Service difficulty report · Blower · Airbus A321231

Difficulty date
September 15, 2019
Submitted
September 16, 2019
Operation
Air carrier
Aircraft
N663NK
Make and model
Airbus A321231
Aircraft serial
6994
Aircraft time
13,302 hours, 5,773 cycles
Part
Blower
Condition
Faulted
Location
E&E Bay
Stage of operation
CL
How discovered
O
Nature of condition
B, J
Precautionary procedure
A

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

What was found

ON CLIMBOUT ON THEECAM VENT BLOWER AND EXTRACT APPEARED SUSPECTING POSSIBLE AVIONICS SMOKE HOWEVER NO OTHER INDICATIONS WERE PRESENT. PERFORMED AEVC TEST IAW 21-26-00. PFR SHOWS INLER EXTRACT FAULT AND VENT BLOWER FAULT. CLASS 3 FAULTS SHOW'S AEVC. OBSERVED DURING AEVC TEST, BOTH INLER AND EXTRACT VALVES STAYED CLOSED FOR APPROXIMATELY 15 MIN AFTER TEST. CONTINUED TO L/P 2532639-2

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