Service difficulty report · Unknown · Boeing 7379

Difficulty date
July 30, 2023
Submitted
August 1, 2023
Operation
Air carrier
Aircraft
N942AK
Make and model
Boeing 7379
Aircraft serial
44102
Aircraft time
4,256 hours, 1,241 cycles
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
O
Nature of condition
J
Precautionary procedure
K

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

What was found

GE CNR 20230730051 ENG 1 S/N 60A529 IS GENERATING ALERTS FOR PS3 OUT OF RANGE, PS3 DISAGREE FAULTS OR P3B PRESSURE DISAGREE FAULTS . ICE/WATER BLOCAGE IS SUSPECT AND PSS BLOWOUT REQUIRED. (#PRI1/ETOPS). GROUNDED - YES. (RESOLVED ON W/O: 1963326 TASKCARD: N/R-00002 ) CW T/C TSR. T/C 73-ASA-01 COMPLETE. ENG 1 FAULT HISTORY: MSG 77-09002 ENG 1 EEC CH B HAS INTERNAL FAULTMSG 73-43302 COMPRESSOR DISCHARGE PRESSURE (PS3) SENSOR IS OUT OF RANGEMSG 78-44341 TR LEFT SLEEVE POSITION SENSOR SIGNAL IS OUT OF RANGEMSG 78-44461 TR RIGHT SLEEVE POSITION SENSOR SIGNAL IS OUT OF RANGEAMM TEST NO. 35 AND 36 COMPLETE.SEAMC MITCH NOTIFIED.

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