SDR CALA2019032500469

Service difficulty report · Unknown · Boeing 737824

Difficulty date: March 25, 2019
Submitted: March 25, 2019
Operation: Air carrier
Aircraft: N76515
Make and model: Boeing 737824
Aircraft serial: 31623
Aircraft time: 35,743 hours, 12,473 cycles
System (JASC): 3400 · Navigation System
Part: Unknown
Condition: Malfunctioned
Location: Cockpit
Stage of operation: CL
How discovered: O
Nature of condition: G
Precautionary procedure: A

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

What was found

CA AIRSPEED INDICATED AN OVERSPEED AT 260 KIAS UPON SELECTION OF ECON CLIMB. FO FLEW RTB. THIS ITEM HAS TOO MUCH HISTORY. LOG PAGE WILL BE UNLOCKED ONCE A DEFINITE FIX IS C/W UNLOCKED REPLACED LT AOA SENSOR T433 REF AMM 34-21-05-400-801. REPLACED NR 1 SMYD COMPUTER REF AMM 27-32-42-400-801. REPLACED NR 1 FMCS COMPUTER REF AMM 34-61-02-400-801. REPLACED INSTRUMENT SWITCH MODULE REF AMM 31-11-00. ACP AIR DATA STSTEM TEST REF AMM 34-21-00-73 -802. OPS CHECKED GOOD.