Service difficulty report · Actuator · Airbus A321231

Difficulty date
June 20, 2020
Submitted
June 22, 2020
Operation
Air carrier
Aircraft
N676NK
Make and model
Airbus A321231
Aircraft serial
7734
Aircraft time
10,108 hours, 4,369 cycles
Engine
Iae V2533A5
Part
Actuator
Condition
Malfunctioned
Location
Nr 1 Engine
Stage of operation
UK
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

ENG 1 COMPRESSOR VANE ECAM, ACCOMPLISHED FAULT ISOLATION FOR CLM B25TK IAW TSM 75-30-00-810-849 & 847A. REMOVED & REPLACED NR 1 ENG 2.5 BLEED MASTER ACTUATOR (4021KS) IAW AMM 75-31-42 PB401. COMPLIED WITH AMM SUBTASK 72-32-50-210-051-A WITH FLEXIBLE BORESCOPE, VISUAL EXAMINATION OF NUMBER ONE ENGINE LPC BLEED DUCT SEAL FOR DETACHMENT. NO DETACHMENT EVIDENT. REF FIG 72-32-60-991-15200-13-A. ACCOMPLISHED FAULT ISOLATION FOR CLM B25TK IAW TSM 5-30-00-810-849+847 ACCOMPLISHED NR 1 ENG 2.5 BLEED VLV MECHANISM LUBRICATION IAW AMM 72-00-00-600-011. PERFORMED HIGH POWER ASSURANCE TEST ON ENG NR 1 IAW AMM 71-00-00. OPS CHECK GOOD, NO FAULTS NOTED AT THIS TIME. A/C OK FOR SERVICED.

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