Service difficulty report · Autothrottle Sys · Boeing 737890

Difficulty date
April 5, 2010
Submitted
April 8, 2010
Operation
Air carrier
Aircraft
N568AS
Make and model
Boeing 737890
Aircraft serial
35183
Aircraft time
12,270 hours, 3,990 cycles
Part
Autothrottle Sys
Condition
Unknown
Location
Cockpit
Stage of operation
DE
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

AUTO THROTTLE LIMIT INDICATION SHOWS ON THRUST MODE DISPLAY (WITH THROTTLES CLOSED ON DESCENT IT SHOWED CRZ BUT WENT BACK TO A/T LIMIT W/PWR) F/C 223 220 00. A/T FCC 'A' LAST LEG LOGGED 16 NO EEC DATA SYS TESTS GOOD. REF 22 00 01 730 801. A/C REMAINS CAT IIIA A/L & HGS QUALIFIED. GRD FUNCTIONS GOOD. NO HISTORY.