SDR AALA202312189304

Service difficulty report · Connector · Airbus A320*

Difficulty date: December 16, 2023
Submitted: December 18, 2023
Operation: Air carrier
Aircraft: N174US
Make and model: Airbus A320*
Aircraft serial: 1492
Aircraft time: 73,435 hours, 28,264 cycles
System (JASC): 3397 · Light System Wiring
Part: Connector
Condition: Dirty
Location: Zone 200 - Fuse
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS GROUNDED: CIDS PANEL CAUTION LIGHT. MAINTENANCE ACCOMPLISHED TSM 33-51-00-810-806-A, DISCONNECTED DECODER ENCODER UNIT B CONNECTOR (AALA202312189304) AND EMERGENCY POWER SUPPLY UNIT 11WL CONNECTOR (AALA202312186278). MAINTENANCE CLEANED BOTH CONNECTORS, RE-CONNECTED THE CONNECTORS TO DECODER ENCODER UNIT B AND EMERGENCY POWER SUPPLY UNIT 11WL. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.