Service difficulty report · Fault Message · Boeing 737990ER

Difficulty date
October 15, 2017
Submitted
October 16, 2017
Operation
Air carrier
Aircraft
N469AS
Make and model
Boeing 737990ER
Aircraft serial
41702
Aircraft time
12,902 hours, 4,273 cycles
Engine
Cfmint CFM567B27E
Part
Fault Message
Condition
False Activation
Location
Nr 2 Engine
Stage of operation
IN
How discovered
9
Nature of condition
N
Precautionary procedure
K

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

What was found

NR 2 ENGINE EEC BITE SHOWED LONG TIME FAULT 73-20192, INTERNAL EEC FAULT LOGGED FOR TWO OUT OF TEN STARTS. ACFT GROUNDED. ACCOMPLISHED TROUBLESHOOTING FOR FAULT 73-20192 IAW FIM 73-21, TASK 801. DID NOT CONFIRM FAULT, AND SELF-TEST OF CDS DEU-1 AND DEU-2 SHOWED NO FAULTS. PERFORMED A POWERPLANT TEST NR 12, ACTUATORS TEST IAW AMM 71-00-00-700-807-F00. ALL TESTS PASSED.