Service difficulty report · Thermocouple · Airbus A321231

Difficulty date
May 23, 2025
Submitted
May 26, 2025
Operation
Air carrier
Aircraft
N582UW
Make and model
Airbus A321231
Aircraft serial
6175
Aircraft time
35,611 hours, 14,636 cycles
Engine
Iae V2533A5
Engine time
69,114 hours, 29,773 cycles
Part
Thermocouple
Part number
73984300
Part serial
32343
Condition
Faulted
Location
Zone 400
Part time
11,265 hours, 5,217 cycles
Stage of operation
CL
How discovered
O
Nature of condition
M, J
Precautionary procedure
A

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

What was found

AIRCRAFT WAS GROUNDED: AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO DFW DUE TO THE FLIGHT CREW REPORTING THAT WHILE CLIMBING THROUGH 10000FT, THEY NOTICED THAT THE LEFT ENGINE OIL QUANTITY INDICATION WAS SHOWING XX ALONG WITH AN ECAM ADVISORY FOR ENGINE OIL TEMPERATURE 155C AND THE TEMERATURE REACHED 165C AND THEN CAME DOWN TO 145C ONCE THE AIRCRAFT WAS LEVELED OFF AT FL 290. THE AIRCRAFT LANDED SAFEKLY AT DFW AND TAXIED TO THE GATE UNDER ITS OWN POWER. THE FLIGHT CREW REPORTED THAT AFTER LANDING, QUANTITY WAS SHOWING 25.5. MAINTENANCE REPLACED THE #1 ENGINE ACOC OIL TEMPERATURE THERMOCOUPLE PER AMM 79-32-15 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK.

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