SDR GTIA2021011835551

Service difficulty report · Valve · Airbus A320271N

Difficulty date: January 17, 2021
Submitted: January 18, 2021
Operation: Air carrier
Aircraft: N905NK
Make and model: Airbus A320271N
Aircraft serial: 7334
Aircraft time: 10,602 hours
Engine: Iae PW1127GJM
System (JASC): 7520 · Engine Cooling System
Part: Valve
Condition: Out Of Round
Location: Nr 1 Engine
Stage of operation: NR
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

ENGINE 1 SYSTEM FAULT. IN FLIGHT NO ABNORMAL PARAMETERS OBSERVED, REF TFU 75.24.00001. FOUND ACC VALVE OUT OF ROUND. R & R ACC VALVE 4020KM1, IAW AMM 75-24-01. PERFORMED FADEC SYSTEM IDLE TEST, IAW AMM 73-21-00, TEST OKAY. PERFORMED DRY MOTOR ENGINE ACTUATOR TEST, IAW AMM 73-21-00 AND IDLE LEAK CHECK, CHECKS OKAY.

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