Service difficulty report · Relay · Airbus A319131

Difficulty date
September 3, 2025
Submitted
September 5, 2025
Operation
Air carrier
Aircraft
N827UA
Make and model
Airbus A319131
Aircraft serial
1022
Aircraft time
79,118 hours, 34,539 cycles
Part
Relay
Part number
005RL05
Part serial
3866
Condition
Faulted
Location
Zone 400
Part time
765,213 hours, 728,039 cycles
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

AFTER T/O RECEIVED ENG 2 EGT OVER LIMIT EGT WAS AROUND 650 FLASH ING RED FOUND SEVERAL EGT THERMOCOUPLE CONNECTIONS LOOSE. REPLACED ALL 4 THERMOCOUPLES IAW AMM 77-21-15. PERFORMED BOROSCOPE INSPECTION OF COMBUSTION CHAMBER, HPT 1, 2, VANES AND BLADES. FOUND THOSE ITEMS INSPECTED ABOVE WITHIN SERVICEABLE LIMIT AT THIS TIME, REF AMM 72-00-00-200-013, 014 AND 015. INSPECTED VSV AND ASSOCIATED COMPONENTS, WIRING HARNESS FOR EGT, ALL SOLENOID, CONNECTORS AND LINES. INSPECTED HP VALVE VISUALLY INSPECTED ENGINE FOR ABNORMALITIES. NO SIGNIFICANT FINDINGS . REPLACED RELAY BOX, ENGINE #2, IAW AMM 71-51-49. REPLACED RELAY BOX. FOUND EXCEEDANCE WAS IN AREA B. REF TSM 77-00-00-810-818-B.

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