Service difficulty report · Computer · Boeing 737890

Difficulty date
November 1, 2013
Submitted
November 5, 2013
Operation
Air carrier
Aircraft
N565AS
Make and model
Boeing 737890
Aircraft serial
35181
Aircraft time
26,620 hours, 8,137 cycles
Part
Computer
Part number
8221604101
Part serial
16GX44
Condition
Failed
Location
Autothrottle
Part time
26,620 hours, 8,137 cycles
Stage of operation
NR
How discovered
9
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

AUTOTHROTTLES CIRCUIT BREAKER TRIPPED OPEN, AUTOTHROTTLES INOPERATIVE. ACFT GROUNDED. DFCS FAULT CODE 22-31263, REPLACED FCC A IAW FIM 22-31, TASK 801, MM 22-11-33. DFCS BITE GROUP NR 35 LRU REPLACEMENT TEST FOR FCC A PASS, DFCS BITE GROUP NR 49 LAND VERIFY PASS. AUTOTHROTTLE OPS TEST NORMAL IAW MM 22-31-00, A/T BITE TESTS NORMAL IAW FIM 22-31 TASK 801. HGS SENSOR TEST FOR FCC/AT PASS IAW MMS 34-36-00. GROUND VERIFICATION SUCCESSFUL. LWMP STATUS REMAINS CAT IIIA AUTOLAND AND HGS.