Service difficulty report · Sensor · Boeing 7378

Difficulty date
December 5, 2021
Submitted
December 8, 2021
Operation
Air carrier
Aircraft
N816SY
Make and model
Boeing 7378
Aircraft serial
30637
Aircraft time
65,850 hours, 23,646 cycles
Part
Sensor
Condition
Faulted
Location
Flaps
Stage of operation
DE
How discovered
O
Nature of condition
F, J
Precautionary procedure
O

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

What was found

DEFECT: HAD TRAILING EDGE FLAP DISAGREE ON APPROACH AFTER VECTORS INDICATED 0 WHEN LEVER SAET AT 15 RAN QRH THEN RECEIVED ASYMETRY RAN QRH AND LANDED RESOLUTION: PERFORMED FIM 27-51 TASK 801. FOUND FAULT 27-53280 R28VAC EXC INV. FOUND RT SKEW AND IND BREAKER POPPED (C1443). RESET BREAKER. R&R #5,6, AND 8 SKEW SENSORS PER AMM 27-59-01. R&R FLAP INDICATOR PER AMM 27-58-02. R&R RT FLAP POS TX PER AMM 27-58-01. R&R (C1443) RT SKEW AND IND C/B PER SWPM 20-30-00. ADJUSTED RT FLAP POS TX PER AMM 27-58-01. OPERATED T.E.FLAP SYS PER AMM 27-51-00. ALL OPS & INDICATIONS NORMAL

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