Service difficulty report · Warning System · Boeing 777224

Difficulty date
February 3, 2022
Submitted
February 4, 2022
Operation
Air carrier
Aircraft
N74007
Make and model
Boeing 777224
Aircraft serial
29477
Aircraft time
105,418 hours, 10,658 cycles
Part
Warning System
Part number
NA
Part serial
NA
Condition
False Indication
Location
Na
Stage of operation
TO
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

CREW REPORTS LOW SPEED ABORT AT 80 KNOTS DUE TO AURAL WARNING THAT AIRCRAFT WAS ON A TAXIWAY. AC WAS ACTUALLY ON RUNWAY 9R. CREW ALSO REPORTS THEY NORMALLY RECEIVE AURAL NOTIFICATION WHEN APPROACHING A RUNWAY AND THERE WAS NONE WHEN THEY APPROACHED 9R. TERRAIN DATABASE INSTALLED 622. NEWEST IS 625. INSTALL NEW PICTURE ADDED DATABASE PER TOMC LOADED MOST CURRENT TERRAIN DATABASE VERSION 625 PER MM 34-45-00-470-802. PERFORMED GROUND PROXIMITY WARNING SYSTEM OPERATIONAL TEST PER MM 34-46-00-710-803-003. ADD EMP:104327