SDR ASAA2016031015881

Service difficulty report · Warning Flag · Boeing 737990ER

Difficulty date: March 10, 2016
Submitted: March 14, 2016
Operation: Air carrier
Aircraft: N433AS
Make and model: Boeing 737990ER
Aircraft serial: 41704
Aircraft time: 9,475 hours, 3,036 cycles
System (JASC): 3160 · Central Display
Part: Warning Flag
Condition: Activated
Location: Display
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

F/D FLAG ON CAPTAIN'S SIDE, CANNOT GET CAPTAIN'S SIDE F/D TO ACCEPT BEING THE MASTER F/D. ACFT GROUNDED. ACCOMPLISHED DFCS OPS TEST BITE GRPS NR 12, 13, 14, REF AMM 22-11-00-740-801. ALL TESTS PASSED. ACCOMPLISHED DFCS LRU INTERFACE TEST FOR FCC BITE GRP NR 35, REF AMM 22-11-33/401. ALL TESTS PASSED. LAND VERIFY TEST, REF AMM 22-11-00-700-801. ALL TESTS PASSED. ACCOMPLISHED HGS SENSOR TEST FOR FCC/AT, REF AMM 34-36-00. ALL TESTS PASSED.