Service difficulty report · Eec · Boeing 737990ER

Difficulty date
August 9, 2016
Submitted
August 15, 2016
Operation
Air carrier
Aircraft
N457AS
Make and model
Boeing 737990ER
Aircraft serial
36355
Aircraft time
9,998 hours, 3,274 cycles
Engine
Cfmint CFM567B27E
Part
Eec
Condition
Faulted
Location
Nr 2
Stage of operation
IN
How discovered
9
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

NR 2 EEC LOGGED LONG TIME CHANNEL B FAULT 75-20832. T3 SIGNAL OUT OF RANGE. ACFT GROUNDED. PERFORMED NR 2 ENGINE BITE TEST. NO FAULTS FOUND ON RECENT FAULTS NOR FAULT HISTORY. PERFORMED INITIAL EVALUATION, IAW FIM 75-33, TASK 802. ELECTRONIC ENGINE CONTROL SHOWS NO FAULTS..