Service difficulty report · Warning System · Boeing 737823

Difficulty date
July 21, 2019
Submitted
July 24, 2019
Operation
Air carrier
Aircraft
N943NN
Make and model
Boeing 737823
Aircraft serial
31177
Aircraft time
18,462 hours, 6,823 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
AP
How discovered
O
Nature of condition
N
Precautionary procedure
K

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

What was found

AIRCRAFT WAS GROUNDED: PILOT REPORTS LARGE NEEDLE SPLIT WITH FLAPS LESS THEN 1, NO FLAPS LANDING. FLAPS WOULD NOT EXTEND ON DESCENT. EMERGENCY WAS DECLARED. MAINTENANCE ACCOMPLISHED FSEU BITE, 1 NOTED PREVIOUS LEG FAULT 27-53256 FLAP 7 SKEW. ACCOMPLISHED FIM 27-51-00-810-801, FAULT WAS INTERMIT. NO CURRENT FAULTS NOTED. CYCLED FLAPS SEVERAL TIMES & UNABLE TO DUPLICATE DISCREPANCY.