SDR AALA202507290887

Service difficulty report · Relay · Boeing 737823

Difficulty date: July 25, 2025
Submitted: July 29, 2025
Operation: Air carrier
Aircraft: N932AN
Make and model: Boeing 737823
Aircraft serial: 29530
Aircraft time: 67,159 hours, 28,754 cycles
System (JASC): 2820 · Aircraft Fuel Distribution System
Part: Relay
Condition: Faulty
Location: Zone 100
Stage of operation: CR
How discovered: O
Nature of condition: S, J
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: LEFT CENTER FUEL BOOST PUMP LOW PRESSURE LIGHT ON WITH PUMP ON AND FUEL IN THE CENTER. FOUND D876 CONNECTOR BAD THE D876 DISINTEGRATED UPON DEPINNING. REMOVED AND REPLACED D876 CONNECTER (AALA202507299443) AND FUEL SYSTEM MODULE P5-2 PANEL (AALA202507297757), PER AMM 28-22-43. REMOVED AND REPLACED K9902 POWER SWITCHING RELAY (AALA202507290887), PER WDM 28-23-11. OPERATIONAL CHECK GOOD.