Service difficulty report · Warning System · Boeing 737890

Difficulty date
October 3, 2018
Submitted
October 4, 2018
Operation
Air carrier
Aircraft
N535AS
Make and model
Boeing 737890
Aircraft serial
35200
Aircraft time
30,159 hours, 8,771 cycles
Part
Warning System
Condition
False Activation
Location
Cockpit
Stage of operation
LD
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

INFO ONLY AUTOLAND PERFORMED - NOT SUCCESSFUL. APCH WARN WITH A NO AIII INDICATION IN COMBINER. GROUNDED - YES. PERFORMED TASK 22-00-01-730-309 AND TASK 22-00-01-730-810 NO DEFECTS NOTED. FLIGHT FAULT REVIEW SHOWED NO CURRENT FAULTS. LAND VERIFY TEST REF AMM TASK 22-11-00-700-801 HGS SYSTEM TEST REF SMM 34-36-00 SECTION 500 AIRCRAFT RETURNED TO AUTOLAND AND HGS CAT III QUALIFIED.