SDR ASAA2017101722226

Service difficulty report · Controller · Boeing 737890

Difficulty date: October 17, 2017
Submitted: October 18, 2017
Operation: Air carrier
Aircraft: N565AS
Make and model: Boeing 737890
Aircraft serial: 35181
Aircraft time: 41,803 hours, 12,638 cycles
System (JASC): 2131 · Cabin Pressure Controller
Part: Controller
Condition: Malfunctioned
Location: Nr 2
Stage of operation: NR
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

AMBER AUTO FAIL & GREEN ALTN LIGHTS ILLUMINATED. ACFT GROUNDED. IAW FIM 21-31, TASK 827, RESET CONTROLLER ON AUTO PRESSURE PANEL, LIGHTS CLEARED. INTERROGATED THE NR 1 PRESSURE CONTROLLER, NO FAULTS, IAW FIM 21-31, TASK 801. INTERROGATED THE NR 2 PRESSURE CONTROLLER, FOUND OFV FAIL CODE 011. PERFORMED SYSTEM TEST. SYSTEM TEST PASSED.