Service difficulty report · Eec · Boeing 737990ER

Difficulty date
October 16, 2022
Submitted
October 25, 2022
Operation
Air carrier
Aircraft
N413AS
Make and model
Boeing 737990ER
Aircraft serial
35205
Aircraft time
35,686 hours, 11,269 cycles
Engine
Cfmint CFM567B27E
Part
Eec
Part number
2042M67P04
Part serial
FFFH1027
Condition
Faulty
Location
#2 Engine
Part time
48,500 hours, 14,569 cycles
Stage of operation
IN
How discovered
V
Nature of condition
J
Precautionary procedure
K

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

What was found

FOUND ENG 2 SHORT TIME FAULT CODE 73-11282. EEL CHANNEL IS NOT ENERGIZED WITH THE ALTERNATOR VOLTAGE ON FLT LEC 3,4. GROUNDED - YES. REMOVED AND REPLACED #2 ENGINE EEC REF B737-900 AMM TASK 73-21-60/401 FOR POSITIVE MAINTENANCE DUE TO INTERMITTENT SHORT TIME FAULT CODE 73-11282. ALL INSTALLATION TESTS AND ENGINE RUN PASSED WITH NO FAULTS RECORDED. ETOPS GROUND VERIFICATION SUCCESSFUL.