Service difficulty report · Sensor · Boeing 737824

Difficulty date
March 26, 2024
Submitted
March 26, 2024
Operation
Air carrier
Aircraft
N18223
Make and model
Boeing 737824
Aircraft serial
28932
Aircraft time
76,593 hours, 28,152 cycles
Part
Sensor
Part number
0861FL1
Part serial
15229
Condition
Faulty
Location
Angle Of Attack
Part time
24,760 hours, 9,791 cycles
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

CREW REPORTED INFLIGHT SPD LIM FLAG AND INTERMITTENT CAPT STICK SHAKER ACTIVATION. INTEROGATED SMID1 AND 2 FOUND FAULT (21-31004 ON LEG 00 IN FAULT HISTORY ON SMID 1) REMOVED CAPT ANGLE OF ATTACK SENSOR PER 34-21-05-000-801 OPENED AND CAPPED CIRCUIT BREAKERS (P18-2 E6,E8 AND P18-3 C3) SENSOR, ANGLE O OFF 29-3412-9-0001 5229 ON 29-3412-9-0001 6857 SENSOR, ANGLE O OFF 29-3412-9-0001 5229 ON 0000 REMOVED, REPLACED AND TESTED CAPT''S AOA IAW AMM 34-21-05. OPS TEST GOOD. PARTS USED: 76-3412-3-0006,QTY :1 29-3412-9-0001,QTY :1 ROTABLE PARTS CHANGE WAS INDICATED - TT # 1821274 SN OFF 5229.