Service difficulty report · Autothrottle Sys · Boeing 737890

Difficulty date
March 7, 2011
Submitted
March 17, 2011
Operation
Air carrier
Aircraft
N518AS
Make and model
Boeing 737890
Aircraft serial
35693
Aircraft time
7,721 hours, 2,287 cycles
Part
Autothrottle Sys
Condition
Malfunctioned
Location
Cockpit
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

AFTER PRESSING TO / GA DURING TAKEOFF A/T'S ONLY ENGAGED THE NR 1 THROTTLE AND THEN DISCONNECTED. THROTTLES WERE MANUALLY SET TAKEOFF CONTINUED THEN A/T ARM WAS RE-ENGAGED WITH AN IMMEDIATE DISCONNECT. FLIGHT CONTINUED WITH A/T'S OFF. A/T FFR NO FAULT LOGGED FOR ASM CURRENT AND SERVO TEST PASSED. DFCS FFR LOGGED MSG22 11210 "FGN FAILS TO ENT TOGA". PERFORMED FIM 22 11 00 810 801 CURRENT STATUS PASSED. DFCS LRU FOR FCC AND LAND VERIFY TEST PASSED.