SDR ASAA2017083021753

Service difficulty report · Control Module · Boeing 737890

Difficulty date: August 30, 2017
Submitted: August 31, 2017
Operation: Air carrier
Aircraft: N596AS
Make and model: Boeing 737890
Aircraft serial: 35688
Aircraft time: 35,629 hours, 10,840 cycles
System (JASC): 2130 · Cabin Pressure Control System
Part: Control Module
Condition: Malfunctioned
Location: Cabin Pressure
Stage of operation: CL
How discovered: O
Nature of condition: J
Precautionary procedure: O

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

What was found

CLIMBING OUT OF 10,000, NOTICED THE PRESSURIZATION PANEL WAS BLANK. FLT ALT, LAND ALT, AND OUTFLOW VALVE WERE BLANK. ACFT GROUNDED. PERFORMED FIM 21-31,TASK 803. CABIN PRESSURE CONTROL MODULE DISPLAY AND RESET POWER TO THE AIRCRAFT CABIN PANEL DISPLAY CAME BACK NO DEFECT NOTED.