Service difficulty report · Eec · Boeing 737890

Difficulty date
November 28, 2017
Submitted
November 30, 2017
Operation
Air carrier
Aircraft
N558AS
Make and model
Boeing 737890
Aircraft serial
35177
Aircraft time
43,372 hours, 12,765 cycles
Engine
Cfmint CFM567B27
Part
Eec
Part number
2042M67P02
Part serial
FFFB0163
Condition
Failed
Location
Nr 2
Part time
43,374 hours, 12,764 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

WHILE ACCOMPLISHING T/C 78273000, FOUND FAULTS ON THE NR 2 ENGINE, MULTIPLE FLIGHT LEGS: 75-10522, 75-10292, 73-10042, 73-21282, 73-10622, 75-10572, 75-10422, 75-10372, 73-10322, 73-10012, AND 73-10152. ACFT GROUNDED. REMOVED, REPLACED, AND TESTED THE NR 2 EEC IAW AMM 73-21-60-400-801-F00, STEPS 3.E.&F.(1),(2),(4),&(5). ACCOMPLISHED AMM 73-21-00-700-802-F00: 5.D.(1)&(2),AND3)(A),(B),(C),&(E). ACTUATORS TESTED, NO FAULTS IAW AMM 71-00-00-700-807-F00. ACCOMPLISHED ENGINE RUN, AND EEC BITE CHECK IAW AMM 71-00-00-700-808-F00, NO FAULTS. REPAIR CONFIRMATION SUCCESSFUL IAW FIM 73-00, TASK 801.