Service difficulty report · Autoland Sys · Boeing 737890

Difficulty date
August 26, 2017
Submitted
August 28, 2017
Operation
Air carrier
Aircraft
N559AS
Make and model
Boeing 737890
Aircraft serial
35178
Aircraft time
40,706 hours, 12,095 cycles
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 UNSATISFACTORY. FINAL APPROACH WAS SQUIRLY, LEFT OF COURSE & RIGHT OF COURSE. IT CORRECTED AT ABOUT 500 FEET THEN FLEW FINE UNTIL 10 FT AGL WE GOT APPROACH WARN AND WERE ABOUT 15-20 FT RIGHT OF CENTERLINE. A/P STAYED ENGAGED UNTIL TOUCHDOWN AND WAS OTHERWISE A GOOD APPROACH & LANDING. GROUNDED - YES. ACCOMPLISHED DFCS BITE: CURRENT STATUS - PASSED. FLT HISTORY - NO FAULTS. IAW AMM FIM 22-11 TASK 801. ACCOMPLISHED HGS BITE: HGS CAPABILITY - AIII NO FAULTS DETECTED. HGS EXISTING FAULTS - NO FAULTS. REF SMM 34-36-00. INFO: RWY USED 34L.