Service difficulty report · Tat Probe · Boeing 7379

Difficulty date
March 12, 2026
Submitted
March 16, 2026
Operation
Air carrier
Aircraft
N37507
Make and model
Boeing 7379
Aircraft serial
43437
Aircraft time
18,370 hours, 6,108 cycles
Part
Tat Probe
Condition
Faulted
Stage of operation
CL
How discovered
O
Nature of condition
G, J
Precautionary procedure
A

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

What was found

AFTER TAKEOFF WE LOST VNAV AND ALL FUEL TIME AND DISTANCE DATA. A/T THRUST LIMIT BITE CHECK FMC LEFT AND RIGHT OPS CK OK. T/S OMF TO FAULT CODE 73-43830 TAT FAULT PICKED UP BY BOTH ENGINE 1&2 EEC. REMOVED AND REPLACED TAT REF AMM 34-21-06 NO FAULTS NOTED AT THIS TIME. REF LP 8190715 FOR SEALANT APPLICATION ON TAT PROBE DEFERAL

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