Service difficulty report · Wire · Airbus A319131

Difficulty date
February 2, 2026
Submitted
February 5, 2026
Operation
Air carrier
Aircraft
N802UA
Make and model
Airbus A319131
Aircraft serial
690
Aircraft time
85,575 hours, 37,659 cycles
Part
Wire
Part number
EN2267007C012P
Condition
Chafed
Location
Zone 100
Stage of operation
NR
How discovered
O
Nature of condition
S
Precautionary procedure
H

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

What was found

FOUND CHAFING DAMAGE TO CONDUIT & CORRESPONDING DAMAGE TO WIRES 4513-QG16 (R,Y,B) APPROX 5 FT FROM CONNECTOR 22QA-A, JUST FWD OF RT LANDING LIGHT. DAMAGE FOUND USING TDR/FILTERED PROBE. IAW AWM 28-21-02. PRIOR TO FINDING DAMAGE, FOUND NO CONTINUITY FROM 22QA-A TO 1941VC ON WIRES R & Y. HIGH RESISTANCE CONTINUITY OF 94 K OHM ON WIRE B. MEGGED ALL 3 & FOUND HIGH RESISTANCE SHORT TO GRNDS IAW AWM 28-21-02 PG 7. REMOVED DAMAGED FLEXABLE CONDUIT. FOUND MORE DAMAGE TO FLEX CONDUIT CAUSED BY ELECT ARCING. FOUND ALL 3 PHASE WIRES RED, YELLOW, BLUE, DAMAGED OR SEVERED. DAMAGE MEASURES 65 INCH FROM FUEL PUMP 22QA CONNECTOR. INSP OF WHITE GROUND WIRE SHOWS NO DAMAGE. DAMAGED PHASE WIRES, FLEX CONDUIT, & RAYCHEM WIRE SLEEVE ON WORK BENCH IAW AWM 28-21-02, REF TSM28-21-00-810-802 STEP 4.A.2.J.6, WIRE REPAIR CAN BE ACCOMP WITH SPLICES IN JUNCTION BOX 4070VN/4008VN & NEW WIRES ROUTED TO PUMP. FLEX CONDUIT. COMPLETED WIRE RUN THROUGH NR 1 RT FUEL PUMP WIRE TRACK & TERMINATED NEW SECT OF 4513-QG16 R/Y/B & 4517-DK18 INTO 22QA-A CONNECTOR IAW WDM 28-21-02, PAGE 7. FUEL PUMP OPS CHKD OK IAW AMM 28-21-51.

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