Service difficulty report · Aoa · Boeing 737824

Difficulty date
October 15, 2025
Submitted
October 17, 2025
Operation
Air carrier
Aircraft
N37255
Make and model
Boeing 737824
Aircraft serial
30610
Aircraft time
76,513 hours, 28,573 cycles
Part
Aoa
Part number
0861FL1
Part serial
5477
Condition
Faulted
Location
Zone 200
Part time
55,748 hours, 19,925 cycles
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

INT STICK SHAKER ON CA SIDE IN FLIGHT CREW REPORTS STALL WARNING OCCURRED AT 18000FT THROUGH 26000 FT. STICK SHAKER CAME ON INTERMITTENT 4 TIMES AT TEN SECOND INTERVALS. AIRSPEED WAS NORMAL, BUT DID NOTE HIGH SPEED AND LOW SPEED AWARENESS INDICATIONS ON TAPE. STICK SHAKER CAME ON AGAIN IN DESCENT, BUT DID NOT COME ON DURING LANDING. PERFORMED SMYD 1 BITE PER FIM 27-32-00-740-803. SHOWING FAULT MSG FOR INFLIGHT FAULT AND EXISTING FAULT 27-31004 AOA SIG ERROR. FIM 27-32 TASK 809. REMOVED AND REPLACED AOA PROBE REF AMM 34-21-05-400-801, ALL OPS CHECKS GOOD, NO DEFECTS NOTED