SDR ASAA11510388

Service difficulty report · Unknown · Boeing 737890

Difficulty date: September 18, 2011
Submitted: September 21, 2011
Operation: Air carrier
Aircraft: N566AS
Make and model: Boeing 737890
Aircraft serial: 35181
Aircraft time: 17,841 hours, 5,571 cycles
System (JASC): 2210 · Autopilot System
Part: Unknown
Condition: Malfunctioned
Location: Autopilot Sys
Stage of operation: DE
How discovered: O
Nature of condition: J
Precautionary procedure: K

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

What was found

ON DESCENT W/ AUTOPILOT B ENGAGED STAB OUT OF TRIM CAUTION LIGHT ILLUMINATED. IAW QRH DISENGAGED AUTOPILOT STAB DEFINITLEY OUT OF TRIM. RETRIMMED STAB AND RE ENGAGED AUTOPILOT B. NO FURTHER PROBLEMS FOR REMAINDER OF DESCENT. FAULT HISTORY HAS FCC FAULTS FOR SYTEM B RESET SYSTEM AND TESTED PER 22 11 00 OPS CHECK GOOD THIS INCLUDES BITE 60.32 CURRENT STATUS CHECKS GOOD. APPEARS THIS WAS A SOFT FAULT THAT HAS CLEARED.