Service difficulty report · Unknown · Boeing 737890

Difficulty date
December 8, 2009
Submitted
December 17, 2009
Operation
Air carrier
Aircraft
N562AS
Make and model
Boeing 737890
Aircraft serial
35091
Aircraft time
12,335 hours, 3,744 cycles
Engine
Cfmint CFM567B27
Part
Unknown
Condition
Malfunctioned
Location
Engine Control
Stage of operation
IN
How discovered
O
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

FOUND LONG TERM FAULT MSG 76 31361 START LEVER SIGNAL DISAGREE LEG 1 ENG NR 1. FFR SHOWS 2 FAULTS NR 1 ENGINE MSG 76 31361. ACCOMPLISHED FIM TASK 76 11 00 & INPUT MONITORING DISCRETES TESTS ON NR 1 START LEVER SEL POS SW DEU1 DEU2 GROUND VERIFICATION TEST OPS CHECK NORMAL. ALSO ACCOMPLISHED T/C 54973 ENGINE FMC CDU FAULTS BOTH ENGINES NO FAULTS FOUND.