Service difficulty report · Unknown · Boeing 7379

Difficulty date
November 7, 2023
Submitted
November 13, 2023
Operation
Air carrier
Aircraft
N921AK
Make and model
Boeing 7379
Aircraft serial
43337
Aircraft time
7,900 hours, 2,280 cycles
Engine
Cfmint LEAP1B21
Part
Unknown
Part number
UNKNOWN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
V
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 DIAGNOSTICS REPORTS THE #2 ENGINE IS GENERATING ALERTS FOR PS3 OUT OF RANGE, PS3 PRESSURE DISAGREE FAULT, P3B OUT OF RANGE, P3B PRESSURE DISAGREE FAULT, OR P3B VS PS3 PRESSURE DISAGREE FAULT. (TASK CARD 73-ASA-01)(#PRI 1) CNR # 20231108006ETOPS SIGNIFICANT SYSTEM. GROUNDED - YES. (RESOLVED ON W/O: 1976145 TASKCARD: N/R-00001 ) ACCOMPLISHED T/C 73-ASA-01, OPS CHECK GOOD. THIS COMPLETES TSR, SEAMC NOTIFIED.

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