Service difficulty report · Sensor · Boeing 737823

Difficulty date
July 17, 2020
Submitted
July 21, 2020
Operation
Air carrier
Aircraft
N896NN
Make and model
Boeing 737823
Aircraft serial
33224
Aircraft time
24,863 hours, 10,261 cycles
Part
Sensor
Part number
0861FL1
Part serial
13634
Condition
Inoperative
Stage of operation
CR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

AIRCRAFT NOT GROUNDED - (REPEAT ISSUE) AT CRUISE, N1 DID NOT GO TO CLIMB. MEL 07-1046-C AUTOTHROTTLE SYSTEM AUTHORIZED. REMOVED AND REPLACED LEFT ANGLE OF ATTACK (AOA) SENSOR PER AMM 34-21-05, ACCOMPLISHED AOA SYSTEM TEST, SYSTEM OPERATIONS CHECK NORMAL. REINSTALLED ALL FMC (FLIGHT MANAGEMENT COMPUTER) SOFTWARE PER AMM 34-61-00 AND WORK CARD 2900. ACCOMPLISHED SMYD (STALL MANAGEMENT YAW DAMPER) BITE CHECK PER AMM 27-32-00, AND FMC BITE CHECK PER FIM 34-61-00-810-801, NO FAULT NOTED.