SDR ASAA2016041016336

Service difficulty report · Autoland Sys · Boeing 737990ER

Difficulty date: April 10, 2016
Submitted: April 12, 2016
Operation: Air carrier
Aircraft: N492AS
Make and model: Boeing 737990ER
Aircraft serial: 44110
Aircraft time: 1,264 hours, 434 cycles
System (JASC): 2210 · Autopilot System
Part: Autoland Sys
Condition: Malfunctioned
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

UNSUCCESSFUL AUTOLAND, LANDED TOO FAR RIGHT. DISCONNECTED MANUALLY, CONTINUED APPROACH. ACFT GROUNDED. ACCOMPLISHED INSTALLATION TEST AND ADDITIONAL MINIMUM TEST IAW LWMP SYS TABLE FOR ILS SYTEM, LAND VERIFY BITE GROUP 49 AND HGS SYS TEST, ALL TESTS PASS, REF AMM 22-11-00-700-801 AND SMM 36-34-00.