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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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03/11/21

Message Overview:

Message Name:

RMLG UPLK RIGGING

Message Code:

B3-007429

Associated CAS:

None

Reporting LRU: RGUPLK SNSR
System Description: 32-60-00
Schematic Diagram: 32-61-00
Wiring Diagram: 32-61-03
32-61-09
32-61-12

Message Description:

PSEU detects a marginal or out of rig condition to the proximity sensor PX04 Right Main Landing Gear Uplock.

Possible Causes:

  • Main Landing-Gear Uplock Proximity-Sensor (RH) 32-61-01 (PX04)

Troubleshooting Tips:

Advisory Wire/Service Bulletin: None

Forum Articles/Infoservice/Newsletter: None

Quick Links:

Adjustment of the Proximity Sensors AMM 32-61-00-820-801
Removal of the Main Landing-Gear (MLG) Proximity-Sensors AMM 32-61-01-000-801
Installation of the Main Landing-Gear (MLG) Proximity-Sensors AMM 32-61-01-400-801
Removal of the Proximity-Sensor Electronic Unit (PSEU) AMM 32-61-09-000-801
Installation of the Proximity-Sensor Electronic Unit (PSEU) AMM 32-61-09-400-801

Troubleshooting Recommendations:

  1. Do the rigging with the adjustment of the sensor PX04.

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

  2. Replace PX04.

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

  3. Reset the PSEU circuit breakers CB1-C13, CB1-C14, CB2-C13, CB2-C14.
  4. Do close out.

proximity_sensor460_lh_cbpnl60_rh_cbpnl

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