SDR ASAA2013091795994

Service difficulty report · Director · Boeing 737890

Difficulty date: September 17, 2013
Submitted: September 19, 2013
Operation: Air carrier
Aircraft: N517AS
Make and model: Boeing 737890
Aircraft serial: 35197
Aircraft time: 18,385 hours, 5,563 cycles
System (JASC): 2210 · Autopilot System
Part: Director
Condition: Malfunctioned
Location: Flight
Stage of operation: AP
How discovered: O
Nature of condition: O
Precautionary procedure: O

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

What was found

FLIGHT DIRECTOR DID NOT CAPTURE THE APPROACH, MADE IN THE LOCALIZER GUIDANCE, RAW DATA FUNCTIONED OK. ACFT GROUNDED. VERIFIED WITH FLIGHT CREW DEFECT ON F/O SIDE ACCOMPLISHED DFCS BITE TEST IAW AMM 22-11-00, CURRENT STATUS SHOWS NO FAULTS ON CH B. ADDITIONAL TEST CH B FLIGHT DIRECTOR ALL TEST PAS. ALSO, ACCOMPLISHED ILS OPS TEST IAW AMM 34-31-00. ILS TEST PASS. NO HISTORY 30 DAYS. ACFT OK FOR SERVICE.