Service difficulty report · Display · Boeing 737890

Difficulty date
July 18, 2017
Submitted
July 24, 2017
Operation
Air carrier
Aircraft
N588AS
Make and model
Boeing 737890
Aircraft serial
35685
Aircraft time
37,070 hours, 11,257 cycles
Part
Display
Condition
Failed
Location
Captain'S
Stage of operation
AP
How discovered
O
Nature of condition
P
Precautionary procedure
O

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

What was found

CAPTAIN'S FLIGHT DISPLAY FAILED ON APPROACH, F/O'S SIDE WAS MASTER. ACFT GROUNDED. DFCS FAULT REVIEW SHOWED CAPTAIN'S F/D PITCH BIASED OUT OF VIEW DUE TO FAULT 22-11576 LOC TUNE MISCOMPARE AND ROLL BIASED OUT OF VIEW DUE TO FAULT 22-11239 LOC NOT TUNED. NR 1 VHF/NAV CONTROL PANEL WAS TUNED TO 110.30 AND NR 2 VHF/NAV CONTROL PANEL WAS TUNED TO 110.50. ACCOMPLISHED TEST IAW AMM 22-00-01-730-807 LLM SPECIAL CONDITION - INBOUND CONDITION RELATED TO AUTOLAND. ALL TESTS FOR FCC-A PASSED. SYSTEM A AUTOPILOT AND FLIGHT DIRECTOR OPS NORMAL.