Service difficulty report · Sensor · Boeing 7377Q8

Difficulty date
April 14, 2021
Submitted
April 15, 2021
Operation
Air carrier
Aircraft
N7819A
Make and model
Boeing 7377Q8
Aircraft serial
30649
Aircraft time
59,555 hours, 36,409 cycles
Part
Sensor
Part number
90004212
Part serial
9202
Condition
Faulty
Location
Lt Wing
Stage of operation
TO
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

AT APPROXIMATELY 130 KIAS TAKEOFF CONFIGURATION WARNING LIGHT AND WARNING HORN SOUNDED. AT FLAP RETRACTION SPEED FLAPS WOULD NOT RETRACT. (FLAPS 1 TAKEOFF) FLAPS INDICATED A SPLIT AT F1 DETENT. AFTER LANDING FLAP SPLIT INDICATION RETUNED TO NORMAL F1 INDICATIONS; AND FLAPS RETRACTED NORMALLY. PSEU LIGHT ILLUMINATED. / FOUND FC# 27-53252 ON FSEU AS WELL A FC# 32-62109; & 32-62110 ON PSEU. PERFOMED F.I.M. TASK 27-59 803. R&R'D #3 FLAP SKEW SENSOR PER A.M.M. 27-59-01. SYSTEM OPS CHK NORMAL. PSEU LIGHT EXTINGUISHED; AND NO FAULTS FOUND. RAR# 95257 P/N OFF S256A404-2 S/N OFF 9202 P/N ON 9000421-2 S/N ON 17751.

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