SDR AALA201907259003

Service difficulty report · Warning System · Boeing 737823

Difficulty date: July 24, 2019
Submitted: July 25, 2019
Operation: Air carrier
Aircraft: N952AA
Make and model: Boeing 737823
Aircraft serial: 30088
Aircraft time: 55,495 hours, 23,055 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: Warning System
Condition: False Activation
Location: Cockpit
Stage of operation: DE
How discovered: O
Nature of condition: N
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: PILOT REPORTS DESCENDING THROUGH FL 350 AUTO FAIL LIGHT ILLUMINATED IN ACCORDANCE WITH QRH, SWITCHED TO ALTN, LIGHT EXTINGUISHED. MAINTENANCE ACCOMPLISHED BITE AND RESET CABIN PRESSURE CONTROLLERS #1 & #2 IAW AMM 21-31-00 OK FOR SERVICE