SDR ASAA2019112081373

Service difficulty report · Autoland Sys · Boeing 737990ER

Difficulty date: November 18, 2019
Submitted: November 21, 2019
Operation: Air carrier
Aircraft: N495AS
Make and model: Boeing 737990ER
Aircraft serial: 41728
Aircraft time: 14,786 hours, 4,766 cycles
System (JASC): 2210 · Autopilot System
Part: Autoland Sys
Condition: Malfunctioned
Stage of operation: LD
How discovered: 9
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

AUTOLAND UNSUCCESSFUL. GROUNDED - YES. PERFORMED DFCS BITE REFERENCE B737-900 FIM 22-11 TASK 801. NO CURRENT STATUS FAULTS. ACCOMPLISHED LAND VERIFY TEST REFERENCE B737-900 AMM TASK 22-11-00-700-801. ALL TESTS PASS. CLEARS MEL 22-20B AND 22-99B.