Service difficulty report · Unknown · Boeing 737890

Difficulty date
September 3, 2010
Submitted
September 8, 2010
Operation
Air carrier
Aircraft
N559AS
Make and model
Boeing 737890
Aircraft serial
35178
Aircraft time
15,041 hours, 4,502 cycles
Part
Unknown
Condition
Malfunctioned
Location
Autothrottle Sys
Stage of operation
NR
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 THROTTLES WILL NOT ENGAGE. IN FLT FAULT REVIEW LOGGED ASM NR 2 FAULTS ON LAST LEG. ACCOMPLISHED AUTOTHROTTLE ARM PROBLEM FAULT ISOLATION TESTS. REF M/M TASK 22 32 00 810 810. PASSES ALL TESTS. ACCOMPLISHED A/T BITE PROCEDURE TESTS. REF M/M FIM TASK 22 31 00 810 801. PASSES ALL TESTS. LAND VERIFY TESTS PASS. REF M/M 22 00 01.