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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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For AOG assistance contact:

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Quick Links

02/25/21

Message Overview:

Message Name:

HYD GEN TEST INCOMPLETE
(Service Message)

Message Code:

B3-345644

Associated CAS:

None

Reporting LRU: HYD GEN TEST
System Description: 24-33-00
Schematic Diagram: 24-33-00
Wiring Diagram: 24-33-01
24-33-03

Message Description:

The Hydraulic-Motor Driven Generator Control Unit has not completed the Maintenance Test. HMDG Maintenance Test Switch has been pressed for less than 3.7 Seconds.

This message is a Service Message that would never be logged and will only be seen during approx. 15 seconds on the CURRENT SERVICE MESSAGE page.

Possible Causes:

  • None

Troubleshooting Tips:

Advisory Wire/Service Bulletin:

  • SB100-24-04 - MODIFICATION - EMERGENCY DC-POWER SYSTEM - Installation of the Hydraulic Motor Driven Generator (HMDG) Option (C24-300)

Forum Articles/Infoservice/Newsletter: None

Fault Confirmation Procedure:
  • Retry, via the Forward Maintenance Panel, by setting the Maintenance Test Switch at the HYD GEN position and pushing / holding it for at least 5 seconds.
  • Monitor the MDC Current Service Message page.

Quick Links:

Operational Test of the Hydraulic-Motor Driven Generator (HMDG) AMM 24-33-00-710-801

Troubleshooting Recommendations:

  1. None

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