ]
Wire Repair SPM 20-12-10 [ Global Express ]  [ G5000 ]  [ Global XRS ]

Troubleshooting Recommendations:

  1. Access the CAIMS to view fault messages. Select displayed message from menu below:

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