Service difficulty report · Autothrottle Sys · Boeing 737890

Difficulty date
October 2, 2012
Submitted
October 4, 2012
Operation
Air carrier
Aircraft
N518AS
Make and model
Boeing 737890
Aircraft serial
35693
Aircraft time
13,982 hours, 4,254 cycles
Engine
Cfmint CFM567B273
Part
Autothrottle Sys
Condition
Inoperative
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 THROTTLE INOPERATIVE. COULD NOT DUPLICATE. AUTOTHROTTLE FAULT LOGGED RATE MONITOR FAULT NR 22-31687 LAST FLT. ACCOMPLISHED FIM 22-32/819, AUTO THROTTLE CURRENT STATUS CHECKED NORMAL. ALSO ACCOMPLISHED SEVERAL TIMES SERVO MOTOR TEST REF MM22-31-00 STEP 1, TEST NORMAL.